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1. SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS 80 Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The icons behind the configuration names support to e Save the current configuration to persistent memory If a configuration is not saved to persistent memory it will be lost when the device powers down e Load a stored configuration amp The Import and Export buttons below the list of different configurations support to e Import configurations from a cfg file stored on the local PC Refer to section e Export all saved configurations in a cfg file to a local PC It is possible to edit the name of an existing configuration by double clicking on the configuration name that must be renamed Example Suppose to save the current configuration of the device under the third configuration slot and name it Newtec example Click the Configuration tab Click the Save button next to the third configuration slot Double click the Name field of the third configuration slot You can now enter a new name for the configuration Type Newtec example and click outside the text field 6 3 4 3 Macro Tab 1 test 2 Empty 3 Empty 4 Empty 5 Empty 6 Empty z T Empty 8 Empty X 9 Empty 0 Empty x Misc Configs
2. Max Normal Frames Short Frames Mix Normal Frames with Symbol Rate Mbaud lt 10 No limitations No limitations No limitations lt 15 No limitations No limitations QPSK or 8PSK short frames lt 20 No limitations No limitations QPSK short frames lt 33 No limitations No Limitations Not possible lt 45 32APSK is not possible 32APSK is not Not possible possible Conclusion As a general rule we can say that it is recommended to use normal frames Short frames however are useful when working with low symbol rates or with latency sensitive applications Mixing normal frames and short frames is an exception on the two general rules so it is not recommended to be used version 4 2 198 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix E List of Weak 64 User Manual for EL170 970 470 IP Satellite Modulator Bit Group Keys Demodulator Modem APPENDIX E LIST OF WEAK 64 BIT GROUP KEYS Some group keys of 64 bit length are refused when you try to use them Those are version 4 2 0000000000000000 e00000e0 00000 0 00001e1e00000e0e 0001efef0000efe 0000e0e00000 0 0 e000e000 000 000 0000fefe0000fefe 000felef000fe0e 001e001e000e000e 01e00fef00e00fe 001e1e00000e0e00 0lelee0f00e0ef0 001ee0fe000ef0fe 1 01 00 00 001efee0000efef0 Olefe00f00efe00 00e000e000 000 0 e0e00000 0 00000 00e
3. 148 6 6 4 IMplementatiOn irre e rite enero eec S 149 9 7 Loopback management on EL470 sse eee 151 9 7 1 Cabling Description ssssesssessesseeeeeeneneen nennen 151 9 52 CONTIQURATION orte eter ee ette ede ei e Enna 152 9 8 iiec ede itd Wein i e ELE Ced da eee 153 9 9 Modulator Constant Power RIM essssseeeeeeennen 154 9 10 Packet Generator and Monitor sssssssseeee 155 9 11 DVB S DVB S2 Test Generator 159 9 12 Backup Carrier 8 160 9 13 AES Content Protection 164 9 13 1 Content Protection ssssssssssssssseeeneennen 165 9 13 2 Key Management sssssssssssseseeeeene enne nnren nennen sinn entrent 165 9 19 3 Operation of AES iie itte ei ue ERR 171 9 13 4 Generating Encrypted Content 173 Appendix A User Defined Menu eene 176 Appendix B Setup Wizard 177 Appendix C Technical Specifications eese 181 Appendix D Normal and Short Frames and Mixing Frames 197 version 4 2
4. 3 cancel Figure 129 Routing Table gt Click Next IP Modulator Setup Wizard Finish We have the needed information to setup your device You can review your selections below You can also go back to change parameters Click Finish to apply the configuration or Back to make changes Network Topology Point to Multipoint Hub Ethernet Port Port A Traffic Interface IP 192 168 1 100 Mask 255 255 255 0 GW 192 168 1 1 Encapsulation XPE Modulation 1250 MHz 5 MBaud Normal frames No Pilots Insertion 15 dBm 20 Roll Off factor 3 cancel Figure 130 Finish gt click finish to complete the confiugration The configuration are apllied immediately version 4 2 180 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem APPENDIX C TECHNICAL SPECIFICATIONS EL170 IP Satellite Modulator Input Interface e Auto switching 10 100 1000 Base T Ethernet interface e Maximum rate 133 Mbit s or 67 000 packets per second e Layer 2 bridge mode Ethernet frames over satellite e Layer 3 bridge or router mode IP packets over satellite e Proxy ARP support e Base Band Frame input optional e Supported encapsulation modes Data piping Ultra Lightweight Encapsulation ULE Multi Protocol Encapsulation MPE Extended Perf
5. vx Key Length 64 Erase All Keys 128 Figure 115 Group Key Field version 4 2 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS 166 Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem e Encrypted content key There are two encrypted content keys per stream the odd encrypted content key and the even encrypted content key These keys are entered by the user through any interface and used to compute the corresponding content key which is stored in the device Encrypted content keys cannot be read back on any interface e Content key There are two content keys per stream the odd content key and the even content key The content keys are entered by the user through any interface or these keys are computed from the corresponding encrypted content key Content keys cannot be read back on any interface e Key decryptor The key decryptor is an AES decryption engine used to compute the content key based on the encrypted content key and using the group key as the AES key The previous statement is only valid for 128 bit keys In case of 64 bit keys a DES decryption engine is used instead of AES e Odd Even key The operator on the modulator selects which key to use The demodulators automatically detect which key is used odd or even and selects the key of the same type odd or even to performing the decryption 9 13 2 3 Key Sizes The key management layer for AES is defined to wo
6. ity Id 3 Undetermined 3 interfaces Key Parity Id 3 S Ethernet Encrypted Even Key 3 I neon amp y Link Encrypted Odd Key 3 itt redundancy ce oe xe e e e e e e e e eee ee Unit redundancy Even Key 3 2 IP encap decap Odd Key 3 yIP termination Encryption Id 4 y Joff Hj Modulation mm ACM control ISI for Key Id 4 Z Qj Demodulation Key Parity Id 4 Undetermined ACM client Encrypted Even Key 4 a AES Monitor Odd Key 4 8 y Test v Figure 119 Content Keys per ISI version 4 2 When changing the encryption mode on the encryptor between global and per ISI the encryption is turned off for all ISI so that such change does not interrupt the transmission 170 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 3 Operation of AES 9 13 3 1 Setting a Key for the Transmission Starting point The encryptor sends clear data to the decryptor Both have their encryption mode set to Off or no encryption Steps 1 The odd content key is entered in the decryptor 2 The decryptor encryption mode is set to On 3 The odd content key is entered in the encryptor The encryptor encryption mode is set to On 9 13 3 2 Changing Keys Seamlessly Starting point The encryptor sends encry
7. version 4 2 46 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Back Panel 02 Description out Connector Technical Specifications Signalling Type 1 MOD OUT BNC Female 75 Ohm IF band 70MHz 140MHz 2 MON OUT SMA Female 50 Ohm L band 1080MHz 3 REF OUT BNC Female 50 Ohm 10MHz reference output Back Panel 03 Description QD IFIN OUT Connectors Technical Specifications Signalling Type 1 IFL 1 IN F type Female 75 Ohm L band input 2 IFL 2 IN F type Female 75 Ohm L band input 3 REF OUT BNC Female 50 Ohm 10MHz reference out 4 IF IN IF band input version 4 2 47 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Physical Description User Manual for 170 970 470 IP Satellite Modulator Demodulator Modem Back Panel 04 Description O REF OUT Connector Technical Specifications Signalling Type 1 REF OUT BNC Female 50 Ohm 10MHz reference out 2 IFLIN F type Female 75 Ohm L band input 3 IF IN BNC Female 75 Ohm IF band input Connector Back Panel 05 Description 6 IF In IFL Out de 5 IFL In Connector Technical Specifications Signalling Type 1 IF In Not Applicable 2 IFL SMA Female 50 Ohm L band output OUT
8. nre nnmnnn nnana x OPTIONS 2 ER xiii Table of Contents sssini aeaa dii ee xvii 1 INTRODUCTION P 22 IMMENSE 22 1 1 4 EL170 IP Satellite Modulator ssssseeeeennn 22 11 2 EL970 IP Satellite Demodulator senes 24 1 1 8 EL470 IP Satellite Modem ssssssssseeneeenennnne s 25 2 Network Models and Traffic Routing eene 27 21 Network Models sssssssssssssssesenen ener nennen nnns 27 2 1 1 Ethernet Bridging Inside the Satellite 27 2 1 2 IP Bridging in the Satellite Subnet sssssesesess 29 21 3 IP BRouting ire eee te ORE Ea EE UE an 33 2 2 WLAN Forwarding and IP Routing sseseeeeem 35 2 234 MEAN SUPPO aterert eit reete Ced tere e beet 35 3 Installation 1c iieri rece eic encor nei 38 3 4 RackMo ntihng irte emet tmr Aiden ate 38 3 2 AG Power Supply toits rene e rtt tat o teda e aaa 39 3 3 Distribution System sssssssssseseneeeeene enne 39 3 3 1 Technical 39 4 Physical Description 41 44d Front Panel Description cutter etd eee 41 42 Back Panel Description inen cette a
9. p M s s SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The characteristics of this processing mode are e Only supported with DVB S2 modulation e Possible multi stream operation up to 32 streams each tagged with a separate ISI e All routing schemes are supported L2 Ethernet bridge L3 IP bridge and IP routing e Full support of VCM and FlexACM 8 4 4 Processing Mode 4 Eth ntS2BBF lt gt Air S2BBF The processing mode Eth ntS2BBF lt gt Air S2BBF is available on a modulator and is only used when the encapsulation encapsulation must be performed externally to the modulator in DVB S2 mode This is the case in the hub of FlexACM or VCM Point to Multipoint IP trunking systems where the encapsulation is performed in an external EL860 shaping encapsulator and ACM controller device The BBF interface is the interface between the EL860 and the modulator The content of the Base Band Frame is fully determined by the external encapsulator while the modulator only adds the FEC and performs the modulation function The characteristics of this processing mode are e Only supported with DVB S2 modulation e The modulator is fully transparent to the content e Functions such as IP routing encapsulation QoS or traffic shaping must be performed by external devices e The BBF input cannot be
10. User Username User profile Wl user 1 root Expert Wl user 2 guest Guest Wl user 3 none Disabled WI FTP user none Disabled User WI user 3 Username newguest Password Change password e New Password Profile Guest M Edsee Figure 50 New Password Field Typein the field Password the old user password New password the new user password Click the Save button 5 to save the new password 6 6 1 5 Change the User Profile of a User Account Only users with the expert user profile can change the user profile for a user account At least one user must contain the Expert profile It is impossible to remove the last Expert user Proceed as follows to change the user profile for a user account gt Click the Users List button on the Miscellaneous tab gt Select the user account for which you want to change the user profile gt Type in the Password field the password for the user account gt Select a user profile from the Profile drop down list box v Click the Save button Ej save to save the new user profile for the user account version 4 2 92 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 7 Create a Diagnostics Report Perform the following steps to create a diagnostics report gt Click Misc tab gt Click Diag Report Basic r
11. User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 2 Pilots in DVB S2 8 2 1 What are Pilots Pilots are unmodulated symbols grouped in blocks that can be added on the physical layer framing level 8 2 2 Why are pilots used in DVB S2 Reduce the phase noise influence Phase noise is created by the frequency components around the main carrier frequency This noise contains components at many frequencies with randomly changing phase Pilots are used to increase the reliability and the continuous receiver synchronization 8 2 3 When are Pilots Used in DVB S2 It is adviced to use pilots in the following cases version 4 2 106 In ACM mode always on When a noticable amount of phase noise is present At low data rates When distortion is present on the signal for example due to non linearity When using one of the following ModCods this is due to the ModCod structure 8 PSK 3 5 and 2 3 16 APSK 3 4 32 APSK 3 5 P x SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 3 Single Channel Per Carrier SCPC and Multiple Channel Per Carrier MCPC This section describes SCPC and MCPC two possibilities that can be used to transmit data over satellite 8 3 4 Single Channel Per Carrier When using this option a single carrier is used
12. User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem version 4 2 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS ISO 9001 2008 CERTIFIED User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 2011 Newtec Cy N V The material contained in this document is confidential and intended for use only by parties authorised by Newtec All Rights Reserved No part of this document may be photocopied reproduced stored in a retrieval system or transmitted in any form or by any means whether electronic mechanical or otherwise without the prior written permission of Newtec Cy N V Newtec Cy N V Laarstraat 5 9100 Sint Niklaas Belgium General 32 0 3 780 65 00 www newtec eu Fax 32 0 3 780 65 49 General general newtec eu version 4 2 i SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Compliancy User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Statements COMPLIANCY STATEMENTS TO WHOM IT MAY CONCERN EC DECLARATION OF CONFORMITY We Newtec Cy N V Declare that the following product Product number EL170 with type identifier NTC 2277 IF and NTC 2280 L Band EL470 with type identifier NTC 2210 IF and NTC 2215 L Band EL970 with type identifier NTC 2263 to which this declaration relates is in conformity with the essential requirements of European Union Directive 1999 5 EC Radio and Te
13. 3 IF Out Not Applicable 4 IFL In Not Applicable version 4 2 48 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Physical Description User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 1 IFLIN SMA Female 50 Ohm L band input looped to Mod out of BPO1 version 4 2 49 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Connector Back Panel 06 Description 2 IFL OUT N Connector Female 50 Ohm L band 10MHz DC 12V 24V 48V Switch of the power of the device before connecting the coax cable This to reduce the risk of personal injury from electric shock or damage to the device The following DC voltages can be selected e 12V e 24V e 48V The maximum current on this connector is 3A Use a coax cable rated for the voltage and current marked on the device The following parameters must be enabled in the device e ODU communication control a e Outdoor power supply Set the parameters on the following location Setting parameters refer to chapter 5 EL gt gt Unit gt gt Control gt gt Outdoor Unit version 4 2 50 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Conn
14. Demodulator Modem 8 TECHNOLOGY This chapter describes the DVB S and DVB S2 modulation standards and the processing mode of the EL170 970 470 devices 8 1 Modulation Standards 8 1 1 DVB S DVB S is the first generation of a standard for digital broadcasting via satellite DVB S was designed to carry MPEG 2 transport streams over satellite MPEG 2 transport streams typically carry one or several television or radio services multiplexed into a synchronous bit stream All service components are divided in short packets of 188 bytes each identified by a Program Identification PID tag in the header of the packet Generic data can also be carried in MPEG transport streams provided that it is first encapsulated in the transport stream packets The most common way to encapsulate IP data into MPEG streams is called Multi Protocol Encapsulation MPE and is also specified by a DVB standard The total bit rate of the transport stream is constant but can typically be adjusted to match the needs of the satellite link If the desired transport stream rate is greater than the sum of the carried components null packets are added to the stream by the multiplexer or the modulator This operation is called rate adaptation DVB S uses QPSK modulation and concatenated error protection based on a convolutional Viterbi code and a shortened RS code Video audio or IP data ERBHH PID 1 TS DVB S E FID gt modulation H g
15. Figure 44 Custom Function Macro Tab version 4 2 81 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Use the buttons on the Macro tab to store sets of RMCP commands Manually insert and assign up to twenty RMCP commands separated by a to one button or change stored RMCP command sets via the Edit option Click the arrow next to the button to open the Edit option An overview of all allowed RMCP commands can be found in the RMCP manual of your device 6 3 5 Status Bar gt Qdata in QData Out Demod Lock QTx On Test Logged in as guest Login Logout Refresh 2 sec version 4 2 82 The status bar informs on e Ongoing interaction with the device via the status field on the left e The current user profile Log in to or log out from the GUI of the device via the buttons in the status bar e Logout button the current user is logged out e Login button open the User identification dialog box e Refresh button updates the synoptic view Click the arrow to set the automatic refresh time T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 4 Configuring the Device Using the GUI 6 4 4 Introduction Configuration of the device is done by changing parameters Accessing and
16. EL470 gt gt Modem gt gt Control gt gt Modulation gt gt ACM control The following parameters can be defined Parameter Description ACM Cirl Enables or Disables the ACM controller MIN ModCod This is the lowest ModCod that is set by the ACM controller For example when Max ModCod 32APSK 9 10 set the Min ModCod QPSK3 4 Max ModCod This is the maximum ModCod used This is defined in the link budget Set this parameter always a few ModCods higher then what has been defined in the link budget for optimal performance Comm failure ModCod This is the fallback ModCod to ensure that the link stays up as long as possible Set this parameter to the Lowest ModCod defined in the MIN ModCod parameter Min margin This is the minimum margin step down margin refer to Figure 79 needed to stay in a certain ModCod When a lower margin is reached a lower ModCod is selected This is different per ModCod Tgt margin This is the target margin step up margin this is an added margin that is needed to select a higher ModCod Refer to Figure 78 This is different per ModCod version 4 2 127 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Parameter Description Distortion This value is added to the Min margin and Tgt margin value Refer to Figure 78 This is different per ModCod ACM Monitoring only Set
17. Figure 77 Selecting the Optimal ModCod Based on EsNo version 4 2 124 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Optimal ModCod Based on NoDE The NoDE Noise and Distortion Estimator estimates the margin in dB for each ModCod that it receives in multi stream operation NoDE also takes the distortion typically caused by a saturated transponder into account When the NoDE function has been able to estimate the link margin this link margin is used to determine the optimal ModCod instead of the measured EsNo current higher modcod modcod Signal Quality ca gt link target margin distortion treshold treshold Figure 78 Selecting a higher ModCod Based on Estimated Link Margin A higher ModCod is selected if the estimated link margin marked in Figure 78 by the dotted lines is larger than The sum of e The higher ModCod threshold e The higher ModCod distortion e The higher ModCod target margin This sum is visualised at the right hand side in Figure 78 Minus e The current ModCod threshold e The current ModCod distortion This is visualised in Figure 78 version 4 2 125 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem lower current modcod modcod Signal Quality dB estim
18. Specifications Demodulator Modem DVB DSNG S performances at BER 1E 7 after RS Short ame Normal Frames lt 20 Mbaud lt 20 Mbaud Config Es No Es No QPSK 1 2 3 9 3 9 QPSK 2 3 4 4 4 5 QPSK 3 4 4 9 5 1 QPSK 5 6 5 4 5 8 QPSK 7 8 5 8 6 4 8PSK 2 3 6 3 6 5 8PSK 5 6 8 3 8 8 8PSK 5 6 8 8 9 8 16QAM 3 4 8 4 8 6 16 QAM 7 8 10 1 11 1 Table 15 DVB DSNG S Performances at BER 1E 7 after RS Generic Monitor and control interfaces e Web based GUI e Diagnostics report alarm log e RMCP over TCP IP UDP and RS232 RS485 e SNMP v2c Alarm interface e Electrical dual contact closure alarm contacts e Connector 9 pin sub D F e Logical interface and general device alarm version 4 2 195 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix C Technical User Manual for EL 170 970 470 IP Satellite Modulator Specifications Demodulator Modem Physical e 1RU width 19 depth 51 cm 6 kg e Power supply 90 130 amp 180 260 Vac 105 VA 47 63 Hz e Temperature Operational 0 C to 40 Storage 40 to 70 C e Humidity 5 to 85 non condensing e CE label version 4 2 196 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix D Normal and Short User Manual for EL170 970 470 IP Satellite Modulator Frames and Mixing Frames Demodulator Modem APPENDIX D NORMAL AND SHORT FRAMES AND MIXING FRAMES Introduction This
19. e Ethernet broadcast traffic ARP traffic and other L2 control packets are not sent over the satellite link when IP routing is enabled Next HOP Next HOP A Internet 5230 Remote gt Network Figure 6 IP Routing 2 1 3 2 Router Configuration The IP address of the Ethernet interface on the modem is configured as next HOP for the routes in the router Although the modem behaves like any other router in the network it has no routing protocols like RIP Routing Information Protocol OSPF Open Shortest Path First enabled version 4 2 33 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Network Models and Traffic User Manual for EL170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 1 3 3 Modem Configuration The modem configuration is almost identical to the configuration for an IP bridge only the remote subnet of the IP interface is set to 0 0 0 0 0 This means that the device will not perform proxy ARP for the remote IP addresses In a point to point set up one default route can be set It is one default Ethernet Rx route that will filter out the needed traffic and put into a DVB S2 stream In a point to multipoint set up multiple routes can be set in the Ethernet Rx routes The result of each Ethernet route can be put in different DVB S2 streams Each remote side modem can then filter out the appropriate DVB S2 stream containing the IP data for its network IP
20. Imagine it starts raining heavily at the receiving end The consequence is that the signal quality is decreased version 4 2 118 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem When the rain fade exceeds a maximum as shown in Figure 71 the receiving demodulator is not able to demodulate the incoming data any more and the satellite link is interrupted Es No 23 2 mew Maximum rain fade rrt a power wasted X AN in clear weather 15 iN r Vy minimum margin Minimum threshold for 8PSK 9 10 9 Time Figure 71 Interrupted Satellite Link To prevent this the satellite link can be configured in a lower ModCod as shown in Figure 72 resulting in a link working for example 99 5 of the time On the other hand in good weather conditions this ModCod will not be optimal thus costing money because of the not used bandwidth Es No 23 2 Maximum rain fade wor 19 E y T id M Mp 7 power wasted x in clear weather VE s Ment T NEN fet MM IKMNUEF PESE minimum margin Minimum threshold for 8PSK 9 10 Figure 72 Reduced ModCod version 4 2 119 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem What we need is a ModCod delivering the highest thro
21. 14 dB e Level 35 5 dBm 2dB e Frequency 950 1750 MHz 50 Hz steps Extended L band output optional e Connector SMA F 50 ohms e Return loss gt 14 dB e Level 35 5 dBm 2dB e Frequency 950 2150 MHz 50 Hz steps IF band optional e Connector BNC F 75 ohms intermateable with 50 ohms e Return loss 50ohms gt 14 dB 75 ohms gt 20 cB T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix C Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem e Level 30 5 dBm 3 dB e Frequency 50 180 MHz 50 Hz steps L band IF optional e L band same as above e F fixed 70 or 140 MHz frequency 34 1 dBm dB output level L band monitoring output default e Connector SMA F 50 ohms e Return loss gt 7 dB e Level 45 dBm e Frequency default identical to L band output with options AA 02 AA 06 1080 MHz BUC power and reference frequency optional e Max current 1 5 A e Voltage 24V 48V e Frequency 10MHz e Stability 5x10 8 over 0 C to 65 With this option installed the L band output connectors become N F 50 ohms Spurious performance e Better than 65 dBc 4 kHz 5 dBm level and gt 200 kbaud 10 MHz reference input output optional e Connector BNC F 50 ohms e Input level 3dbm up to 7dBm e Output level 7dBm Internal Reference freq
22. Add drop The VLAN tag is dropped and replaced by PID ISI AirMAC addressing Keep The VLAN tag is kept in addition to the PID ISI AirMAC addressing VLAN type id Description VLAN type id This is used to filter on the VLAN tag and identify which protocol is used This is the indication of the Ether type refer to section 9 5 2 The default value is 8100 Change this setting manually when needed version 4 2 146 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 6 QoS 9 6 1 Introduction There are two aspects in handling QoS e The handling of several QoS classes different QOS classes exist and are handled with a different priority e g real time traffic and non real time traffic Voice traffic for example is treated as high priority e The handling of data flows when different end users make use of the same bandwidth pipe one user may not consume the full bandwidth and fairness must be implemented 9 6 2 QoS classes A modulator or modem with Ethernet interface can be a congestion point in an IP network for example when traffic is carried from a 100 Mbit or 1000 Mbit network to a relatively low speed satellite network When the satellite link has a low throughput it becomes very important to differentiate amongst different QOS classes When we go from a high speed network to a low speed network we need
23. The following list is an overview of the key features e DVB S2 and DVB DSNG S compliant e QPSK 8PSK 16APSK and 32APSK e XPE ULE MPE GSE data piping encapsulation e Data rates up to 133 Mbit s in each direction e Adaptive equaliser demodulator input e L band monitoring output e Programmable amplitude slope equalizer L band output e Noise amp Distortion Estimator tool e DVB S2 multi stream e Optional extended L band e Optional VCM and ACM operation e Optional embedded point to point ACM controller and ACM client FlexACM e Optional 10 MHz reference input output e Optional Linear and non linear predistortion Equalink e Featured based pricing and software upgradability version 4 2 26 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 NETWORK MODELS AND TRAFFIC ROUTING In this chapter we provide an overview of the different network models and IP network models that are used to set up satellite links and how VLAN forwarding and IP routing is done in these networks 2 1 IP Network Models Interconnecting IP networks are done using one of the following methods e Ethernet bridging e routing e IP bridging this is a hybrid model that combines the advantages of bridging and routing developed by Newtec 2 1 4 Ethernet Bridging Inside the Satellite Subnet The IP d
24. forwarding means that the baseband frames are forwarded unmodified between the Ethernet interface GbE Eth ntS2BBF on one hand and the satellite interface on the other ws n J nsn SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The possibilities for the incoming signal are e Eth IP The incoming signal is IP and is entering the modulator or leaving the demodulator via an Ethernet interface Eth Note that any regular Ethernet frame is acceptable but most often it is used for Internet Protocol IP traffic e Eth ntS2BBF The incoming signal enters the modulator via an Ethernet interface Eth The incoming Ethernet frames must consist of encapsulated DVB S2 Baseband Frames ED In this manual the abbreviation for the Gigabit Ethernet interface is GbE The signal can be modulated using e Air TS A Transport Stream is carried in a DVB S or DVB S2 carrier The transported data is first encapsulated in a Transport Stream in MPE ULE or data piping mode The encapsulation decapsulation is performed in the modulator demodulator e Air XPE IP data is encapsulated in XPE and carried directly in DVB S2 Base Band Frames XPE encapsulation decapsulation is performed in the modulator demodulator e Air GSE IP data is encapsulated in GSE and carried directly in DVB S2 Base Band Frames G
25. take IP address 10 0 0 2 on the computer and 10 0 0 1 on the device Make sure that no pop up blockers or firewall are active To adapt the TCP IP properties on a typical Windows computer Choose Start gt Connect To gt Show all connections Right click Local Area Connection Click Properties Scroll down and click Internet Protocol TCP IP Click Properties Choose Use the following IP address Vv Y VV ON V WV Enter the following data IP address for example 10 0 0 2 Subnet mask for example 255 255 255 0 version 4 2 64 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 4 Management Using the Serial Interface 5 4 1 Cabling The cable to connect via the serial ilnterface must comply with the pin configurations as described in section 4 2 5 4 2 Serial Port Settings The demodulator is set to RS485 by factory default When you prefer RS232 choose Elevation gt gt Unit gt gt Setup gt gt Serial port settings Default serial port settings Elevation Unit Setup Serial port settings e Serial interface type RS485 e Device RMCP address 100 e Serial baud rate 115200 Alternatively use an RS232 to RS485 converter to connect the serial communication port of a PC to the Monitor and Control port Pin layout on the converter can differ depending on the brand and type of the converter Check the user manua
26. version 4 2 113 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS IP GSE Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 4 3 Processing Mode 3 Eth IP lt gt Air GSE Fragmentation The processing mode Eth IP lt gt Air GSE is used in applications where bandwidth efficiency is important such as IP backbone or IP trunking applications GSE is necessary on both ends of the transmission chain as no interoperability tests are performed up till September 2010 GSE carries native IP content with a significant reduction in overhead compared to using MPE Multi Protocol Encapsulation IP datagram s Ethernet Frames or other network layer packets which are scheduled for transmission are encapsulated in one or more GSE Packets we refer to Figure 69 The encapsulation process delineates the start and end of each network layer PDU Protocol Data Unit adds control information such as the network protocol type and address label and provides an overall integrity check when needed Encapsulation E version 4 2 114 Base Band Frame Base Band Frame Figure 69 GSE Layer GSE guarantees that no fragmentation at the IP layer occurs Fragmentation if any needed to adapt to the DVB broadcast bearer s baseband frames is performed entirely within the GSE layer and thus hidden from the IP layer The reassembly process is robust against loss of baseband frames
27. 09 2009 06 01 1 8 5 9 10 34 7 113955 23 09 2009 06 01 1 8PSK 9 10 34 7 96000 23 09 2009 06 01 1 8PSK 9 10 34 7 92439 23 09 2009 06 01 1 8PSK 9 10 34 7 106348 Figure 82 Extract from ACM current log file gt Click on Demod Table to Check the ACM status gt The following screen is shown version 4 2 131 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem EB Demod table a Demodulator IP DVB S2 Stream ld EsNo MODCOD rxed timeouts contiquous timeouts 0 0 0 0 1 0 00 dB no request Oerrors errors Figure 83 Monitoring ACM Controller status The Demodulator table shows an overview of the last received ACM feedback messages from the different ACM clients In this case the ACM client is located on modem B with management address 192 168 255 187 The last received EsNo and Requested ModCod are displayed in the table as well as a counter showing the total amount of received feedback messages so far Num rx value Monitoring the ACM client gt Go to EL470 gt gt modem gt gt Monitor gt gt Demodulation gt gt ACM client Location EL470 Y Modem Monitor Demodulation client ACM client cfg 49 rec all fip 192 168 255 197 49154 fiv 2500 lpi 500 sm 4 28 ft n mm 4 11 1 12 28 0 5 tm 4 11 1 7 12 17 1 3 18 22 1 5 23 28 1 7 ds 4 17 0 18 28 1 ACM poll 48 rec all fip 192 168 255 197
28. 49154 fiv 2500 fro 2500 rc 100 ACM feedback 200 rec 00 00 00 00 00 03 mcn 4 28 cni 19 60 ACM status normal frames ref MODCOD N 32APSK 9 10 ref threshold N 16 5 dB Corrected ref EsNo 19 6 dB N req MODCOD N 32APSK 9 10 req threshold N 16 5 dB Hdr EsNo variation 0 02 dB ACM log Current log Figure 84 Monitoring ACM Client status gt The ACM client config shows the latest ACM client config message received from the ACM controller this message is send via the signalling channel gt The ACM poll shows the latest poll message received from the ACM controller this message is send via the signalling channel gt The ACM feedback shows the latest ACM client feedback string sent to the ACM controller gt Again ACM log ACM logs today and ACM logs yesterday provide a link to the appropriate log files of the received ACM client config messages version 4 2 132 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 1 2 In band Signalling In band signaling means that the ACM signaling traffic is routed directly in the equipment without any external connection needed 9 1 2 1 Why This is used to create a link that is independent of a terrestrial network This provides the following advantages e Better security e Non routable encapsulated IP packets e Management LAN independent e Simplifies the setup Only the dev
29. 8PSK 16APSK ModCods during VCM ACM operation The lower ModCods can indeed be operated closer to saturation Due to the dynamic level changes this mode is only possible with Manual Gain Control As such the ALC on the transponder should be disabled Since the highest outer ring level occurs for a ModCod of 32APSK 3 4 this ModCod is used as the reference for the output power level setting The other ModCods are transmitted with higher power 16APSK 1 dB QPSK and 8PSK 2 dB When operating in constant RIM mode e Equalink should be disabled Transponder ALC should be disabled Constant power Q 1000 11101 foror 01001 e cam IL i SAT PS 110040 0100 11110 I Q IZMSB Q LSB 1010 a ua Rut cs LU S p 0110 e p 111087 b aN 1101 4g oo es 5 S weg eiat offi Y 1011 E 1001 onm gn 16 APSK 2 APSK 3 4 reference Dashed circles Average power Figure 104 Constant Power Visualisation version 4 2 154 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Constant RIM 401101 11101 01001 orm 00010 110 00011 01010 t0 QPSK 16 APSK 32 APSK amp 8 PSK 3 4 reference Figure 105 Constant RIM Visualisation 9 10 Packet Generator and Monitor The Ethernet
30. 9 3 Equalink BER performance degradation due to transmission channel impairments is becoming increasingly important in DVB S2 systems operating with higher order modulation formats 16APSK 32APSK in particular at the higher symbol rates The Equalink concept effectively optimizes satellite link performance by counteracting these effects Newtec DVB S2 Modulators equipped with the Equalink feature contain both linear and non linear predistortion functions which can be individually enabled disabled Equalink operating principle e Optimum predistortion is computed off line based on specified distortion characteristics e Resulting predistortion table s are uploaded to the Modulator and activated Link performance can be expressed in terms of Bit or Packet Error Rate BER or PER versus Energy per symbol to Noise density ratio Es No For a communication channel over a satellite link the overall link performance can be severely degraded by channel impairments Examples of such impairments are interference Adjacent Channel Interference ACI and Co Channel Interference Inter Modulation IM Adjacent Satellite Interference ASI phase noise signal distortions etc Performance degradation due to these impairments is becoming more important in DVB S2 systems operating with higher order modulation 16APSK 32APSK in particular at the higher symbol rates The Equalink concept effectively optimises satellite link perfor
31. ACM client ID this refers to the DB S2 Stream ld RqModCod The requested ModCod at that time EsNo Noise and Distortion Estimator value at that time CarrierBitrate Bit rate on the carrier at that time Table 12 ACM Log File Parameters The log files can be consulted on the ACM controller and client side version 4 2 130 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Monitor the ACM Controller gt Click on the Synoptic on the FlexACM block Overview Trending Graphs FlexACM Req ModCod Normal No request Req ModCod Short No request Received ACM client configuration Sent ACM feedback Client Log Current log EH Demod table EH Stream table Controller Log Current laq EB ACM client table v Figure 81 Monitoring ACM Controller gt Click ACM current log to check the current log file gt Anexcelfile opens with an overview of all received feedback messages within the current six hours refer to Figure 82 Timestamp Demod RqModCod EsNo CarrierBitrate 23 09 2009 06 00 1 8PSK 9 10 34 7 116794 23 09 2009 06 00 1 8PSK 9 10 34 7 102932 23 09 2009 06 00 1 8PSK 9 10 34 7 117069 23 09 2009 06 00 1 8PSK 9 10 34 7 88701 23 09 2009 06 00 1 8PSK 9 10 34 7 92677 23 09 2009 06 00 1 8PSK 9 10 34 7 106666 23 09 2009 06 01 1 8PSK 9 10 34 7 102599 23 09 2009 06 01 1 8PSK 9 10 34 7 113346 23
32. Backup Frequency 1 Backup Frequency 2 Preconfigured 4 Carrier Switch Enable Backup Frequency 1 Backup Frequency 2 Preconfigured Carrier Switch Enable Backup Frequency 1 v Backup Frequency 2 Preconfigured Figure 109 Backup Carrier in the Network version 4 2 160 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The following procedure is performed in the network Time Hub Remote site s Start The hub transmits on The remote site is locked on frequency 1 symbol rate 1 frequency 1 symbol rate 1 Preconfiguration The hub transmits on The remote site is locked on frequency 1 symbol rate 1 frequency 1 symbol rate 1 Preconfigure the remote site as follows e Backup receive frequency 1 Frequency 2 symbol rate 2 e Backup receive frequency 2 Frequency 1 symbol rate 1 e Enable the setting carrier switching Enable Carrier switch The hub transmits on frequency 2 symbol rate 2 1 The remote site looses lock 2 The remote site tries to connect with Backup receive frequency 1 Frequency2 symbol rate 2 The remote site is locked on frequency 2 symbol rate2 The network is stable version 4 2 161 The hub transmits on frequency 2 symbol rate 2 1 The remote site is locked on frequency 2 symbol rate2 2 Disable the setting carrier switching Enable 3 Save the
33. EL170 970 470 IP Satellite Modulator Demodulator Modem Demodulation amp Baud rate QPSK 8PSK 5Mbaud Default QPSK 8PSK 33Mbaud QPSK 8PSK 45Mbaud QPSK 8PSK 16APSK 5Mbaud QPSK 8PSK 16APSK 33Mbaud QPSK 8PSK 16APSK 45Mbaud Q 8PSK 16APSK FlexACM Client 5Mbaud Q 8PSK 16APSK FlexACM Client 33Mbaud Q 8PSK 16 32APSK FlexACM Client 5Mbaud Q 8PSK 16 32APSK FlexACM Client 33Mbaud Additional Options Category Max 1 option per category 10MHz reference In Out Internal reference 1ppm Internal reference 0 01 ppm Encryption Decryption AES 64 bit encryption decryption Predistortion Equalink upgradeable via license key Services Category Max 1 option per category Assistance Care Pack Basic GA 06 Care Pack Extended GA 07 upgradeable via a license key Other configurations and options are available upon request Contact your sales representative for details sales newtec eu version 4 2 xvi SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Table of Contents User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem TABLE OF CONTENTS Compliancy ii Safety Hegulations v riim ix About this Manu al ccce ecce crier rrr eicere tete
34. FUTURE OF SATELLITE COMMUNICATIONS Block Diagram User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 7 3 EL 970 Demodulator In this diagram the demodulator is split up into the following functionalities e Monitor and Control e Demodulator Functionality M amp C Alarm LAN RS232 485 Demodulator i IFL1IN IFL2IN Baseband Deframing L band Demodulator IFto L band Coverter ov 13v 1sv 10MHz Reference DCPower Optional Decapsulation Figure 56 Combined block diagram L band The EL970 has a dual L band input The active input is selected by the user and can provide DC power and frequency band selection signals compatible with most professional and commercial LNBs The L band signal is demodulated by the L band Demodulator This demodulated signal is deframed and decapsulated The data is available on the Ethernet connector A or B depending which one is activated by the user Test Generator The demodulator is equipped with a build in test generator This generator can be used to detect monitor IP data Option IF OUT Optionally one L band input can be replaced by an IF input O This option is not shown in the block diagram version 4 2 98 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Block Diagram User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 7 4 EL 470 Modem In this diagram the modem is split
35. FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 1 2 IP Bridging in the Satellite Subnet 2 1 2 1 Introduction IP bridging is more efficient than Ethernet bridging IP bridging has the following advantages t reduces the overhead on the satellite link the Ethernet link is terminated in the same way as a router does The Ethernet header and optional VLAN header are not transmitted on the satellite link e Ethernet broadcast traffic ARP traffic and other L2 control packets pause frames 802 1x are not sent over the satellite link when IP bridging is selected For IP bridging further partition of the satellite subnet into distinct IP ranges is needed A part of the IP addresses is at the local side of the satellite part of the IP addresses is at the remote end of the satellite link there can be multiple remote sites Next HOP Switch Local subnet viewpoint of Modem A Figure 3 IP Bridge The routers and the IP hosts in the satellite subnet think that the local and remote parts of the subnet are 1 big subnet e g a 24 subnet with 256 2 254 host IP addresses Only the modems modulators demodulators must know which IP range exists locally and which IP range is located in a remote site version 4 2 29 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for E
36. H PID 3 n Figure 58 DVB S used to Carry Video Audio and Data in an MPEG Transport Stream version 4 2 101 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 1 2 DVB DSNG The DVB DSNG standard is an extension to the DVB S standard introduced for professional applications such as Digital Satellite News Gathering or television contribution services DVB DSNG introduces higher order modulation schemes 8PSK and 16QAM and additional signal roll off factors The transported signals are the same as for DVB S 8 1 3 DVB S2 DVB S2 is the second generation of the DVB standard for broadcast of satellite It introduces new correction codes BCH and LDPC that are typically 30 more efficient then the codes used in DVB S The DVB S2 standard also introduces a range of new features such as e Higher order modulation schemes 16 APSK and 32 APSK e Sharper roll off factors e Anew framing structure called Baseband frames e The ability to vary the modulation parameters dynamically This is used in modes called Variable Coding and Modulation and Adaptive Coding and Modulation e The ability to carry several signals on a single satellite carrier without multiplexing in front of the modulator This is called multi stream e The ability to carry signals other than MPEG transport stream This is called Generic Stream These fe
37. Newtec Cy N V has put into place processes and procedures to ensure implementation and compliance with the regulation especially the assessment of the presence of Substances of Very High Concern SVHC s and communication along the supply chain to both suppliers and customers All products manufactured by Newtec Cy N V fall under the category of Articles within the REACH Regulation and none of them present the notion of intentional release of SVHC s therefore no obligation of registration applies Serge Van Herck CEO version 4 2 p iv SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Safety Regulations User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem SAFETY REGULATIONS Please read this chapter before you install and use this equipment To ensure your safety the equipment has been designed to comply with the following safety standard IEC 60950 Safety of Information Technology Equipment Before you start to install and operate the device please make sure you observe the following points e The equipment described in this manual is designed to be used by properly trained personnel only Only qualified personnel who are aware of hazards involved involved shall carry out adjustment maintenance and repair of the exposed equipment No operator serviceable parts inside Refer servicing to qualified personnel To prevent electrical shock do not remove covers e Touse the equipment correct
38. S2BBF S2BBF X i Transparent BBF S2BBF Forwarding Eth IP lt gt Air GSE Ethernet IP S2BBF X Jj L2 Ethernet bridge L3 IP bridge L3 IP router version 4 2 Table 11 Processing Modes in IP Applications 109 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 4 1 Processing Mode 1 Eth IP gt Air TS The processing mode Eth IP lt gt Air TS is typically used when compatibility with legacy receiver products or interoperability with low cost IP receivers or set top boxes are necessary It is also the only processing mode that can be used in DVB S The interoperability comes at a cost of lower bandwidth efficiency due to the overhead of the encapsulation of the IP packets into an MPEG transport stream Typical applications of this mode of operation are the distribution or primary distribution of IPTV the distribution of multicast content or the forward link of satellite broadband access systems It is also used when the IP content needs to be multiplexed with traditional MPEG video content at some point in the network The characteristics of this processing mode are e Support of DVB S and DVB S2 single stream modulation multi stream not possible e The following schemes are supported depend on the Multi Encapsulation Protocol MPE supports no L2 Ethernet bridge All other protocols support all routing schemes L2 E
39. SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Installation User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 3 2 Power Supply This equipment is provided with a protective earthing incorporated in the power cord Be careful to insert the mains plug only in a socket outlet provided with a protective earth contact TN type power supply Any interruption of the protective conductor inside or outside the equipment is likely to make the equipment dangerous Intentional interruption is prohibited Install and connect the equipment to the mains power supply system in compliance with local or national wiring installation standards Position the equipment so that the mains supply socket outlet for the equipment is near the equipment and can be easily accessed or that there are other suitable means to disconnect from the mains supply 3 2 1 Main Power Supply This power supply is set to operate from 100 to 240Vac to 47 63Hz 3 2 2 DC BUC Power optional This power supply is set to operate from The output is provided on the N connector Remove the power on the equipment before any action is taken on this connector The maximum current provided on this connector is 4A 3 3 Cable Distribution System Install the equipment in accordance with the applicable provisions of NEC Article 810 for US and with CEC section 54 for Canada Before connecting the coax to the equipment make sure that the equipment
40. are possible e Send the encrypted keys of each stream only to the relevant receivers The sending should be unit casted as other receivers with the same group key could decrypt the stream key too e Define one group key per receiver and to send the encrypted content keys to those receivers only This solution has the advantage that a message intercepted cannot be used on another receiver unless group keys are known publicly 9 13 3 9 Deleting Keys EL170 470 970 gt gt Unit gt gt Control gt gt AES A command Erase All Keys is implemented to erase all AES related keys on that device This command erases i e writes a OXFFF FF value e The group key e The content keys that are in use The content keys stored in device configurations are NOT erased A factory reset will erase all keys stored in the device 9 13 4 Generating Encrypted Content Keys Newtec distributes a simple web based java script to compute encrypted keys for a specific device Use the Newtec Service Desk tool to receive a copy Browse to http customersupport newtec eu gt Fill in your Username and Password gt Create a ticket As response of your request you will receive the script from our support team In case you don t have a Username and Password yet for the Newtec Service Desk tool request a login to customersupport newtec eu version 4 2 173 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL
41. at a fixed frequency and bandwidth A SCPC system is used when the satellite bandwidth is dedicated to a single carrier source 8 3 2 Multiple Channel Per Carrier When using this option several subcarriers are combined into a single stream before they are modulated onto a carrier This carrier is transmitted from a single location to one or more remote sites MCPC has the advantage to use the satellite bandwidth more efficiently taking into account the maximum power dB Hz allowed by the satellite operator on the transponder 8 4 Processing Modes version 4 2 107 Newtec Elevation devices can operate in several processing modes to carry IP data These processing modes indicate how the incoming data or signal is interfaced to the modulator or demodulator and how it is transmitted over the modulated carrier The IP modulator modem demodulator supports e IP encapsulation into Transport Stream TS packets This is done by first encapsulating IP packets with protocol header data piping MPE ULE and subsequently packing these variable sized packets into fixed size frames DVB S TS The TS packets are either converted to DVB S or DVB S2 symbols e IP encapsulation into DVB S2 baseband frames This is done by first encapsulating IP packets with protocol header XPE and subsequently packing these variable sized packets into fixed size frames DVB S2 BBF e Transparent forwarding of baseband frames to the satellite link Transparent
42. bridging is often preferred above IP routing The routers at both sides of the satellite link stay neighbours for each other Routing protocols IGMP Internet Group Management Protocol and many other IP services pass transparently over the satellite link 2 1 3 4 Remote Router Configuration It has an IP interface in the remote subnet 6 6 6 0 24 in this example The next HOP IP address for the return path is the IP address of the Ethernet interface of the modem It is not mandatory to assign an IP address to the Ethernet interface of the IP modem This is especially important when the satellite modem is used in residential configurations The In band IP address of the GBE interface cannot be reached from the other side of the satellite link version 4 2 34 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 2 VLAN Forwarding and IP Routing 2 2 1 VLAN Support 2 2 1 1 Introduction It is possible to use VLANs Virtual LAN on the Ethernet interfaces VLANs are virtual Ethernet links on top of 1 physical Ethernet link These VLANs are interesting when HUB modulator gives access to multiple remote sites e Without VLANs the modulator can perform static routing and send the traffic to the right destination by looking up the destination IP address e With VLANs the modulator forwards IP transparently there is at
43. configuration T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Go to the following menu to configure the different settings on the remote site EL470 gt gt Modem gt gt Control gt gt Demodulation gt gt Backup carrier Overview Tree Trending Graphs Branch Tree amp iE 1 E a jEL470 3j y Unit SJ Modem 3 Control Common 3j Interfaces 33 Modulation B Demodulation _ Backup receive frequency 1 Backup symbol rate 1 Backup receive frequency 2 Backup symbol rate 2 Garrier switch delay Carrier switching enable Garrier switch count Location y EL470 y Modem i y Control Demodulation Backup cartier 1170 MHz 6 Mbaud 1060 MHz 6 Mbaud 60 sec Enabled events a aJ version 4 2 Backup carrier ACM client 8 J AES Monitor y Test Figure 110 Backup Carrier Setting Description Backup receive frequency This is the RF input frequency for the backup 1 2 carrier configuration Backup Symbol rate 1 2 This is the backup nominal symbol rate used when we fail to lock on the primary demodulator parameters Carrier switch delay This is the time interval in seconds between consecutive demodulator carrier switch operations When this time is to short the device is unable to connect to the other fr
44. configuration using the Setup Wizard gt Click Misc in the Function controls window Setup Wizard users List Device Log Report Reset Device GRRMCP Reference EJ Firmware upgrade Misc Configs Macro Figure 122 Function Controls Window gt Click Setup Wizard Initializing IP Setup Wizard The wizard is retrieving device specifications Please wait S Figure 123 Intializing Setup Wizard IP Modulator Setup Wizard Welcome This wizard will help you to configure your device by asking a few questions You can cancel the wizard at any moment Click Next to continue Note In case you cancel the wizard all set parameters will be discarded 3 cancel Figure 124 Wizard Welcome Screen version 4 2 177 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix Setup Wizard User Manual for EL170 970 470 IP Satellite Modulator Example Demodulator Modem gt Click Next IP Modulator Setup Wizard Combination with EL860 you planning to use this device in combination with an EL860 Shaper Encapsulator 9 No the device will be used in a standalone mode O Yes this device will be used with an EL860 3 cancel Figure 125 Combination with EL860 gt Click Next IP Modulator Setup Wizard Traffic Interface Settings Configure th
45. editing the device parameters can be done via multiple paths in the GUI e Common used parameters are set using the functional blocks on the overview tab e Non commonly used parameters can be set on the parameter pages of the tree structure Experienced users of the device can set all parameters using the tree structure parameter pages e Aconfiguration wizard is built into the GUI This wizard is very useful for non experienced users It guides the user step by step through the configuration and gives extra information The wizard can be accessed through the Wizard button on the Miscellaneous tab of the function controls parameters the first time the device is operated after physical O It is strongly advised to use the wizard to configure the device installation version 4 2 83 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 4 2 Parameters 6 4 2 1 Parameter Dialog Box Types The GUI contains different types of parameter dialog boxes to set up all parameters during a configuration Dialog box Example type E Drop down Device Name A Ramota list box NODE Modulation Standard DVB S2 Processing Mode T DVB S 2BBF 7 Encapsulation DVB S2 Reference Clock Internal Data field Output frequency mzz Checkbox band transmit Disabled Enabled Ta
46. for each of the DVB S2 streams in the received carrier 9 4 5 Uncor frame count This monitoring parameter displays the number of uncorrected baseband frames by the demodulator board for each of the DVB S2 streams in the received carrier It indicates that the link margin is too low or that channel distortions caused by saturation or non linearity caused the decoder not to be able to correctly decode frames version 4 2 139 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 4 6 Data EsNo clipping info Data EsNo clipping info indicates a clipped link margin When reading saturated values for the Es No estimation the clipping info will identify the direction of saturation or return equal if the value is within range An asterisk indicates the readout of the Es No value is about to saturate and may be not very accurate lt or gt indicates when the EsNo is too low or too high to be accurately determined 9 4 7 Data EsNo est Data EsNo est Signal to noise estimation 9 4 8 Channel quality estimation The channel quality estimation displays the Es No of the modulated symbols for each of the DVB S2 streams in the received carrier It differs from the total carrier Es No which only looks at the Physical Layer Headers which are modulated in a kind of BPSK modulation Hence in a non linear channel the total carrier Es No and Channel Quality Esti
47. gt lt connector gt lt connector gt Default BP 01 BP 01 2 AA 03 BP 01 BP 01 2 BP 07 BP 07 5 AA 02 BP 01 BP 01 2 3 4 BP 02 BP02 3 4 AA 12 BP 01 BP 01 2 BP 06 AA 13 BP 01 BP 01 2 BP 06 AA 06 BP 01 BP 01 2 3 4 BP 02 BP 02 3 4 BP 05 BP 05 1 3 4 AA 18 BP 01 BP 01 2 version 4 2 52 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 4 2 4 EL970 IP Satellite Demodulator Back Panel The figure below shows the possible connections on the demodulator The back panel connections available depend on the specific hardware configuration of your device and will differ from the back panels in the figures below Only a subset of the shown connections will be available on your device Lend N 1 Lead N 2 re Figure 23 EL970 IP Satellite Demodulator Back Panel The sub back panels used per ordering option is listed in the following table E We refer to page xv for ordering information We refer to section 4 2 2 for the description of the different sub back panels 3 nd Not Used Connectors Option Back Panel Combination BP numbers zconnectors Default BP 01 BP 01 2 3 4 BP 03 BP 03 4 AJ 02 BP 01 BP 01 2 3 4 BP 03 BP 03 4 BP 07 BP 07 5 AJ 03 BP 01 BP 01 2 3 4 BP 04 AJ 04 BP 01 BP 01 2 3 4 BP 04 BP 07 BP07 5 version 4 2 53 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Phy
48. has occurred After receiving the trap the NMS still has to poll the device to find out the details of the change ES The SNMP details can be found in the Reference Manual of these devices EL170 EL970 EL470 Newtec 68 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 GRAPHICAL USER INTERFACE GUI 6 1 Introduction The graphical user interface GUI is a web application that gives remote access to the device and allows the client to connect e Configure the device after physical installation e Monitor the status e Check past events e Adjust parameter settings e Change or create configurations The GUI is optimized for displays with a screen resolution of 1024 x 768 or higher 6 2 Opening the GUI Proceed as follows to open the GUI for your device on your computer gt Open a web browser on your computer Newtec advises to use Firefox 3 and higer or Google Chrome as standard browser but the GUI also run on other compatible browsers like Internet Explorer 7 Safari gt Type the IP address of your device in the address bar of the browser Do not forget to type http in front of the IP address You can find the IP address of your device via the front panel in the following menu Elevation gt Unit gt Setup gt Ethernet settings By default the IP address of all Newtec d
49. interface bonding Ethernet interface A and Ethernet interface B are bonded as 1 virtual interface Only 1 of the interfaces is active at a time When the modem or modulator or demodulator is configured as a layer 3 device IP router or IP terminating device it is important that both interfaces share the same virtual IP address es and virtual MAC address This guarantees the fastest switchover time from one interface to the other the other devices in the same subnet don t need to renew ARP entry the only thing that changes is the location of this MAC address The principles used to make the network redundant are compatible with HSRP or VRRP principles A Main modem Ethernet Ethernet 2 Figure 103 example of Equipment and Port Redundancy Configuration version 4 2 153 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 9 Modulator Constant Power RIM The Modem features two Output Level Plans e Constant Power in this plan output power is kept equal for the different ModCoads This is the default mode of operation e Constant Rim in this plan the outer ring of the symbol constellation is kept equal for the different ModCods As a consequence different ModCods are transmitted with different output power This mode is intended to operate with a saturated transponder It avoids excessive input back off for QPSK
50. is properly earthed The screen of the used coax cable should be grounded according to the local regulations 3 3 1 Technical Earthing On the rear panel of the equipment a technical earthing is available an unmarked terminal on the right side of the equipment It is provided to version 4 2 39 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Installation User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Ensure that all equipment chassis fixed within a rack are at the same technical earth potential This is done by connecting a wire between the technical earth terminal and a suitable point on the rack Eliminate the migration of stray charges when connecting between equipment version 4 2 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS 40 Physical Description User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 4 PHYSICAL DESCRIPTION 4 14 Front Panel Description Figure 9 EL170 IP Satellite Modulator Front Panel Figure 10 EL970 IP Satellite Demodulator Front Panel version 4 2 41 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Figure 11 EL470 IP Satellite Modem Front Panel The device can be configured controlled and monitored using the front panel The front panel consists out of the following parts e Display The display consists of a 2 x 40
51. least one VLAN to each remote site In this case the routing is under responsibility of the router This router can perform dynamic routing by making use of routing protocols Routing information can be sent transparently over the satellite link to the neighbour routers at the other side of the satellite link WITHOUT VLANS STATIC routing on the HUB MODULATOR WITH VLANS DYNAMIC routing on the HUB ROUTER Figure 7 With Without VLANS version 4 2 35 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 2 1 2 VRF Support VLAN enabled routers often support the concept of VRFs Virtual Router Functions Each VRF has its own routing table On the Newtec modem modulator demodulator each VLAN belongs to a different VRF so this means that each VLAN has its own routing table The use of different VLANs as different VRFs makes it possible to implement fully independent IP trunks to different remote sites where the same private IP addresses are used the same IP addresses can be used for different destinations in different VRFs 2 2 1 3 Routing Tables Traffic is always routed between the Ethernet network and the satellite link Traffic is never routed from the Ethernet link back to the Ethernet link or from the satellite link back to the satellite link there is a separate routing table from the Ethernet link t
52. mixed with other IP inputs e Readily compatible with the output of the EL860 version 4 2 115 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 FEATURES 9 1 FlexACM 9 1 1 Introduction In a satellite link operated with FlexACM the modulator and demodulator parts must exchange signalling information with each other in order to control dynamically the modulation parameters in function of the instantaneous receive conditions in the demodulator This signalling consists of short messages in IP format The average bit rate of this communication is very low only a few hundred bits per second The ACM forward signalling is transmitted over the satellite link RF The return signalling can be transmitted over any communication channel between the modulator and demodulator being a satellite link or a terrestrial link Since there is by definition always a satellite link between the modulator and demodulator the communication from the modulator to the demodulator is in most cases transmitted in the satellite signal itself It is possible to send this signalling message in the same stream as the IP payload or to isolate it from the payload in another DVB S2 stream multi stream configuration For the FlexACM communication between the demodulator and the modulator the implementation depends on the topology of the network For two way DVB S2 transmissio
53. or which have a normal lifetime inherently shorter than the warranty stated above such as without limitation fuses or lamps Any defect due to normal wear and tear or caused by transportation or Force Majeure events or attributable to the Customer s improper use neglect storage operation handling or maintenance of the goods or any part thereof are excluded from the warranty During the warranty period Newtec shall at its sole discretion replace or repair the defective subparts or units at the source factory All transportation costs shall be borne and prepaid by the Customer Care Pack Guidelines Order a Care Pack Care Pack is to be purchased along with Newtec professional equipments The Care Pack coverage starts from the date of shipment Please contact sales newtec eu for more details Register a Care Pack After purchase the customer needs to register his Care Pack On the Newtec equipment the customer will find a registration label inviting him to self register on portal www newtec eu support version 4 2 s iX SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec About this Manual User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem ABOUT THIS MANUAL This document provides a quick overview on how to use the EL170 EL470 EL970 for the most common use cases This document is intended to help you e Find your way around the G
54. that the data port for the user data is port A Ethernet cable betwee LAN and port B Ethernet port A to N customer network router Figure 100 Loopback Management Physical Connection Use a straight ethernet cable to make the loopback connection port B is auto cross over When this loopback management function is used it is not possible to use the port redundancy function version 4 2 151 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 7 2 Configuration To getter with this function two new parameters are added to indicate to the EL470 that the loopback mode is active The parameters are located under EL47X gt gt Modem gt gt Control gt gt nterface gt gt Ethernet gt gt Pencap decap e Parameter 1 Management loopback port here you can select the port that is used to loopback on Options Interface A Interface B e Parameter 2 Management VLAN This option is only visible when you work in a VLAN support enabled mode Define here the VLAN tag that port A or B should add to the management traffic coming from the LAN management port So to state clearly the LAN port management port always sends out untagged traffic it is the loopback port port B in our example who adds the VLAN tag to the management traffic ELE TION 470 Remote 3 I Overview Tree
55. up into the following functionalities e Monitor and Control e Modulator Functionality e Demodulator Functionality M amp C Ref out Ref in Alarm LAN RS232 485 genttedesescccncccchaccssscnsssccascesess i H H i H s i H PM Remote Front 1 M amp C panel i Monitoring amp Control 24Vor 48V 10MHz Reference DCPower Optional Optional i Modulator i Test Generator Encapsulation BB Framing IFL1 IN Test Detector o IFL2IN BB A Deframing Demodulator IFto L band LT eal Decapsulation Coverter x B x Ref in OV 13V 18V 10MHz Reference i DC Power Optional REF OUT Figure 57 EL 470 Modem 7 4 1 Modulator Functionality The IP data entering the modulator using the Ethernet connector A is encapsulated The signal is framed into baseband frames The framed signal is modulated by the L band modulator version 4 2 99 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Block Diagram User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The modulated L band signal is forwarded to a multiplexer in this multiplexer the following options can be added e 10MHz reference we refer to the section Options for ordering information e 24 or 48V DC Power we refer to the section Optio
56. where Co signal level density LNB power and control Max current 350 on selected IFL input e Voltage 11 5 14 V Vertical polarization e 16 19 V Horizontal polarization amp additional 22kHz 4KHz band selection according to universal LNB for Astra satellites amp DiSEqC command transmission 10 MHz reference version 4 2 193 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem DVB S2 performances at PER 1E S Short anes Normal Frames lt 15 lt 45 Mbaud Config Es No Es No QPSK 1 3 0 6 0 7 QPSK 2 5 0 4 0 2 QPSK 1 2 1 1 4 QPSK 3 5 3 1 2 8 QPSK 2 3 3 8 3 6 QPSK 3 4 4 5 4 3 QPSK 4 5 5 1 5 1 QPSK 5 6 5 8 5 5 QPSK 8 9 6 7 6 6 QPSK 9 10 6 7 8PSK 3 5 6 5 6 3 8PSK 2 3 7 4 7 1 8PSK 3 4 8 6 8 4 8PSK 5 6 10 2 9 7 8PSK 8 9 11 4 11 1 8PSK 9 10 11 3 16APSK 2 3 9 9 9 6 16APSK 3 4 10 9 10 5 16APSK 4 5 11 6 11 5 16APSK 5 6 12 4 12 1 16APSK 8 9 13 6 13 3 16APSK 9 10 13 6 32APSK 3 4 13 6 32APSK 4 5 14 5 2 5 5 6 14 9 32APSK 8 9 16 1 32APSK 9 10 16 5 Table 14 DVB 52 Performances at PER 1E S version 4 2 194 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator
57. 01efe00f00efe 0e01elef0f00e0e 00e0e00000 0 000 e0e0e0e0f0 f0 0 f0 00e0fele00f0fe0e OeO0fefefO0f fefe 00fe00fe00fe00fe Ofe001ef0fe000e 00felee000feO0ef0 Ofele00f0fe0e00 00fee01e00fef00e 0 0 0 0 0000 00 OfefeeO0f 0fefef0 1e00001e0e00000e fe0000fefe0000fe 1e001e000e000e00 fe001ee0fe000ef0 1e00e0fe0e00f0fe fe00e01efe00f00e 1e00fee00e00fef0 fe00fe00fe00fe00 1 1 00000 0 0000 fele00e0fe0e00f0 lelelele0e0e0e0e felelefefe0e0efe lelee0e00e0ef0f0 felee000fe0ef000 lelefefe0e0efefe felefelefe0efe0e 1 000 000 fee0001efef0000e 1ee01ee00ef00ef0 fee01e00fef00e00 1eeO0e01e0ef0f00e feeOeOfefefOfO0fe 1leeOfe000ef0fe00 feeOfeeOfefOfef0 lefe00e00efe00f0 fefe0000fefe0000 lefelefeO0efeO0efe fefelelefefe0e0e lefee0000efef000 fefeeO0eO0fefefOf0 lefefeleOefefe0e fefefefefefefefe FFFFFFFFFFFFFFFF 199 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix F Abbreviations User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem APPENDIX F ABBREVIATIONS Acronym Definition AC Alternating Current ACI Adjacent Channel Interference ACM Adaptive Coding Modulation AES Advanced Encryption Standard ALC Automatic Level Control APSK Amplitude and Phase Shift Keying ARP Address Resolution Protocol TCP IP ASI Asynchronous Serial Interface BB Base Band BBF Base Band Frame BCH Boise Chaudhuri and Hocque
58. 170 970 470 IP Satellite Modulator Demodulator Modem In the section below all keys or data are represented in hexadecimal For the algorithms they are represented with the most significant byte bit first 9 13 4 1 128 bit Keys The computation of the encrypted content key from a given content key is depicted in the following figure Content Key 128 bits Data in x AES 128 Encryp bits Data out 128 bits Group Key Encrypted Content Key Figure 120 Process to Encrypt a Content Key with a Specific Group Key in 128 bit Mode The following lines provide a few examples of key computations for reference Example 1 Content Key e81816b87e5cf9c4e81816b87e5cf9c4 Group Key d9d47fae81fad3154384d79cf1 278306 Encrypted Content Key be9c253b8e707ee851 ba5ce6dd388753 Example 2 Content Key 1234567 890abcdef1234567890abcdef Group Key d9d47fae81fad3154384d79cf1 278306 Encrypted Content Key d52e1da09a29691f85f9d5da74e07bed Example 3 Content Key 1234567 890abcdef1234567890abcdef Group Key 06450f0aaa9b9655ee9c4073097c7b08 Encrypted Content Key 9df1586017ee2b041 7eebf86ac6d4627 version 4 2 174 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 4 2 64 bit Keys A similar process is used for the computation of encrypted content keys in the 64 bit mode The computation of the encrypted content key from a giv
59. 6 8 2 1 What are Pilots taaa etate ier re eee een o e Lade puce 106 8 2 2 Why pilots used in DVB S2 ssssssssssseeeees 106 823 When Pilots Used in DVB S2 sss 106 8 3 Single Channel Per Carrier SCPC and Multiple Channel Per Carrier MOPO m 107 8 3 1 Single Channel Per Carrier essssssssee eee 107 8 3 2 Multiple Channel Per Carrier ssssseeeeenneen 107 8 4 Processing Modes sssssssssssssseeeeene eene nnne entente nennen 107 8 4 1 Processing Mode 1 Eth IP gt 110 8 4 2 Processing Mode 2 lt gt 113 8 4 8 Processing Mode Eth IP lt gt Air GSE sss 114 8 4 4 Processing Mode 4 2 lt gt 2 115 9 FO AUUNOS cp E 116 EEUU 116 9 1 1 M 116 9 1 2 In band Signalling sse 133 9 2 Noise and Distortion Estimator 136 9 2 1 MOGUCOM RI 136 92 2 How Does NODE work cece cies ecient eerie 136 9 3 138 9 4 De
60. 9 1 2 3 When is In band Return Signalling Used This is used when the remote side of a FlexACM link does not have additional switches routers or VLANs that allow providing feedback towards the ACM controller For example e Only a modem is present at the ACM client site The satellite link provider only delivers the modem e Aconnection to the LAN is prohibited military environment e Only the satellite link is available to provide feedback to the ACM controller e The management networks M amp C LANs on each side of the satellite link are owned by different companies and cannot be linked e Customers that do not allow any additional traffic to be added to their own traffic e Customers network owners that do not allow any mix of signaling and payload traffic 9 1 2 4 Possible Routing Options The following options are possible e In modulator EL170 or EL178 to transmit ACM signaling from the on board FlexACM controller to a remote FlexACM client n a modem EL470 or EL478 to transmit ACM signaling from the on board FlexACM client to a remote FlexACM controller e n a modem EL470 or EL478 to receive ACM signaling from a remote FlexACM controller and route it to an on board FlexACM client n a demodulator EL970 or EL978 to receive ACM signaling from a remote FlexACM controller and route it to an on board FlexACM client These routing options can be chosen and configured independently from each ot
61. A 06 IF Lband Switching the IF frequency from 70 to 140MHz or 140MHz to 70MHz has no impact on the L band frequency Default Configuration Ordering n DVB S DVB DSNG DVB S2 IP demodulator with GbE interface data piping MPE GSE XPE and ULE idecapsulator Multistream VCM SNMP EL970 Input interface L band 950 2150 MHz Modulation amp Baud rate QPSK 8PSK 30Mbaud Configuration Options Category Max 1 option per category Input Interface L band L band 10MHz AJ 02 IF L band AJ 03 IF L band 10MHz AJ 04 Modulation amp Baud rate QPSK 8PSK 33Mbaud QPSK 8PSK 45Mbaud AL 08 QPSK 8PSK 16APSK 33Mbaud AL 11 Q 8PSK 16APSK 32APSK 33Mbaud AL 15 Additional Options Category Max 1 option per category 10MHz reference In Out Internal reference 1ppm GR 01 Internal reference 0 01 ppm GR 02 Decryption AES 64 bit decryption AA 01 ACM ACM client upgradeable via license key Services Category Max 1 option per category Assistance Care Pack Basic GA 06 Care Pack Extended GA 07 version 4 2 xiv SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Options User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Default Configuration Ordering n DVB S DVB DSNG DVB S2 IP modem with GbE interface data piping MPE ULE GSE and XPE encapsulator Multistream CCM L band 950 2150 MHz demod
62. Control Connector The device contains the hardware for the RS485 and RS232 interface Select the type of serial interface via the front panel or via the GUI but not via the serial port itself version 4 2 43 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem RS485 RS232 Pin Name Function Pin Name Function 1 GND Shield ground 1 GND Shield ground 2 Not connected 2 Rx D Receive Data input 3 TA Send Data A input 3 Tx D Transmit Data output 4 Rx A Receive Data A output 4 DTR Data Terminal Ready output 5 GND Signal ground 5 GND Signal ground 6 Rx B Receive Data B output 6 Not connected 7 Not connected 7 RTS Request to send output 8 Not connected 8 CTS Clear to send input 9 Tx B Send Data B input 9 Not connected Table 2 Pin Configuration Contact Closure Alarm Outputs Figure 19 Contact Closure Alarm Outputs You can use the dry contact closure alarm to connect to redundancy switching systems 1 ok 2 Common general alarm 6 ok 4 Common 5alam input alarm Figure 20 Contact Closure Alarm Connections of the EL170 and EL470 e The common general alarm is flagged when the device is not working properly For example power failure or self test alarm e The common input alarm is flagged when the device does not receive an inpu
63. E COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 6 1 Access Rights of GUI Users 6 6 1 1 Introduction By clicking the Users List button on the Miscellaneous tab the Users List tab opens in the central stage window To remove the tab from the central stage window press the icon in the right upper corner of the tab User Username User profile WI user 1 root Expert Wl user 2 guest Guest Wl user 3 none Disabled WI FTP user none Disabled User Username Password Profile Rj Save EJ Cancel Figure 48 Users List Tab Four GUI user accounts with different access rights can be created At least one user account with expert user profile must be defined By default WI user 1 has username root and expert user profile Users with the user profile expert can e Change account passwords e Change the user profile for a user account resulting in a change of the user s permissions When the WI FTP user is not defined or disabled no password is required to connect to the ftp server on the device version 4 2 89 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 6 1 2 Edita User Account Proceed as follows to create a new user account gt Click the Users List button on the Miscellaneo
64. ELEVATION Tree Trending Graphs Description Device 2 FlexACM e A Interface Mod Standard DVB S2 Controler Disabled Tx Dissbled Proc Mode Eth P lt gt Air XE Req ModCod Normal No request Tx Freq 1250 Metz Demod lock Encapsudation Reg ModCod Short No request Symb Rate SMbaud gt gt Demod PL sync Demod BB sync DVBS2 Mode CCM H Output Level 15 dem Encapsulatot S 0 Efficency 33 09 96 EN 3 2 Filter Active amp Memorized Clear Counters a G osvice Log Diag Report GRRMCP Reference Bg Loggedinasroot amp Login Logout Refresh 2sec Figure 34 GUI Window The table below gives an overview of the areas of the GUI Refer to Figure 34 Area No Area 1 Banner 2 Central stage window 3 Alarm list window 4 Function controls window 5 Status bar Table 4 General Monitor and Control Screen Areas version 4 2 71 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 3 4 Banner The banner contains an editable text field right of the product name The user can use this text field to assign a unique identifier to the device Double click this text to edit the content The text displayed in editable text field of the banner is the same as the screensaver message 6 3 2 Central Stage Window The central stag
65. GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The user profile of the WI FTP user is set to Disabled this indicates that anonymous access is enabled 6 6 1 3 Disabling a User Account Only users with the expert user profile can delete user accounts Deleting a user account which is logged in from another session will not cancel its session but the user won t be able to log in again A user cannot delete his user account Proceed as follows to disable a user account gt Click the Users List button on the Miscellaneous tab gt Select the user account you want to remove from the list gt Type in the Password field the password for the user account gt Click the Delete button loei 6 6 1 4 Change a User Account Password A user can change the password of his user account Users with the expert profile can change the password of every user account provided They know the current password of that user account Proceed as follows to change a user account password gt Click the Users List button on the Miscellaneous tab gt Select the user account for which to change the password gt Select the Change password checkbox version 4 2 91 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Overview Tree Trending Graphs Users List
66. HAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Parameter Description Inband return RF channel is only possible on modems ModCod selection algo ACM client This parameter is used to overrule the ModCod selection By default the controller determines the algorithm for the Three possible options Option Description Learn from Use the configuration of the external ctrl EL860 ACM controller Link margin Use the link margin as selection criteria to determine if the ModCod must be changed up down The actual link margin estimation is derived from the actual ModCod s stored threshold that is updated with a value that is determined by the C D estimation This way a new threshold is defined by taking the distortion into account Use this in single carrier per transponder refer to section 8 4 10 for more information about C D estimation Header Es No Use the Es No as selection criteria to determine if the ModCod must be changed Use this in a multi carrier setup in one transponder This because C D can not be defined accurate enough in a multi carrier setup transponder Refer to for more information on Es No 9 1 1 7 QoS and FlexACM If the link carries IP data quality of service ensures that real time data is prioritized over non real time data T
67. L 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 1 2 2 Router Configuration The router is configured with the full satellite subnet e g a 24 subnet and not the limited local subnet The next hop IP address for the local router is the remote router and not the local modem the local modem acts like a bridge We refer to Figure 3 2 1 2 3 Modem Configuration On the modem or modulator or demodulator we make a distinction between the local IP range and the IP range that is at the other side of the satellite link On each modem we select an IP range as local subnet e g a 29 subnet with a limited number of IP addresses and a remote subnet e g the full satellite subnet the 24 subnet The modem has the longest prefix match algorithm to determine whether an IP address exists locally or whether it is located at the other side of the satellite link ModemB subnet Figure 4 IP Bridge Configuration version 4 2 30 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL170 970 470 IP Satellite Modulator Routing Demodulator Modem On a modem or modulator or demodulator the satellite subnet is split into different IP ranges while this partitioning is not known to the routers the PCs inside the satellite subnet This behavior is achieved because the modems perform proxy ARP for all IP addresses inside the remote subnet tha
68. L470 p EL170 x Basra 24 IP modem EL470 ao Shaper Encapsulator C m A h o TR a Internet jt 4 Different antenna sizes sey Internet L Erdil 10 Mbit s Different location in the footprint iP modem E470 optimisation per remote site Figure 75 Point to Multipoint In point to multipoint networks we use an EL860 controller and shaper to manage multiple ACM controllers The demodulators of the different sites provide their feedback to the EL860 The corresponding ACM controller changes the ModCod according to this feedback version 4 2 122 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Optimal ModCod Based on EsNo The demodulator detects the received EsNo of the signal Based on this value it selects the optimal ModCod This mode is used when there is no distortion for example in a multicarrier transponder with sufficient output back off The ACM client application compares this measured value with the sum of e Threshold Each ModCod has its own EsNo threshold This is the required EsNo value needed to decode the frames correctly This value is characteristic for the demodulator and can be found in the datasheet of the device e Distortion Margin For each ModCod there may be a different level of distortion added to the received signal This type of distortion is caused by non linearity in the transmi
69. LAN Forwarding VLAN Forwarding Keep Keep Inspect the Ethernet type Inspect the Ethernet type Filterthe VLAN ID Filterthe VLAN ID Dont strip Dont strip Figure 94 VLAN Forwarding The following steps are done in the modem 1 Inspect the Ethernet type 2 Filter the VLAN Identifier 3 Strip or don t strip Add drop or Keep the VLAN Go to the following menu to configure the device settings EL470 gt Control gt Interfaces gt ipencap version 4 2 145 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem ELE TION 470 Click here Overview Tree Trending Graphs Interface ert Location EL470 Y Modem Contro J Interfaces Ethernet IP encap decap is tz es its Enable Ethernet itf Interface A uis VLAN Support Enabled jj Unit E g Modem VLAN forwarding Keep j Control VLAN type id 8100 g Encapsulation protocol XPE cj aces Ethernet Bridge type L2 Ethernet Bridge gg LY Link promiscuous mode Promiscuous ee Inband mngt encap stream id fi Unit redundancy IP encap decap IP interface table Ethernet Rx routes Demod Rx routes Protocols aJ Qos Signalling h Modulation Demodulation y Monitor 8 j Test Figure 95 IP encap decap Settings VLAN Forwarding Description
70. Light Emitting Diode LME Link Margin Estimator LNB Low noise block downconverter LO Local Oscillator LSB Least Significant Bit in digital coding M amp C Monitoring and Control MAC Medium Access Control MCPC Multiple Channel Per Carrier MIB Management Information Base MOD Modulator ModCod Modulation and coding combination MPE Multi Protocol Encapsulation MPEG Motion Picture Experts Group NEC National Electrical Code NMS Network Management System version 4 2 201 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix F Abbreviations User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Acronym Definition PC Personal Computer PER Packet Error Rate PHY Physical Layer PID Packet Identifier PSU Power Supply Unit QEF Quasi Error Free QOS Quality Of Service QPSK Quadrature Phase Shift Keying RMCP Remote Monitor and Control Protocol ROHS Restriction Of Hazardous Substances RS Reed Solomon RX Receive SNMP Simple Network Management Protocol SNDU SubNetwork Data Unit SVHC Substances of Very High Concern SCPC Single Channel Per Carrier TCP Transmission Control Protocol UDP User Datagram Protocol VA Volt ampere VCM Variable Coding and Modulation VLAN Virtual Local Area Network VRRP Virtual Router Redundancy Protocol WI Web Interface XPE Extended Performance Encapsulation version 4 2 202 SHA
71. PING THE FUTURE OF SATELLITE COMMUNICATIONS
72. QAM 3 4 8 4 8 6 16 QAM 7 8 10 1 11 1 Output interface e Auto switching 10 100 1000 Base T Ethernet interface e Maximum rate 133 Mbit s or 67 000 packets per second e Layer 2 bridge mode Ethernet frames over satellite e Layer 3 bridge or router mode IP packets over satellite e Supported encapsulation modes Data piping Ultra Lightweight Encapsulation ULE Multi Protocol Encapsulation MPE Extended Performance Encapsulation XPE Newtec s highly efficient encapsulation protocol for the encapsulation of Ethernet IP frames in DVB S2 Base Band frames optional e Data filtering Upto 32 streams in DVB S2 multi stream Up to 256 configurable PID filters One air MAC address filter per PID or stream version 4 2 188 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem Internal Reference frequency High Stability optional e Stability 5x10 over 0 C to 70 C e Ageing 15 ppb day 300 ppb year Very High Stability optional e Stability 2x10 over 0 C to 65 e Ageing 0 5ppb day 500 ppb 10 year Generic 10 MHz reference input output optional e Connector BNC F 50 ohms e Input level 3dbm up to 7dBm e Output level 7dBm LNB reference frequency output optional only available with L band e Frequency 10 MHz e Stability 5x10 8 over 0 C to 65 C e
73. R predecir ER iss 87 Re s t BIA mE 88 Procedure to Perform a Firmware Upgrade 88 Access Rights of GUI 89 Create a Diagnostics 93 ssss e im SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Table of Contents User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem version 4 2 XIX 6 7 1 Copy a Configuartion on a Different 94 7 Block 2 uie eile 96 7 1 Monitoring and Control sssssssssssssseeeeeeen nennen 96 7 2 EL 170 Modulator enne nnne enr tnnt 96 7 3 EL970 Demodulatot one seti n 98 7 4 EL470 Modem eite pee eta RD E Scr toC Een RE Ee dud 99 7 4 1 Modulator Functionality nennen 99 7 4 2 Demodulator Functionality eee 100 8 Technology eine 101 8 1 Modulation Standards sse 101 Bal DVB I ELT n 101 8 1 2 DVB DSNG a e d ge 102 8 1 3 DVB S2 P ka De ended albe He vecta en cb 102 82 Pilotsin DVB S2 ceteri ite eo oa Rene EAE AERE e Eee ea eau rue 10
74. RMCP This is possible via the serial interface RS232 485 or over Ethernet The commands are described in the Reference Manual of your device monitored and controlled via the serial port or via Ethernet The RMCP Manual explains how Newtec devices can be remotely This manual is delivered on CD ROM together with the device version 4 2 66 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 5 1 1 RMCP over Ethernet You can send RMCP commands to the demodulator using the Ethernet interface The commands are sent as data in a TCP IP stream The used socket number is 5933 The RMCP protocol is similar to the RMCP protocol used for the serial interface The difference is that the receiving device ignores the RMCP address of the device that is present in an RMCP command The Ethernet interface needs to be configured We refer to the following menu EL170 970 470 gt gt Unit gt gt Setup gt gt Ethernet settings Device IP address 192 168 255 166 Device IP mask 2 255 255 255 0 Default gateway 192 168 255 001 _ Transport protocol TCP UDP Device MAC address 00 06 39 00 9 71 Figure 32 Ethernet Settings 5 5 1 2 Protocol The control unit sends a request message to a device identified by its unique address The addressed device interprets the message performs the requested action and sends a respons
75. S2 e The satellite interface carries DVB S2 baseband frames the Ethernet interface carries IP data e Baseband frames BBF are directly demodulated from the satellite link The S2 BBF are decapsulated into TS frames and subsequently de packed into MPE packets These packets are then de capsulated into IP packets and sent over the Ethernet interface The packets are transmitted over Ethernet according to the routing table 8 4 2 Processing Mode 2 Eth IP lt gt Air XPE The processing mode Eth IP lt gt Air XPE is used in applications where bandwidth efficiency is important such as IP backbone or IP trunking applications XPE is a proprietary technology so Newtec equipment is necessary on both ends of the transmission chain The characteristics of this processing mode are e Only supported with DVB S2 modulation e Possible multi stream operation up to 32 streams each tagged with a separate ISI e All routing schemes are supported L2 Ethernet bridge L3 IP bridge and IP routing e Full support of VCM and FlexACM The AIRMAC address or destination address of the receiver can be switched on or off You can enable or disable the AIRMAC address This depends on the used symbol rate and the allowed jitter in the network e Low symbol rate the AIRMAC address is enabled to reduce the amount of jitter e High symbol rate the AIRMAC address can be disabled this to use the bandwidth in a more efficient way
76. SE encapsulation decapsulation is performed in the modulator demodulator e Air S2BBF Incoming baseband frames are modulated directly on the DVB S2 carrier without additional processing Modulation Eth IP Encapsulation ULE MPE Datapiping DVB S Eth IP Encapsulation XPE Encapsulation GSE IP Terminiation ntS2BBF DVB S2 S2BBF Air XPE Eth IP Air GSE Framing Eth IP ntS2BBF Figure 63 GbE Processing version 4 2 108 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec User Manual for EL170 970 470 IP Satellite Modulator ELE TION Demodulator Modem Figure 64 shows a screenshot of the available processing modes and details the properties of each processing mode 470 Overview Tree Trending Graphs Device State State Idle Device Name FGEL Modulation Standard DVR S2 Processing Mode Eth IP lt gt Air TS ata Encapsulation TEth IP lt gt Air TS Unit Redundancy state qEth IP lt gt Air S2BBF Figure 64 Processing Modes Selection Interface Processing mode Interface Data Type Over Air DVB S DVB S2 Ethernet Mode Eth IP lt gt Air TS Ethernet IP TS J J L2 Ethernet bridge L3 IP bridge L3 IP router Eth IP lt gt Air XPE Ethernet IP S2BBF X J L2 Ethernet bridge L3 IP bridge L3 IP router Eth ntS2BBF lt gt Air Ethernet
77. Several routing and addressing mechanisms can be used and even combined e Routing to the MAC address of the IP receivers is achieved by using Multi Protocol MPE Ultra Light ULE encapsulation or with the more efficient proprietary Extended Performance XPE Encapsulation e Addressing using several PIDs MPE or ULE only e Addressing using several stream identifiers with the DVB S2 multi stream mode With the Variable Coding and Modulation VCM option the modulator allows each stream to be transmitted with its own set of modulation parameters At the output of the modulator the signal is available on an L band interface Extended L band IF band as well as BUC power supply and reference frequency are available as configuration options providing a compact and cost effective solution For maximum bandwidth efficiency the EL170 can also be used in Adaptive Coding and Modulation ACM mode modifying the modulation parameters dynamically in function of the link conditions An embedded FlexACM controller option is available for point to point applications while the optional Base Band Frame input option allows the EL170 to work with the external Shaper Encapsulator and FlexACM controller EL860 in point to multipoint configurations When activated the unique linear and non linear predistortion option Equalink provides an additional link margin improvement of up to 2dB truly unleashing the full efficiency of higher modulation
78. Trending Graphs Alarms Branch Tree Location EL470 Modem Control Interfaces Ethernet Enable Ethernet itf No matching alarms were found a Fel VLAN Support Enabled ad Setup Encapsulation protocol 2 xPE Control Bridge type L3IP Router Monitor 28 Architecture L2 routing Disabled 3 Modem promiscuous mode Promiscuous 3 Control r Filler Active amp Memorize v Char Counters Common Force promiscuous Automatic Cj Interfaces Inband mngt encap stream id t1 setup wizard I users Lit E Ethernet 8 Link Poor tee os Interface B C Device Log Dig Report i Menegement VLAN ts G Reset Device x g RMCP Reference Unit redundancy 9 IPencapdecap B Firmware upgrade IP interface table Ethernet Rx routes Demod Rx routes Protocols gt Misc Configs Macro Q Data In Data Out Demod Lock On Test Logged in as root Login 69 Logout Refresh 2sec Figure 101 Management Loopback Port and Management VLAN 1 H For a detailed configuration to the application note Management Loop back inserted on the cd you received with this device version 4 2 152 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 8 Redundancy Ethernet interface redundancy is implemented by
79. UNICATIONS Demodulator lock LED User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Pme CEU etel TEL OK no Alarm Alarm Blinking OK no Alarm OK no Alarm ON Data In green At least 1 data input is active and valid Data Out green Valid data is present at the output Tx on green Transmit is on Act Alm red Actual alarm s is are present Mem Alm red Memorised alarm s is are present Test orange On when the device is in test mode version 4 2 63 n H nsa HJ m SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 3 Management Using the Ethernet Interface 5 3 1 Cabling Use a crossed network cable for a direct connection between the Ethernet port of the demodulator to the Ethernet port of a computer In case the connection to the device is done via a hub or switch straight network cables are used 5 3 2 Settings The Elevation platform is equipped with a powerful and easy to use graphical user interface GUI that allows you to remotely monitor and control your equipment through a web browser To use the web interface adapt the TCP IP properties of the computer so you can manually set an IP address that is within the range of the device IP address For example
80. User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 6 3 3 Alarm Window The alarm window shows the alarms generated by the device By default only active or memorized alarms that have not been masked by the user are visible Alarms are sorted first by their activity and then by their severity from critical alarms to warnings It is possible to apply filters to manage the number of alarms shown Demod lock Demod PL sync Demod BB sync Filter Active amp Memorized Clear eel Figure 40 Alarm Window version 4 2 7 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The alarm window contains the following information and control buttons refer to Figure 40 Area No Description 1 This area displays the alarm name 2 This area displays the number of times an alarm was generated since it was last cleared 3 This area contains a drop down list with the following selectable alarm filters e Active alarms e Non masked alarms e Allalarms 4 Clear the number of times an alarm was generated since it was last cleared with the red cross button in this area Active alarms can be cleared but the counter will still show 1 Table 7 Alarm Window Areas 6 3 4 Function Control Window The function control window contains three tabs e Miscel
81. User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem The whole process of modulation and encapsulation takes place at different layers as shown in Figure The modulation takes place in the physical layer The encapsulation is performed in the MPEG transmission layer and the convergence layer MPEG 2 TS Figure 67 Modulation and Encapsulation Layered Model The IP receiver supports IP decapsulation from MPEG TS frames or from DVB S2 baseband frames This is done by first de packing these fixed size frames MPEG TS or DVB S2 BBF into variable sized MPE packets and subsequently decapsulating into IP packets This is illustrated in Figure 68 Demodulation Deframing Decapsulation TS ISI PID gt Filtering Filtering gt IP Ethernet Figure 68 Demodulation Deframing and Decapsulation version 4 2 112 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem MPE and DVB DSNG e The satellite interface carries TS frames the Ethernet interface carries Ethernet frames e TS frames are directly demodulated from the satellite link e DVB DSNG symbols are demodulated into TS frames and subsequently unpacked into MPE packets These packets are then de capsulated into IP packets and sent over the Ethernet interface The IP packets are transmitted over Ethernet according the routing table MPE and DVB
82. Warm up time 5 min 100ppb e Ageing 15 ppb day 300 ppb year Monitor and control interfaces e Web based GUI e Diagnostics report alarm log e RMCP over TCP IP UDP and RS232 RS485 e SNMP vac Alarm interface e Electrical dual contact closure alarm contacts e Connector 9 pin sub D F e Logical interface and general device alarm LNB reference frequency output optional only available with L band e Frequency 10 MHz e Stability 5x10 8 over 0 C to 65 C e Warm up time 5 min 100ppb ageing 15 ppb day 300 ppb year version 4 2 189 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem Monitor and control interfaces Web based GUI Diagnostics report alarm log RMCP over TCP IP UDP and RS232 RS485 SNMP v2c Alarm interface Electrical dual contact closure alarm contacts Connector 9 pin sub D F Logical interface and general device alarm Physical 1RU width 19 depth 51 cm 6 kg Power supply 90 130 amp 180 260 Vac 105 VA 47 63 Hz Temperature Operational 0 C to 40 Storage 40 to 70 Humidity 5 to 85 non condensing CE label EL470 IP Satellite Modem version 4 2 190 Input Interface Auto switching 10 100 1000 Base T Ethernet interface Maximum rate 133 Mbit s in each direction or 200Mbit s Tx Rx or 67 000
83. acp ip tos 4 255 ip tos 8 16 ip dscp 8 16 ip dscp 8 16 ip src 1 2 3 4 ip dst 1 2 3 4 version 4 2 149 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem IP Datagram Format IPv4 0 4 8 12 16 20 24 28 gt Total Length Service Type Identification Fragment Offset Protocol Header Checksum Source address Destination address Padding 0 or more 32 b Figure 99 IP Datagram Format IPv4 QoS filtering is done on the following fields TOS Type of Service or DSCP byte Protocol e g 6 TCP 17 UDP Source IP address Destination IP address Ethernet type e g LACP version 4 2 150 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 7 Loopback management on EL470 With the introduction of Elevation release 8 1 there is a new function added on the EL470 to make the management of the unit easier and independent from the network situation behind the unit The introduction of loopback management provides the opportunity to locally insert the management port in the data path 9 7 1 Cabling Description The use of the loopback management is easy Proceed as follows Make a physical connection between the management port marked as LAN and the second data port marked as port B on the EL470 e We assume
84. ated link margin minimum margin distortion treshold treshold Figure 79 Selecting a Lower ModCod Based on Estimated Link Margin A lower ModCod is selected if the estimated link margin marked in Figure 79 by the dotted lines is smaller than The sum visualised in Figure 79 at the right hand side of e The current ModCod threshold e The current ModCod distortion e The current ModCod minimum margin Minus e The lower ModCod threshold e The lower ModCod distortion version 4 2 126 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 1 1 4 FlexACM Configuration Following steps as described in Figure 74 are used to configure and activate the FlexACM feature gt The margin information to be used by the demodulator is configured via the management platform in the modulator gt The ACM controller application Forwards the margin information towards the ACM client application on the demodulator Enables or disables the ACM feature on the modulator and demodulator gt The ACM client application Sends feedback messages including ModCod change requests towards the ACM controller application on the modulator gt The ACM controller application on the modulator EL860 changes the ModCod 9 1 1 5 FlexACM Control The ACM controller is used to configure and activate deactivate the FlexACM feature
85. ation MAC address hex 55 source MAC address hex destination IP address source IP address length of UDP datagram default 1470 does not include length of ip or udp header or 0x1389 UDP destination port default 5001 payload of UDP datagrams hex In the most common case only the destination ip address is filled out and a VLAN if VLANs are used ip dst 10 100 0 3 ip dst 10 100 0 3 vlan gt For Probe select Eth RX interface gt Fill out the Bit rate in bps gt Fill out the Bytes to transmit Location JEL470 j Modem Monitor yinterfaces Ethernet Packet Eth RX interface Probe Packet format kl Bitrate 17 3000000 bps Bytes to transmit Z 10 bytes Figure 106 Packet Generator The traffic generator starts transmitting if this counter is filled out with a positive number and the counter counts down according to the number of bytes that are sent The generator stops if the counter has reached the value 0 If you enter the value 4294967295 the traffic generator transmits packets continuously until this value set to 0 version 4 2 156 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Packet Monitor If the packet monitor is activated then the selected traffic is removed from the data path and sent to the packet monitor The selection of traffic is do
86. ator sub back panel options OE Not Used Connectors Option Back Panel Combination BP n rnbers connectors Default BP 03 BP 03 4 AJ 03 BP 04 version 4 2 55 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 HOW TO MANAGE This section explains how the devices can be configured and how the parameters in the device are ordered and managed according to your needs The device can be managed using one of the following physical interfaces e The front panel display e The Ethernet port e The serial port When the management is done using the Ethernet the graphical user interface can be used to display the parameters on a management PC The following protocols are used to perform the communication between the management PC and the device e Remote Monitoring and Control Protocol for more information we refer to 5 5 1 e Simple Network Management Protocol for more information we refer to section 5 5 2 5 1 Menu Tree Use the front panel or the graphical user interface to set the configurable variables in the device The variables are structured in a logical way in a menu tree we refer to Figure 25 Figure 26 and Figure 27 The menu tree shows the organisation of the parameters in the device This menu tree is similar accessing the parameters via the front panel and usage via the GUI graphical user interfac
87. atures are further explained in the following sections 8 1 3 1 DVB S2 Framing Structure DVB S2 applies the error correction coding and the modulation to large frames of data called Baseband frames A DVB S2 baseband frame is either 16200 bits short frames or 64800 bits normal frames The content of a frame can bea section of a transport stream or any type of data framed or unframed Generic Stream Note that the DVB S2 standard specifies how to encapsulate transport streams into Baseband frames but not how to encapsulate IP data into Baseband frames Newtec has developed a proprietary encapsulation format called XPE Extended Performance Encapsulation which is much more efficient than MPE Video audio or IP data PID 1 DVB S2 Baseband DVB S2 Po eS modulation mm 25 E A Figure 59 Transport Stream Carried over DVB S2 version 4 2 102 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 1 3 2 DVB S2 Multi Stream A unique feature of DVB S2 is the ability to carry different transport streams and or generic streams into separate baseband frames on the same satellite carrier Each Baseband frame is identified with an Input Stream Identifier A sequence of DVB S2 baseband frames with the same ISI number is called a DVB S2 stream A satellite carrier that transports several DVB S2 streams is said to operat
88. ble EH Filters Active Dest MAC address Dest IP address Enabled 00 00 00 00 00 00 0 0 0 0 Disabled 00 00 00 00 00 00 0 0 0 0 Functional XPE Settings t 1 group Air MAC mode Disabled CRC Enabled Table 9 Parameter Interface Type Examples In a table type dialog box columns can be moved to a different position in the table version 4 2 84 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Depending on the dialog box type it is needed to confirm or reject the selected or inserted value for the parameter by clicking one of the following buttons Button Function gj Save the parameter value or EJ cance Do not save the parameter value or Table 10 Parameter Save and Cancel Buttons To accept a value the user can also use the Enter key on the keyboard To reject a value use the Escape key When a parameter value changes in the GUI it briefly gets a yellow background 6 4 2 2 Applicable Parameters The number of parameters you see in the tree view and the detailed view of a block depends on your user profile and the current device configuration Parameter changes via the front panel or via the management interface are also visible in the GUI 6 4 2 3 Invalid Values The GUI does not allow the implementation of invalid values While you typ
89. carrier This monitoring parameter indicates how much the Es No is above the decoding threshold It is a measure for the number of dBs of fading that is possible on the link before the demodulator is not able to decode the received signal anymore 9 4 12 Link margin clipping The link margin clipping will indicate lt or gt when the link margin value is too low or too high to be accurately determined In case it is too low the link margin might be too low in order for the detector to operate correctly In case it is too high there might not be enough decoding errors for example in channel with high link margin in order for the detector to display a meaningful value version 4 2 141 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 5 Extended VLAN Support 9 5 1 VLAN Tagging Virtual LAN tagging is a network standard IEEE 802 1 Q standard used to share a physical Ethernet network link by multiple independend logical networks VLAN tagging is performed on layer two of the OSI model To set this up an administrator assigns a unique VLAN to each site in the network The devices are configured to insert the appropriate VLAN tag site dependend into the ethernet frames Figure 91 represents a standard Ethernet frame format and an Ethernet frame format with a VLAN tag added Standard Ethernet Frame Format Start
90. characters LCD screen The top row indicates the path in the menu structure while the bottom row displays the selected item If the value is not indicated press OK to open the submenu Figure 12 Display e Keypad The keypad consists out of 16 keys Use them to navigate in the menus and change parameters Figure 13 Keypad e Status LEDs The LEDs provide a basic status of the device DATA IN DEMOD LOCK DATA PROCESS 2 DATA PROCESS DATAIN OUT TX ON DATA OUT TX ON Figure 14 Modulator Figure 15 Demodulator Figure 16 Modem version 4 2 42 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for 170 970 470 IP Satellite Modulator Demodulator Modem 4 2 Back Panel Description The back panel consists of several modules depending on the hardware that is installed 4 2 1 PSU M amp C Interface and External 10 0 MHz Reference Input ALARM 10 100Base T Figure 17 PSU Monitor and Control and External 10 MHz Reference Power socket This equipment is provided with a protective earth ground incorporated in the power cord The mains plug shall only be inserted in a socket outlet provided with a protective earth contact Any interruption of the protective conductor inside or outside the instrument is likely to make the instrument dangerous Serial Monitoring and Control via RS485 RS232 Figure 18 Serial Monitoring and
91. cti cc eset 43 4 2 1 PSU M amp C Interface and External 10 0 MHz Reference Input 43 4 2 2 Sub Back Panel 5 46 4 2 3 170 IP Satellite Modulator Back 52 4 2 4 EL970 IP Satellite Demodulator Back 53 4 2 55 EL470 IP Satellite Modem Back Panel sse 54 version 4 2 xvii T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Table of Contents User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem version 4 2 xviii 5 1 5 1 1 5 1 2 5 1 3 5 2 5 2 1 5 2 2 5 2 3 5 3 5 3 1 5 3 2 5 4 5 4 1 5 4 2 5 4 3 5 5 5 5 1 5 5 2 6 1 6 2 6 3 6 3 1 6 3 2 6 3 3 6 3 4 6 3 5 6 4 6 4 1 6 4 2 6 4 3 6 4 4 6 5 6 6 6 6 1 6 7 How to manage ccceseeeceeeseeeeeensneeeeenseeeeeenseeeeeensaeeeenseneeseseeneesnseeneesnseenenens 56 TiC EER 56 EL 170 IP Satellite 57 EL970 IP Satellite 58 EL470 IP Satellite Modem seen 59 Front Panel Handling tee tee teret cete t eek 60 BIER EE 60 ANS D per er NI icu 60 NE DS 61 Management Using the Etherne
92. d Refer to section 9 5 4 version 4 2 143 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 5 3 QinQ Tagging When VLAN tagging is repeated it is called QinQ tagging QinQ tagging is useful for service providers It allows the service provider to use VLANs internally and combining traffic from clients that is already VLAN tagged This means that a conflict between different customers or devices that make use of VLAN tags is exluded This because multiple VLAN headers are inserted into a single Ethernet frame The outer tag next to the source MAC field is used to identify the VLAN of the service provider The EL470 modem is transparent for QinQ tagging Only a check is performed on this feature QinQ tagging is shown in Figure 93 Standard Ethernet Frame Format Start of Frame Delimiter Ethernet Frame Format with VLAN tag Start of Frame Delimiter z u a amp Ethernet Frame Format with Payload Double VLAN tag Start of Frame Delimiter PCPI CFIMD TPID 0x9100 Figure 93 QinQ Tagging version 4 2 144 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 5 4 VLAN Forwarding The VLAN forwarding setting is used to configure how the VLANs are mapped to the satellite payload VLAN IDs used 11 V
93. different modulations parameters to be applied to the different DVB S2 streams of a multi stream signal If each of the stream is intended for a different receiving site VCM allows optimizing the parameters of each stream to be optimized for each receive station instead of dimensioning the whole link according to the smallest station version 4 2 104 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem ACM In Adaptive Coding and Modulation mode the modulation parameters of the Baseband frames can vary over time according to the instantaneous receiving conditions of the site where the frames will be received In ACM a feedback mechanism is used between the demodulator and the modulator This feedback mechanism dynamically tells the modulator which modulation parameters to use for each Baseband frame ACM allows operating satellite links with almost no margin since the system adapts automatically to fading or interference conditions 16APSK 5 6 F7 Go NO measurements Figure 62 ACM Newtec s implementation of ACM for applications is called FlexACM It relies on a unique very accurate linear and non linear distortion measurement technology in the demodulator called NoDE and advanced traffic shaping technologies in the hub version 4 2 105 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec
94. e The menu structure of the GUI and the front panel are identical except for the User Menu which is programmable via the front panel How to program the User Menu is described in Appendix A of this document The details on the menu tree and the variables in the menu tree are described in the reference manual of this device version 4 2 56 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 5 1 4 EL 170 IP Satellite Modulator EL170 EL170 IP Satellite Modulator Serial port settings Ethernet settings Display settings Web Interface T m e rchitecture iagnostics Modulator nterfaces odulation VB 82 Streams asebandFraming CM control li ze nterfaces odulation ackets rames ACM control ctionkeys est nterfaces odulation Frames Figure 25 Menu Tree of the EL170 version 4 2 57 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec How to manage User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 5 1 2 EL970 IP Satellite Demodulator EL870 EL970 IP Satellite Demodulator Unit ep 0 NMP settings ES Diagnostics Control ommon nterfaces Demodulator Ethernet emodulation ACM client AES si Ethernet Demodulation ModCodStats ACM client nterfaces emodulation Frames F
95. e message back The receiving device rejects all messages with transmission errors without any further action Transmission errors are e No stop bit e Parity error e LRC error Longitudinal Redundancy Check e Message receive buffer overflow The addressed device responds to all correct formatted messages except for some special system messages with an acknowledge message Only in few restricted cases does the device does not respond to a request from the control unit This is for example the case when a general device reset is requested Correctly received messages which the device cannot handle are refused via a no acknowledge error message This message contains the reason why the message is rejected A device never sends messages on its own initiative It only responds to a request from the control unit The total transmit time of a complete message may not exceed 250ms If the message is not completed within this time it is discarded 5 5 2 Simple Network Management Protocol SNMP The Newtec MIB allows full monitor and control of the device using any graphical MIB browser We have a full proprietary MIB which contains all the OIDs needed to control the device version 4 2 67 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS User Manual for EL170 970 470 IP Satellite Modulator How to manage Demodulator Modem The device supports sending of traps Traps inform the NMS when a change in the device
96. e a value this value is validated The user interface has several features that help you to insert valid values e Place the mouse cursor above a field to be adjusted the acceptable range is displayed in a tooltip e When typing an invalid value for a parameter the edges of the parameter field turn red and a tooltip displays the reason why the value is invalid Itis not possible to save values outside the defined ranges for the device version 4 2 85 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 4 8 Changing Parameters When logged in as administrator or as normal user it is allowed to change parameters Use one of the following methods to change the parameters e Using the editable parameters in the functional blocks used to edit the common used functions e Using the tree structure parameter pages The Wizards function is the easiest way to create a new configuration on your demodulator The Wizards function is only applicable for users with an expert profile It is highly recommended to perform a configuration reset refer to section 6 5 to clear the existing configuration before using the Wizards Experienced users can adjust individual parameters without the aid of the Wizards Proceed as follows to adjust parameters gt Click the Overview tab or the Tree tab gt Two possibilities e The Overview
97. e at rates of up to 133 Mbit sec The EL970 comes with several hardware and software options and can be used in Point to Point links as well as in Point to Multi Point networks It is compatible with a wide range of encapsulation protocols data piping MPE ULE and Newtec s proprietary XPE Extended Performance Encapsulation The EL970 is capable of receiving DVB S2 Multi Stream VCM and ACM streams and is able to demodulate higher modulation schemes such as 16APSK and 32 APSK For maximum bandwidth efficiency the optional FlexACM client allows the EL970 to provide feedback on the link condition to a FlexACM controller located at the uplink site so that the modulation parameters can be adapted automatically and dynamically The EL970 has a dual L band input The active input is selected by the user and can provide DC power and frequency band selection signals compatible with most professional and commercial LNBs Optionally one L band input can be replaced by an IF input The integrated Noise amp Distortion Estimator tool provides an accurate reading of the satellite link margin even in presence of non linear distortion and allows the user to easily find the optimum input back off setting for 16APSK or 32APSK operation whether or not non linear predistortion is applied Combining new innovative features and advanced data encapsulations protocols with DVB S2 technology the EL970 ensures the highest bandwidth efficiency available on
98. e in multi stream mode m DVB S2 BBF TS M O E hE _ 22 multi stream gt DVB S2 modulation En Ms Figure 60 DVB S2 Multi Stream version 4 2 103 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 8 1 3 3 DVB S2 VCM ACM CCM In DVB S2 each Baseband frame can be modulated with different error correction and modulation parameters in short ModCod for example QPSK 4 5 A DVB S2 modulator is capable of detecting these parameters on the flight without loosing synchronization from one frame to the next When the same parameters are used for all frames of the DVB S2 carrier the mode of operation is called CCM Constant Coding and Modulation A DVB S2 CCM uplink signal must be dimensioned according to the smallest receiving station and the higher possible signal fading to ensure adequate signal availability in all receiving stations Figure 61 CCM Auto CCM is a demodulation capability that indicates that the demodulator can automatically detect the coding and modulation parameters used by the modulator operating in CCM mode The advantage of auto CCM compared to CCM is that auto CCM does not require the knowledge and configuration of the ModCod on the demodulator plug and play configuration VCM Variable Coding and Modulation is a mode of operation that allows
99. e traffic interface settings Port Y IP Address 192 168 1 100 Network Mask 255 255 255 0 Gateway Address 192 168 1 1 Figure 126 Traffic Interface Settings version 4 2 178 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Setup Wizard User Manual for EL 170 970 470 IP Satellite Modulator Example Demodulator Modem gt Click Next IP Modulator Setup Wizard Encapsulation settings Configure the Encapsulation settings Encapsulation Enable AirMAC Oo Enable CRC oO 3 cancel Figure 127 Encapsulation Settings gt Click Next IP Modulator Setup Wizard Modulation settings Configure the modulation settings Output Frequency 1250 000000 Symbol Rate 5 000000 Roll Off factor 20 Occupied Bandwidth 5 000000 MHz Output Level 150 FEC Frame type Normal Enable Pilots Insertion Fi 3 cancel Figure 128 Modulation Settings version 4 2 179 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Setup Wizard User Manual for EL170 970 470 IP Satellite Modulator Example Demodulator Modem gt Click Next IP Modulator Setup Wizard Routing Table Fill out the routing table Routing Table Remote Network IP Remote Network mask ISI Packing delay ms 1 1010100 255 255 0 0 00 10 remove 1dupiicate
100. e window contains three tabs e Overview e Tree e Trending Graphs Overview Trending Graphs Figure 35 Default Tabs Central Stage Window 6 3 2 1 Overview Tab The Overview tab contains a diagram representation of the functions that are carried out in the device These functions are represented by a set of functional blocks with function names basic settings and counters The blocks are connected with arrows that illustrate the process flow Overview Trending Graphs Device l FlexACM l Modulator Mod Standard DYB S2 Controller Disabled Tx Disabled Proc Mode Eth IP lt gt Air XPE Req ModCod Normal No request Tx Freq 1250 MHz Encapsulation XPE Req ModCod Short No request Symb Rate 5 Mbaud DVBS2 Mode CCM Output Level 15 dBm Encapsulator 9 Efficiency 33 09 96 Demodulator Decapsulator Out bps Figure 36 Example of a Functional Overview version 4 2 72 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem For every functional block of the device you can see the following information e Arrows from and towards the functional block e Relevant parameters to change and colour of the functional block itself A link at the right top corner When you click this link you have a detailed
101. ector Back Panel 07 Description 1OMHz Insert Q O OUT IN Connector Technical Specifications Signalling Type 1 L BAND IN SMA Female 50 Ohm L band input looped to Mod Out of BP01 2 L BAND OUT SMA Female 50 Ohm L band 10MHz Out 3 10 MHz Insert SMA Female 50 Ohm 10MHz output looped to 10MHz input OUT 4 10 MHz Insert SMA Female 50 Ohm 10MHz input Looped to 10MHz Out IN 5 24V ON 24 OFF version 4 2 51 nn JPJ mmm SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Physical Description User Manual for 170 970 470 IP Satellite Modulator Demodulator Modem 4 2 3 EL 170 IP Satellite Modulator Back Panel The figure below shows the possible connections on the modulator The back panel connections available depend on the specific hardware configuration of your device and will differ from the back panels in the figures below Only a subset of the shown connections will be available on your device i vee mm Figure 22 EL170 IP Satellite Modulator Back Panel The sub back panels used per ordering option is listed in the following table We refer to section 4 2 2 for the description of the different sub We refer to section Options on page xiii for ordering information back panels 7 F Not Used Connectors Option Back Panel Combination BP lt number
102. ed ACM Controller Embedded ACM Client NoDE amp Noise and Distorion Margin information Estimator Management Platform version 4 2 121 Margin information Enable Disable ACM Req modcod Figure 74 Point to Point FlexACM Configuration To be able to keep the optimal ModCod at all time there must be feedback from the demodulator to the modulator telling the modulator if another ModCod should be chosen and what that ModCod should be Following applications are handling the FlexACM feature e The ACM client at demodulator side e The ACM controller at the modulator side Feedback from the ACM client Demodulator to the ACM Controller Modulator The ACM client embedded in the demodulator determines the optimal ModCod based on the real time detected link quality It has following inputs at its disposal for its calculations T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem e The demodulator characteristics e Margin information pushed from the modulator side e The measured EsNo of the received signal e NoDE Noise and Distortion Estimator link margin If the demodulator concludes that another ModCod than the current used one is optimal he sends a feedback message to the modulator with a request for the new ModCod Point to Multi Point Bagdad 50 IP modem E
103. ee navigation bar Refer to Figure 38 ae nit Description 1 Expand Expands the selected branch of the tree structure 2 Collapse Collapses the selected branch of the tree structure 3 Expand All Expands the complete tree structure 4 Collapse All Collapses the complete tree structure Table 6 Tree Navigation Bar Buttons version 4 2 75 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 6 3 2 3 Trending Graphs Tab This tab shows an overview of the following graphs that can be used to monitor the device Overview 1 Tree Trending Graphs Bandwidth B Output Input 248 000 186 000 124 000 62 000 0 120 105 90 75 60 45 30 15 0 Time in seconds Time window 2 minutes Reception ll Receive Level dBm 0 25 50 75 100 KK ue cm qr _ 120 105 90 75 60 45 30 15 0 Time in seconds Time window 2 minutes Es No EsNo dB Mi Threshold 50 39 28 17 6 120 105 90 75 60 45 30 15 0 Time in seconds Figure 39 Trending Graphs version 4 2 76 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI
104. en content key is depicted in the following figure Content Key 64 bits Data in DES 64 Encryp bits Data out Group Key 64 bits Encrypted Content Key Figure 121 Process to Encrypt a Content Key with a Specific Group Key in 64 bit Mode The DES algorithm used is the one described in the FIPS 46 3 standard from the NIST The following lines provide a few examples of key computations for reference Example 1 Content Key 278dab6a0f06aa1f Group Key fb5f9c585dd359aa Encrypted Content Key bf561dd5e15890b7 Example 2 Content Key 1234567890abcdef Group Key fo5f9c585dd359aa Encrypted Content Key d46f63e2cc998eec Example 3 Content Key 1234567890abcdef Group Key 7fae81fad3154384 Encrypted Content Key be407096c6104b1e version 4 2 175 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix User Defined User Manual for EL170 970 470 IP Satellite Modulator Menu Demodulator Modem APPENDIX A USER DEFINED MENU You can configure the user menu according to your needs In this way you can create a quick access to those control monitor and testing parameters that you need to change or monitor regularly In addition you can also change the order in which the menu items are presented to meet your specific demands This is very useful in for example the DSNG applications Here you can pre configure the general parameters and store them in the default boot co
105. eport Full report Figure 51 Create a Diagnostic Report e Basic The basic rapport shows all configuration parameters e Full The full rapport shows all configuration parameters and debugging parameters gt Click Basic report or Full report Diagnostic report 1 Please wait while the diagnostic report is being generated ee Figure 52 Diagnostic Report Generation Diagnostic report ready x 2 The diagnostic report generation completed successfully Click here to open the report in another browser window To save the report to your computer please click on the Download button Download Cancel Figure 53 Diagnostic Report Ready gt Click download to store the diagnostics report as an html file or click here to open the report in another browser window The following screenshot displays an extract of a basic diagnostics report version 4 2 93 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem HHHHHHHHHHHHHHHH DIAGNOSTICS REPORT H H HHHHHHHHHHHHHH EL170 Unit Setup Device mode 1 RMCP version v2 0 System time 08 45 56 18 11 2010 System uptime 0 day 23 07 35 User menu EL170 Unit Setup Serial port settings Serial interf type RS485 Device RMCP address 100 serial baudrate 115200 EL170 Unit Setup Ethernet settings Device IP address 192 166 255 166 D
106. equency 950 2150 MHz 50 Hz steps IF band optional e Connector BNC 75 ohms intermateable with 50 ohms e Return loss gt 14 dB 75 ohms gt 20 e Level 30 5 dBm 3 dB e Frequency 50 180 MHz 50 Hz steps T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem L band monitoring output default e Connector SMA F 50 ohms e Return loss gt 7 dB e Level 45 dBm e Frequency default identical to L band output with options AA 02 AA 06 1080 MHz BUC power and reference frequency optional e Max current 1 5 A e Voltage 24V 48V e Frequency 10MHz e Stability 5x10 8 over 0 C to 65 C With this option installed the L band output connectors become N F 50 ohms 10 MHz reference input output optional e Connector BNC 50 ohms e Input level 3dbm up to 7dBm e Output level 7dBm Demodulator Interface Dual L band input default e Connector 2 x F type F 75 ohms e Return loss gt 7 dB e Level 65 25dBm e Frequency 950 2150 MHz e Adjacent signal lt Co 7 dBm Hz where Co signal level density IF band input optional replaces one L band input e Connector BNC F 75 ohms e Return loss gt 15 dB e Level 55 to 15 dBm e Frequency 50 180 MHz e Adjacent signal lt Co 7 dBm Hz
107. equency and can result in permanent loss of satellite link connection By default this is 60 seconds Carrier switching enable Use this variable to enable or disable the switching between the two demodulation carriers Carrier switch count The number of times we have dynamically switched to another carrier with or without Success 162 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The next sequence is followed on the remote site refer to Figure 111 When the demodulator modem on the remote site looses connection unlock with the current frequency a switch is performed to the other frequency When the demod is not locked within the switch delay time the second frequency is tried This sequence continues until the demod is locked Frequency 1 Symbol rate 1 Frequency 2 Symbol rate 2 Figure 111 Flow When the demod is locked on the new carrier it is important that 1 The setting carrier switching is set to disable 2 The configuration is saved in config 0 Refer to boot configuration on page 177 During the switchover alarms will occur This provides the real state of the device version 4 2 163 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 AES Content Protection AES content protection is a solu
108. er priority In the Elevation equipment rules can be implemented defining which Ethernet packets are directed to which queue version 4 2 147 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 6 3 Data Flows Real time traffic and non real time traffic are stored in a separate queue as described in previous paragraph In such a situation it is still possible that one end user fills one of these queues completely This is especially noticed for the large non real time queue if one end user manages to fill this queue it may take a long time e g 819 ms for our low speed satellite link example of 1Mbps before other end users can transmit their data The problem can only be solved by the device that knows how narrow the bottleneck is A shaper can be put in front of the satellite modulator The shaper is than configured in such a way that it forwards the data at exactly the same bit rate as the modulator can transmit In this case the shaper can guarantee fairness amongst all end users With the recent evolution of dynamic satellite bandwidths VCM or ACM it becomes difficult for a shaper to guarantee fairness amongst end users There are not so many shapers that shape traffic for a dynamically changing satellite bandwidth The second preferred strategy is to perform the shaping in the modulator and is visualized in the next figure Hig
109. erforms proxy ARP for these IP addresses IP route table Ethernet RX route table This table shows to which physical This table shows to which satellite flow or virtual interfaces different IP PID ISI AirMAC different IP ranges will ranges will be routed be routed Demodulator RX route table This table shows to which physical or virtual Ethernet interface VLAN data from a given satellite flow will be routed Table 1 IP Configurations version 4 2 37 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Installation User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 3 INSTALLATION 3 1 Rack Mounting The equipment is designed to operate in a 19 inch rack system conforming to IEC 60297 When mounted in a standard 19 inch equipment rack the device must be sustained by L profiles Refer to Figure 8 AN Fixing the device with four front panel screws only will damage it and could result in injury Figure 8 Mounting with L Profiles It is allowed to operate the equipment in transportable installations and vehicles equipped with the means to provide a stable environment Do not operate the equipment on vehicles ships or aircraft without the means of environmental conditioning as this may invalidate the safety compliance Mount the equipment in the rack in such a way that the amount of air flow required to safely operate the equipment is not compromised version 4 2 38
110. ersion 4 2 186 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem DVB S2 performances at PER 1E S Short Normal Frames lt 15 Mbaud lt 45 Mbaud Config Es No Es No QPSK 1 3 0 6 0 7 QPSK 2 5 0 4 0 2 QPSK 1 2 1 1 4 QPSK 3 5 3 1 2 8 QPSK 2 3 3 8 3 6 QPSK 3 4 4 5 4 3 QPSK 4 5 5 1 5 1 QPSK 5 6 5 8 5 5 QPSK 8 9 6 7 6 6 QPSK 9 10 6 7 8PSK 3 5 6 5 6 3 8PSK 2 3 7 4 7 1 8PSK 3 4 8 6 8 4 8PSK 5 6 10 2 9 7 8PSK 8 9 11 4 11 1 8PSK 9 10 11 3 16APSK 2 3 9 9 9 6 16APSK 3 4 10 9 10 5 16APSK 4 5 11 6 11 5 16APSK 5 6 12 4 12 1 16APSK 8 9 13 6 13 3 16APSK 9 10 13 6 32APSK 3 4 13 6 32APSK 4 5 14 5 32APSK 5 6 14 9 32APSK 8 9 16 1 32APSK 9 0 16 5 Table 13 DVB S2 Performances at PER 1E S version 4 2 187 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem DVB DSNG S performances at BER 1E 7 after RS Short Flames Normal Frames lt 20 Mbaud 20 Mbaud Config Es No Es No QPSK 1 2 3 9 3 9 QPSK 2 3 4 4 4 5 QPSK 3 4 4 9 5 1 QPSK 5 6 5 4 5 8 QPSK 7 8 5 8 6 4 8PSK 2 3 6 3 6 5 8PSK 5 6 8 3 8 8 8PSK 5 6 8 8 9 8 16
111. evice IP mask 255 255 255 0 Default gateway 192 168 255 001 Transport protocol TCP UDP Device address 00 06 39 00 9 71 Figure 54 Extract of a Diagnostics Report 6 7 1 Copy a Configuartion on a Different Device It is possible to exchange a configuration between devices of the same product line with the same capabilities and options by exporting and importing configurations 6 7 1 1 Exporting a Configuration The possibility exists to export all 48 stored device configurations at once as a cfg file on a local computer Proceed as follows to export a configuration set Click the Configs Tab Click the Export button Browse to the location where to store the cfg file the browsing window depends on your browser configuration gt Click Save version 4 2 94 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 7 1 2 Importing a Configuration The possibility exists to import all 48 device configurations at once as a cfg file from a local computer Proceed as follows to import a configuration set gt Click the Configs Tab gt Click the Import button gt Browse to the location of the stored cfg file Select the cfg file and click Open The stored configurations are loaded into the Newtec device It is possible to load any of the 48 configurations to view
112. evices is 10 0 0 1 gt Press Enter gt If the user profile guest is Not disabled and not password protected the user is automatically logged in as a guest version 4 2 69 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Disabled and or password protected a User identification dialog box will pop up Enter your username and password User identification Please enter your username and password then click Login Username Password Cancel Figure 33 Logon Dialog Box f necessary click Login If you have the user profile Quest the user has read only access to the typical configuration and monitoring options Normal the user has read write access to the typical configuration options You can load a configuration but cannot save a configuration You can execute and see the commands of a custom action Expert the user has read write access to all configuration options The user can load and save a configuration You can execute and create custom actions version 4 2 70 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec gt Datan Data Our QDemod Lock Tx On OTest Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 3 Main Areas of the GUI When the GUI application opens five areas are visible
113. evices with build in encapsulator decapsulator are setup as a bridge inside the satellite subnet Neighbouring routers Satellite Subnet Figure 1 Satellite Subnet version 4 2 27 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Network Models and Traffic User Manual for EL170 970 470 IP Satellite Modulator Routing Demodulator Modem e The same subnet exists at both sides of the satellite link e The routers at both sides of the satellite link are neighbour routers Ethernet bridging has the following advantages e Plug and play you don t need to configure any IP level settings e All routing protocols pass transparently via the satellite link because the routers at both ends of the satellite are neighbour routers e The IGMP Internet Group Management Protocol passes transparently via the satellite link and can be used to dynamically pull a multicast stream over the satellite link The configuration of Ethernet bridging traffic from a VLAN is bridged to a TS PID or DVB S2 stream VLAN MAC IP amp PID S2 Stream Modem A ModemB i i Figure 2 Ethernet Bridging VLAN to TS PID or DVB S2 Forwarding messages e Incoming packets matching a given VLAN and or destination MAC and or IP address on the local site are modulated and forwarded to the remote site over the satellite link The received packages on the remote site are demodulated and available on the router version 4 2 28 SHAPING THE
114. exACM controller option that allows to automatically and dynamically adapt its uplink modulation parameters in function of the link condition The FlexACM client option provides the modulator modem on the other side of the satellite link with feedback on the conditions of the received signal When two modems both equipped with the FlexACM controller and client options are connected to each other they negotiate automatically and dynamically their configuration parameters in both directions At the output of the modulator the signal is available on an L band interface Extended L band IF band as well as BUC power supply and reference frequency are available as configuration options providing a compact and cost effective solution The EL470 has a dual L band input The active input is selected by the user and can provide DC power and frequency band selection signals compatible with most professional and commercial LNBs Optionally one L band input can be replaced by an IF input The integrated Noise amp Distortion Estimator NoDE tool provides an accurate reading of the satellite link margin even in presence of non linear distortion and allows the user to find the optimum input back off setting very easily for 16APSK or 32APSK operation whether or not non linear predistortion is applied version 4 2 25 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Introduction User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem
115. g IP address This can only be performed by expert user profiles Firmware upgrade After you have clicked this button you can browse to a zip file containing a firmware update The application can automatically upgrade its firmware using this zip file Users List This button opens a new Users List tab in the central stage region You can view all users and change the user attributes if you have the expert user profile Refer to section 6 6 1 Diagnostic Report With this button different types of diagnostic reports can be generated e Basic The basic rapport shows all configuration parameters e Full The full rapport shows all configuration parameters and all debugging parameters RMCP Reference This button opens an overview of the RMCP commands used for the software of your device Table 8 Miscellaneous Function Controls version 4 2 79 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Graphical User Interface GUI 6 3 4 2 Configuration Function Controls Tab Name Load Save Bootconfiguration 4 4 Configuration 1 4 4 Configuration 2 4 4 Configuration 3 4 4 Configuration 4 4 4 amp P import A Epor Configs Macro Figure 43 Configuration Function Controls Tab After power up the boot configuration the first configuration is loaded on the device version 4 2
116. gin Estimates LME provided with or without NoDE is identical They correspond with the difference between the channels Es No and the Es No aer of the corresponding ModCod which is the real operation margin of the transmission Es NO measured LME w o NoDE Real LME with NoDE Margin ES NO A Es NO off Figure 89 LME Non Linear Environment When non linear distortion is present the real link margin is decreased and is no longer equal to the difference between the measured Es No value and Es No ger NoDE calculates the amount of distortion present on the received signal then corrects the minimum ES No value to obtain quasi error free transmission by a delta A that takes into account the effect of the distortion In a non linear environment as described in Figure 89 NoDE enables the measurement of an accurate Link Margin Estimation By providing the operator with an accurate estimation of the Real Link Margin NoDE prevents the link being operated in a region where the performance is unpredictable and only marginally stable By observing the evolution of Es No ger A functioning in a variation of the uplink power NoDE can also help the operator to find the optimal operational point of the transponder without interrupting the transmission version 4 2 137 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem
117. h Priority Traffic Flow 1 High Priority Traffic Flow 2 Out Round robin overflow Strict priority between classes High Priority Traffic 011111111111 a Flow n Figure 96 Example of Quality of Service Implementation version 4 2 148 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 6 4 Implementation Quality of Service is implemented using the following steps 1 IP traffic is put into queues before transmission There are four types of queues each with their own transmission priority lowest low high and highest The maximum and guaranteed size of each queue can be set individually Location Y 1470 Modem Control Interfaces Ethemet IP encap decap QOS Eth RX QOS queue table Priority Guaranteed size in mS per flow Max size in mS per QOS Lowest 5 3000 Low 5 3000 High 10 1000 Highest 10 100 Figure 97 QoS Queue Table 2 In order to direct incoming traffic to each queue a rule can be defined per priority queue as shown in the following figure Location 1470 Y Modem Control Interfaces Ethemet 1 encapdecap QOS Eth RX QOS rule table Active classifier Priority Enabled default Lowest Enabled ip proto udp High Disabled Lowest Disabled Lowest Figure 98 QoS Rule Table Examples ip proto udp ip proto 17 eth type l
118. her and can be combined with out of band and or off satellite routing options for example in band forward signaling and terrestrial return It is also possible to program the equipment to transmit in band ACM signaling on separated DVB S2 streams separated ISI in multi stream mode so there is no mixing at all between signaling traffic and payload traffic This needs to be configured by the user as by default the payload and the signaling are sent in the same stream version 4 2 135 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 2 The Noise and Distortion Estimator NoDE 9 2 1 Introduction NoDE Noise amp Distortion Estimator simplifies ground station operation activities and enables an efficient usage of transponders NoDE is a unique and innovative tool that simplifies ground station operation activities by providing a means to monitor the quality of the satellite link It performs a continuous and accurate measurement of the noise margin and the amount of non linear distortion on the received satellite signal NoDE allows operators to easily fine tune their satellite links to their optimal operational point under any circumstances Regular fine tuning of the satellite link parameters will increase the efficiency of the transponder and at the same time provide financial benefits In addition NoDE enables the operator to view the linear and no
119. his ensures that voice and video is not delayed and that web browsing and others is slowed down in case of a reduction of available throughput due to a lower ModCod selected in case of e g rain fade The QoS ruler determines which traffic is what class can be configured in the modulator The EL860 can be used for advanced QoS and shaping rules version 4 2 129 T SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 1 1 8 ACM Log Files The log files are stored as csv Comma Separated Values The files are stored per six hours interval A log file history of the previous 24hours can be consulted Note Four log files of six hours When a log file is downloaded the following information is displayed Timestamp Demod RqModCod EsNo CarrierBitrate 2000 02 06 00 00 02 1 QPSK 1 4 0 00 6376 2000 02 06 00 00 12 1 QPSK 1 4 0 00 6380 2000 02 06 00 00 22 1 QPSK 1 4 0 00 6376 2000 02 06 00 00 32 1 QPSK 1 4 0 00 6371 2000 02 06 00 00 42 1 QPSK 1 4 0 00 6380 2000 02 06 00 00 52 1 QPSK 1 4 0 00 6371 2000 02 06 00 01 03 1 QPSK 1 4 0 00 6376 2000 02 06 00 01 13 1 QPSK 1 4 0 00 6380 2000 02 06 00 01 23 1 QPSK 1 4 0 00 6371 2000 02 06 00 01 33 1 QPSK 1 4 0 00 6371 2000 02 06 nn n1 43 1 0PSK 1 4 0n 00 6376 Figure 80 ACM Log Files Parameter Description Timestamp Time of the ACM feedback message Demod
120. ices in the setup of the satellite link have to be configured 9 1 2 2 What In band Forward Signalling In band forward signalling is sending the messages from the ACM controller site as non routable encapsulated IP packets to the satellite link The IP packets are decapsulated and processed by the ACM client Figure 85 In band Forward Signalling version 4 2 133 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem In band Return Signalling In band return signalling is sending the signalling messages from the modem on the ACM client site as non routable encapsulated IP packets to the satellite link As you can see in Figure 85 and Figure 86 there is no connection with external devices to return the ACM signalling The modem on the ACM controller site receives these signalling messages and sends them to the ACM controller The ACM controller adapts the ModCod if needed Figure 86 In band Return Signalling Info 1 In band and out band signalling are selected independent for O forward signalling messages and return signalling messages Info 2 In band forward signalling works both with modems and modulators In band return signalling only works with modems version 4 2 134 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem
121. ighlight a menu item Press OK to go one level deeper the menu tree When arriving at the desired level press OK again to select the desired item Press ESC to move back up in the menu tree Press CLR to clear the numerical input fields Press the digit keys 0 up to 9 to enter numerical values To enter hexadecimal characters press the keys multiple times to bring up the desired hexadecimal character 5 2 2 1 Read Set the Device IP Address The front panel can be used to set or read out the device IP address Open the following menu on your front panel version 4 2 60 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 2 2 2 For Example Change the Front Panel Screensaver The front panel screensaver is useful to identify a number of units if you have more than one unit You can activate the screensaver in the following menu e Enter the screensaver delay e Enter the screensaver message for example Channel 01 Modem01 Once the screensaver delay is reached without any key action on the front panel a message is displayed as follows 5 2 2 3 How to Log in as Expert Proceed as follows to log in as Expert gt Open the following menu on the front panel Press OK Press OK Enter the number of the device Press OK to confirm 5 2 3 LEDs The LEDs provide a basic status of the device 5 2 3 1 LED
122. igure 26 Menu Tree of the EL970 version 4 2 58 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec How to manage User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 5 1 3 EL470 IP Satellite Modem EL470 EL470 IP Satellite Modem Unit eo e erial port settings Ethernet settings isplay settings Web Interface m ea rchitecture iagnostics lt BEEN VB 82 Streams asebandFraming CM control E a c 5 in r n D a c D 5 client m ea TE i Modulation rames m ee control Demodulation odCodStats CM client nterfaces odulation emodulation II ctionkeys est Figure 27 Menu Tree of the EL470 version 4 2 59 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 2 Front Panel Handling 5 2 1 Display The first line of the display contains your current location in the menu tree of the demodulator The second line contains the parameter name and its value 5 2 2 Keypad BHOBEBSE TELELE Figure 28 Keypad Panel With the 16 front panel keys it is possible to navigate in the menus and change parameters Press to open a pop up help screen with more information on the selected item Press ESC to exit this help screen Press and gt to h
123. ing the equipment in an environment other than that stated in the specifications also invalidates the safety compliance Do not use the equipment in an environment in which the unit is exposed to e Unpressurised altitudes higher than 2000 metres e Extreme temperatures outside the stated operating range e Operating temperature range 0 to 40 C e Excessive dust e Moist or humid atmosphere above 95 RH e Excessive vibration e Flammable gases e Corrosive or explosive atmospheres e Direct sunlight DC power supply Operating temperature range 0 to 30 C Use a slightly damp cloth to clean the casing of the equipment Do not use any cleaning liquids containing alcohol methylated spirit or ammonia etc version 4 2 _ viii SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Maintenance User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem MAINTENANCE Standard Warranty Newtec guarantees the durability and satisfactory electrical and mechanical performance of the equipment to a maximum period of one 1 year from the date of delivery unless otherwise agreed to in writing The warranty applies only to manufacturing defects and provided that handling installation maintenance and adjustment of the equipment are carried out in line with the instructions provided by Newtec and in line with good practice The warranty does not apply to items normally consumed in operation
124. input SNMP Output interface Modulator L band 950 1750 MHz Modulation amp Baud rate modulator QPSK 8PSK 2Mbaud Modulation amp Baud rate demodulator QPSK 8PSK 5Mbaud Configuration Options Category Max 1 option per category Modulator L band 950 1750 MHz Default Output Interface IF 50 180 MHz AA 02 L band 10MHz for BUC AA 03 L band 10MHz 24Vdc for BUC AA 12 L band 10MHz 48Vdc for BUC AA 13 Extended L band 950 2150 MHz AA 18 Demodulator dual L Band Default input interface IF L band only with IF Mod output AJ 03 PO Modulation amp Baud rate QPSK 8PSK 2Mbaud Default QPSK 8PSK 5Mbaud AB 05 QPSK 8PSK 15Mbaud AB 06 QPSK 8PSK 33Mbaud AB 07 QPSK 8PSK 45Mbaud AB 08 QPSK 8PSK 16APSK 2Mbaud AB16 QPSK 8PSK 16APSK 5Mbaud AB 09 QPSK 8PSK 16APSK 15Mbaud AB 10 QPSK 8PSK 16APSK 33Mbaud AB 11 Q 8PSK 16APSK PtP FlexACM control 2Mbaud Q 8PSK 16APSK PtP FlexACM control 5Mbaud Q 8PSK 16APSK PtP FlexACM control 15Mbaud Q 8PSK 16APSK PtP FlexACM control 33Mbaud Q 8PSK 16 32APSK PtP FlexACM control 2Mbaud Q 8PSK 16 32APSK PtP FlexACM control 5Mbaud Q 8PSK 16 32APSK PtP FlexACM control 15Mbaud Q 8PSK 16 32APSK PtP FlexACM control 33Mbaud All Modcods BBFinterface for use with EL860 AR 01 version 4 2 xv SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Options User Manual for
125. interface board has a built in UDP packet generator compatible with the bandwidth measurement tool iPerf iPerf is freeware available from http dast nlanr net Projects Iperf in UDP mode In addition it has packet monitor to perform Ethernet frame or IP packet sniffing or to terminate a selected traffic stream generated by either the UDP packet generator or iPerf and provide statistics for that stream Typical use cases for the traffic generator monitor are e Generate traffic on a modulator modem and monitor this traffic on a demodulator modem e Generate traffic from an iPerf client on a PC and monitor this traffic on modulator modem or demodulator modem via modulator e Generate traffic on a modulator modem and monitor this traffic on an iPerf server on a PC via demodulator version 4 2 155 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Packet Generator Demodulator Modem The procedure to activate the UDP packet generator is as follows gt Go to the EL470 gt gt Modem gt gt Monitor gt gt Interfaces gt gt Ethernet gt gt Packet Gen menu gt Fill out the Packet format The packet generator format is defined by a space separated sequence of the following expressions vlan eth dst 00 11 22 33 44 eth src 00 11 22 33 44 ip dst 1 2 3 4 ip src 1 2 3 4 ip len 1200 udp dst 5001 raw 12 ab VLAN 55 destin
126. is used when the communication channel used to distribute the keys to the device is not secure In that case the system uses a secret group key stored in the device to guarantee that the encrypted content key can only be used on that device or devices with the same group key version 4 2 165 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Each device can support two keys for each stream the odd key or the even key One key is the active key while the other one is the next key to use This allows to distribute keys to all devices then to switch to the new key on all devices at the same time 9 13 2 2 Key Management System Structure The following picture details the structure of the AES key management system that is implemented on all devices Odd Encrypted Even Encrypted Content Key Content Key KeyDecryptor KeyDecryptor Group Key Group Key Odd Content Key Even Content Key P d Encryptor lt Decryptor Non encrypted baseband frames from two streams Encrypted baseband frames from two streams Figure 114 AES Key Management System e Group key This key is entered by the user through any interface and stored in the device Group keys are used to decrypt the encrypted content keys Group keys cannot be read back on any interface EL170 470 970 gt gt Unit gt gt Control gt gt AES
127. ise ratio at the receivers end A low ModCod functions with a lower signal to noise ratio at receivers end but has a lower data rate As an example the ModCod 32 APSK 9 10 has a spectral efficiency of 4 45 while ModCod QPSK 1 4 has a spectral efficiency of 0 49 version 4 2 117 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 1 1 2 Why ACM An ACM system provides two major benefits e t always maximizes the throughput of a satellite link doubling the capacity in average e It guarantees the availability of the link reception The circumstances in which satellite connections are active can change all the time due to e g changing weather conditions max dficiency 2 586 bitziymbol average effidency 2 585 bits ymbol min efficiency 99 369 ssl aibi M y 1 498 bits Hz min efficiency 99 99e aval ability 1 737 bitz Hz BW saving 99 6 availability 73 saving 39 996 avallability Ae 20 00 stteruation snr degradation dB cr Imagine we have an optimal satellite connection between two sites in clear weather At this moment the satellite link has the following settings e High ModCod e High throughput e Good signal quality In these ideal circumstances and without fade a high ModCod can be used and the throughput over the satellite link is high
128. ith the tree structure in the previous user interface version for this device The tree structure contains different types of icons 1 j jEL470 Unit 3 Setup Serial port settings 2 Ethernet settings Display settings SNMP settings Control Monitor 37 38 y Architecture Figure 37 Tree Navigation I cons The following table describes the properties of each icon type in the tree structure refer to Figure 37 Icon type Description 1 The folder icon indicates a node that is for navigation only It does not have a corresponding parameter page 2 The form icon indicates that the tree structure contains a parameter page on that level with editable parameters 3 The expand icon indicates that the tree structure can expand one or more levels branches below Lower levels can contain other folders and or parameter pages The collapse icon collapses the selected tree branch Table 5 Tree navigation Icon Description version 4 2 74 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem To navigate more easily in the tree structure you can expand or collapse a branch of the tree or the complete tree with the buttons in the navigation bar above the tree Branch Tree 12 3 4 Figure 38 Tree Navigation Bar The following table describes the function of each button in the tr
129. kets 11 EthRx packets All EthTx packets for terminating traffic from the traffic generator or from iPerf All EthRx errors All EthTx errors ARP Rx packets ARP Tx packets Location lod y EL470 4 y Modem Monitor Yinterfaces Ethernet Packet Mon Action ZRx to packet mon Filter X lip dst 192 168 255 170 Probe Z All EthRx packets Reason Packet Figure 107 Packet Monitor The result of the packet monitor is displayed in the following fields e Reason the reason for which the packet is logged If A11 errors All EthRx errors Of All EthTx errors S selected this gives the error cause e Packet displays the header of a logged packet In order to freeze this output the value for Probe is immediately changed in No logging The following counters are only displayed if Action is count or rx to packet monitor e Counter the number of packets that is captured by the packet monitor e Bit rate the measured bit rate of the captured traffic stream e Sequence errors the number of missing or error packets coming in case the traffic stream is generated by the traffic generator or iPerf version 4 2 158 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 11 DVB S DVB S2 Test Generator There is a test generator independent from the interfaces This internal data generator
130. l of the converter to select an appropriate cable When using RS232 use a null modem cable with the following layout PC Demodulator Signal 9 Pin D types 9 Pin D types 2 3 TxD 3 2 RxD 5 5 GND Table 3 RS232 Cable Pin Layout version 4 2 65 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 5 4 3 Serial Interface and Port Settings The main line settings for this serial interface are e Asynchronous data transfer e 1 start bit logic 0 e 7 data bits LSB first on line e Even parity e 1 stop bit logic 1 e 4800 9600 19200 38400 57600 or 115200 baud To set the serial baud rate choose Elevation gt gt Unit gt gt Setup gt gt Serial port settings There is no flow control on the serial interface Apart from correctly formatted messages the only significant character here is the SYNC character value 16 hex The device sends this character to indicate that it is busy executing the command and preparing the response This prevents other devices from taking control of the bus if the response cannot be given immediately 5 5 Protocols Used to Monitor and Control the Device There are two protocols that can be used to manage your device e Remote Monitor and Control Protocol RMCP e Simple Network Management Protocol SNMP 5 5 1 Remote Monitor and Control Protocol
131. laneous Misc e Configs e Macro Misc Configs Macro Figure 41 Tabs Function Control Window 6 3 4 4 Miscellaneous Tab E Setup Wizard users List Device Log O Diag Report gReset Device RMCP Reference KA Firmware upgrade Misc Configs Macro Figure 42 Miscellaneous Tab version 4 2 78 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The miscellaneous tab Misc contains seven buttons that allows to perform tasks consult information or set access or interaction parameters The following table describes briefly the function of each button Button Description Setup Wizard With this button you open an easy to use wizard dialog window which guides you through the initial setup of the device Only the parameters relevant for the connection you want to set up are displayed See also section 6 4 Device Log This button is used to consult an event list Events are e g alarms being set or cleared cable disconnections Reset Device The drop down menu behind this button allows resetting the device Different reset types are possible e Soft You only reset the software e Hard You reset the software and the hardware e Config Config Clears the configuration of the device The flash memory is empty but the management parameters are kept e
132. lecommunication Terminal Equipment Directive Essential Requirement 3 1 3 1 b 3 2 Done at St Niklaas on 04 July 2011 Serge Van Herck CEO Newtec Cy N V Laarstraat 5 B 9100 Sint Niklaas Belgium Tel 32 0 3 7806500 Fax 32 0 3 7806549 version 4 2 n i SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Compliancy User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Statements TO WHOM IT MAY CONCERN Restriction of Hazardous Substances Directive RoHS Directive 2002 95 EC The undersigned hereby confirms the following statement We hereby declare that this equipment is compliant to the RoHS Directive 2002 95 EC Done at St Niklaas on 04 July 2011 c Serge Van Herck CEO version 4 2 H ii SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Compliancy User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Statements Registration Evaluation and Authorization of Chemicals REACH European Regulation N 1907 2006 REACH Registration Evaluation and Authorization of Chemicals came into force on June 1st 2007 It aims at regulating the use of the chemical substances within the European Union We are committed to meeting our legal obligations under REACH as a manufacturer of articles and as a downstream user of chemicals products In order to comply with the REACH regulation
133. lity or in secured facilities Steps 1 Define a group key 2 Insert the group key in all units by a trusted person system in expert mode 3 Deploy the devices 4 Set the key for a transmission sending encrypted content keys rather than content keys 9 13 3 6 Creating Groups of Receivers Groups of receivers mutually exclusive are created by inserting different group keys in those receivers and in the related sender This way keys sent to a group of receivers cannot be used by another group of receivers 9 13 3 7 Changing Group Keys Group keys need to be changed by a trusted person or entity The devices are set in expert mode and the group key is changed The security of this operation relays on the security level of the entity modifying the group key For remote group key update use a secure connection up to the device or at least up to the machine controlling the device version 4 2 172 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 3 8 Multi stream Transmissions to Different Groups of Receivers If receivers are only part of one group and all receivers of the same group receive the same content the group key is well adapted to this case It can also happen that the group of receivers shall differ for each stream But as one receiver can receive several streams groups must be defined per stream In this case two options
134. ly and safely it is essential that both operating and servicing personnel follow generally accepted safety procedures in addition to the safety precautions specified in this manual Warning and caution statements and or symbols are marked on the equipment when necessary e Whenever it is likely that safety protection is impaired immediately switch off the equipment and secure it against unintended operation Inform the appropriate servicing authority about the problem For example safety is likely to be impaired if the equipment fails to perform the intended measurements or shows visible damage Caution1 FOR CONTINUED PROTECTION AGAINST FIRE REPLACE LINE FUSES ONLY WITH SAME TYPE AND RATING 5 X 20mm T3 15 A 250v TYPE or slow blow Caution 2 THERE IS RISK OF EXPLOSION IF THE BATTERY IS REPLACED WITH AN INCORRECT TYPE DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS version 4 2 a 7 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Safety Regulations User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Additional safety requirements for Finland Norway and Sweden Telecommunication connections and cable distribution system Special conditions apply to the use of this equipment in Finland Sweden and Norway due to different earthing arrangements in these countries Therefore it is essential that the installation is done by authorized personnel and according to the national requireme
135. mance by counteracting these effects We refer to the Equalink User Manual for a full description of this feature version 4 2 138 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 4 Demodulator Statistics The demodulator statistics shows a number of monitoring parameters of the received carrier for each stream present in that received carrier in case of DVB S2 Location 4 EL470 Modem Monitor Demodulation ModCodStats l Demodulator S2 statistics FEC rate and mod Frame type Pilots BB frame count Uncor frame count Data EsNo est Channel quality est C D est Link margin est 16APSK 8 9 normal off 9052 frames 5 frames 3246 dB gt 19 51 dB 1972dB 18 32 frames Figure 90 Screenshot of the Demodulator Statistics Overview 9 4 4 FEC rate and mod This monitoring parameter displays the detected modulation and FEC used for each of the DVB S2 streams in the received carrier 9 4 2 Frame type This monitoring parameter displays the detected frame type normal or short frames that is used for each of the DVB S2 streams in the received carrier 9 4 3 Pilots This monitoring parameter displays whether pilot tones were inserted for each of the DVB S2 streams in the received carrier 9 4 4 BB frame count This monitoring parameter displays the number of baseband frames that are decoded by the demodulator board
136. mation will differ because symbols modulated with higher modulation and coding than the headers will suffer more from the degradation due to non linearity It is to be noted that the Es No indication is derived from the number of corrections the LDPC decoder had to perform Hence it is most accurate close to the threshold of decoding For high Es No values the error becomes larger 9 4 9 C D est Carrier to distortion estimation This value in dB is a measure for the distortion due to linear and non linear degradation that is present in each of the DVB S2 streams in the received carrier It can be used to determine the optimal operating point when optimising a new satellite link for example input back off The operation point should be selected to have the highest C D value 9 4 10 C D clipping The C D clipping will indicate lt or gt when the C D value is too low or too high to be accurately determined In case it is too low the link margin might be too low in order for the detector to operate correctly In case it is too high there might not be enough distortion for example in perfectly linear operation in order for the detector to display a meaningful value version 4 2 140 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 4 11 Link margin est Link margin estimation for each of the DVB S2 streams in the received
137. modulator Statistics ssssssssseseseeneneeeen enne 139 9 4 1 FEG rate and modi ote te tr tte td 139 9 4 2 Frame type iiia untere tette reed pre 139 s s n n e SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Table of Contents User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem OE CE 139 9 44 4 BB 2 Deren De eta Det Le bes uad 139 9 4 5 Uncorframe cOoUnt erede A de ena i 139 9 4 6 Data EsNo clipping info sse 140 9 4 7 Data ESNO 68Sl oet eei ob Deer epa edad 140 9 4 8 Channel quality estimation ssssssseeeeeennnen 140 TEES 140 94 10 0 140 9 411 EINK margin est ioo e 141 94 12 Link margin clipping sssi EE ct 141 9 5 Extended VLAN enne 142 9 554 VLAN Tagging erret E E Ere e e E DER te ERR betae 142 95 2 Ether Type Field 143 9 5 9 Tagging ii nie ettet e ipe Tea eb rd eeu de 144 95 4 VLAN Forwarding enitn t ete et bep iE exe en eeu 145 9 67 5 EM 147 9 6 1 UNTO CUCTIOM 147 9 6 2 QOS ClASSOS m 147 9 6 3 Data
138. n linear effects from changes in the uplink power It can help to prevent errors in operations such as the addition of too much power and distortion that could lead to the total loss of the communication links NoDE is the perfect tool to provide operators full control over transmission performance when linear and non linear distortions are present It enables higher modulation schemes such as 16APSK and 32 APSK and helps operators to get the most out of their transponder 9 2 2 How Does NoDE work In digital satellite communications the energy per symbol related to the noise power spectral density Es No is an important parameter used to determine the quality of the transmission The Es No measurement at the receiver side needs a certain threshold to ensure an error free transmission PER Es No ggr QPSK Es No Figure 87 PER Vs Es No It is commonly accepted that a transmission is considered as error free when the PER Packet Error Rate at the reception side is below 107 For each DVB S2 ModCod as shown in Figure 87 a minimum value Es No ger guarantees quasi error free transmission version 4 2 136 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem dB Es No measured LME with or w o Real Margin NoDE Es oer Figure 88 LME Linear Environment In a linear environment as described in Figure 88 the Link Mar
139. ne by means of a packet log filter Only packets that match this filter are logged The procedure to activate the packet monitor is as follows gt Goto the EL470 gt gt Modem gt gt Monitor gt gt Interfaces gt gt Ethernet gt gt Packet Mon menu Select an Action This configures the action taken when a packet is logged The options are log binary default log decoded a more readable format showing IP addresses etc count packet counter bit rate rx to packet monitor this option extracts the traffic to the packet monitor Selecta Filter The filter consists of a space separated sequence of expressions which are combined as a logical AND Possible criteria are eth dst 00 11 22 33 44 55 destination MAC address in hex eth src 00 11 22 33 44 55 source MAC address in hex ip dst 1 2 3 4 destination IP address ip src z 1 2 3 4 source IP address udp dst 5001 or 0x1389 UDP destination port default 5001 payload of UDP datagrams hex raw 12 ab To remove the packet filter you can enter a dummy string of 1 character e g version 4 2 157 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem gt Select a Probe to configure which packets are logged to the packet log buffer All errors No logging default packet monitor inactive All Eth pac
140. nfiguration You can then make all relevant parameters that need a quick change during link setup available as a group in the user menu When you have done this you can operate the IP Satellite Modulator without having to go through all the different menus A typical example would be to group the parameters output frequency output level and transmit while leaving all other parameters untouched The following is an example for the EL170 modulator The same procedure can be used for the other devices Defined user menu gt Choose EL170 gt unit gt setup gt User menu and click OK gt Choose EL170 gt Unit gt Setup gt User menu and click OK This brings up the first item from the EL170 gt Control menu Click OK to add this menu to the list of menu items that is visible in the user menu or press the right arrow key to move to the next menu item in the control monitor and test menu The available list contains all the menu items when the device is in expert mode Click OK to change the display to The above indicates that this menu item is present in the user menu To remove it click OK again O After a reset to factory defaults the user menu contents are lost version 4 2 176 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Setup Wizard User Manual for EL170 970 470 IP Satellite Modulator Example Demodulator Modem APPENDIX B SETUP WIZARD EXAMPLE The following is an example of a
141. ngham BNC Bayonet Neill Concelman Connector for coaxial cable BP Back Panel BPSK Binary Phase Shift Keying BUC Block Up Converter CCI Co Channel Interference CCM Constant Coding and Modulation CTS Clear To Send DC Direct Current Data Count in digital data stream DES Data Encryption Standard DSCP Differentiated Services Code Point DSNG Digital Satellite News Gathering DTR Data Terminal Ready DVB Digital Video Broadcasting DVB S Digital Video Broadcasting Satellite EMC ElectroMagnetic Compatibility version 4 2 200 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix F Abbreviations User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Acronym Definition FCC Federal Communications Commission FEC Forward Error Correction in data transmission systems FTP File Transfer Protocol computer networks amp systems GND Ground connection in equipment or circuits GSE Generic Stream Encapsulation GUI Graphical User Interface HSRP Hot Standby Router Protocol HTML HyperText Mark up Language used by World Wide Web Docs ID Identifier IEC International Electrotechnical Commission IF Intermediate Frequency IGMP Internet Group Management Protocol IP Internet Protocol ISI Input Stream Identifier ITU T ITU Telecommunications Standardization Sector LAN Local Area Network LCD Liquid Crystal Display LED
142. nput e Connector BNC F 75 ohms e Return loss gt 15 dB e Level 55 to 15 dBm e Frequency 50 180 MHz e Adjacent signal lt Co 7 dBm Hz where Co signal level density LNB power and control e max current 350 mA on selected IFL input e voltage 11 5 14 V Vertical polarization 16 19 V Horizontal polarization amp additional 22kHz 4KHz band selection according to universal LNB for Astra satellites amp DiSEqC command transmission e 10 MHz reference Demodulation Supported modulation schemes and FEC e DVB S DSNG Outer Inner FEC Reed Solomon Viterbi ModCods QPSK 1 2 2 3 3 4 5 6 7 8 8PSK 2 3 5 6 8 9 16QAM 3 4 7 8 e DVB S2 Outer Inner FEC BCH LDPC ModCods QPSK 1 4 1 8 2 5 1 2 3 5 2 3 3 4 4 5 5 6 8 9 9 10 8PSK 3 5 2 3 3 4 5 6 8 9 9 10 16APSK 2 8 3 4 4 5 5 6 8 9 9 10 32APSK 3 4 4 5 5 6 8 9 9 10 version 4 2 185 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL 170 970 470 IP Satellite Modulator Specifications Demodulator Modem e CCM VCM support e ACM client optional Baud rate range e DVB S2 QPSK 8PSK 0 256 45 Mbaud 16APSK 0 256 33 Mbaud 32APSK 1 33 Mbaud e DVB S DSNG QPSK 8PSK 16QAM 1 45 Mbaud Frame length e DVB S DSNG 188 bytes e DVB S2 Short Frames 16 200 bit e DVB S2 Normal Frames 64 800 bit Roll off factor e 20 25 35 v
143. ns the FlexACM signalling can be transmitted in the DVB S2 return link mixed with the IP payload or in a separate DVB S2 stream The FlexACM signalling can also be transmitted in any other type of satellite return channel for example VSAT or terrestrial link ADSL GPRS etc The ACM signalling is generated and received by the Monitoring and Control module of the modulator demodulator modem or by the EL860 Controller and Shaper when such unit is used in front of the modulator version 4 2 116 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 1 1 1 ModCods in Satellite Communication Satellite DVB 2N MODCOD i e g 32APSK 9 10 Demodulator E Data Modulator Data EE Figure 70 Data Transmission via Satellite Data transferred via a satellite is modulated and coded at the sending side and demodulated and decoded at the receiving end The used modulation and coding FEC is called the ModCod Each combination of a specific modulation and coding has a certain spectral efficiency determining the data throughput This spectral efficiency refers to the amount of information that can be transmitted over satellite in a given bandwidth the larger the spectral efficiency the more information can be send over the satellite link in the same bandwidth A high ModCod is linked to a high data rate but requires a good signal to no
144. ns for ordering information At the output of the modulator the signal is available on an L band interface MOD OUT and MON OUT connector Test Generator The modem is equipped with a build in test generator This generator can be used to simulate ASI TS or IP data Option IF OUT Optionally the L band modulator can be replaced by an IF band modulator When this option is available the IF signal is directly available on the output of the modem as IF OUT In this case the multiplexer is not used For ordering information see section Option This option is not shown in the block diagram 7 4 2 Demodulator Functionality The modem has a dual L band input on the receiving side The active input is selected by the user and can provide DC power and frequency band selection signals compatible with most professional and commercial LNBs The L band signal is demodulated by the L band Demodulator This demodulated signal is deframed and decapsulated The data is available on the Ethernet connector A or B depending which one is activated by the user Test Generator The demodulator is equipped with a build in test generator This generator can be used to detect monitor IP data Option IF OUT Optionally one L band input can be replaced by an IF input This option is not shown the block diagram version 4 2 100 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Technology User Manual for EL170 970 470 IP Satellite Modulator
145. nts only This equipment is specified for use in a restricted access location only where equipotential bonding has been applied and which has provision for a permanently connected protective earthing conductor A protective earthing conductor must be installed by a Service Person Additional safety requirements for Norway and Sweden Equipment connected to the protective earthing of the building installation through the mains connection or through other equipment with a connection to protective earthing and to a cable distribution system using coaxial cable may in some circumstances create a fire hazard Connection to a cable distribution system has therefore to be provided through a device providing electrical isolation below a certain frequency range galvanic isolator see EN 60728 11 NOTE In Norway due to regulation for installations of cable distribution systems and in Sweden a galvanic isolator shall provide electrical insulation below 5 MHz The insulation shall withstand a dielectric strength of 1 5 kV r m s 50 Hz or 60 Hz for 1 min Translation to Norwegian Utstyr som er koplet til beskyttelsesjord via nettplugg og eller via annet jordtilkoplet utstyr og er tilkoplet et kabel TV nett kan forarsake brannfare For a unnga dette skal det ved tilkopling av utstyret til kabel TV nettet installeres en galvanisk isolator mellom utstyret og kabel TV nettet Translation to Swedish Utrustning som r kopplad till sk
146. o the satellite and from the satellite to the Ethernet link The name for the routing table from Ethernet link to the satellite link Ethernet RX route table The name for the routing table from the satellite link to the Ethernet link Demodulator RX route table When VLAN support is enabled this means that there is per VLAN one routing table towards the satellite link and another routing table towards the Ethernet link version 4 2 36 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem IP configuration The following table is comparison between a generic router configuration and the Newtec IP configuration Generic router configuration Newtec IP configuration IP interface table IP interface table This table contains the IP address and This table contains the IP address Subnet assignment for all physical e g and subnet assignment for all native Ethernet port or virtual e g VLAN physical interfaces e g native interface on Ethernet port interfaces Ethernet port or virtual interfaces For each local IP interface you can also e g VLAN interface on Ethernet define the remote IP subnet that defines port the IP addresses that exist inside the bridged IP satellite subnet but in another site multiple remote sites may exist This remote IP range is relevant for IP bridging the modulator p
147. of Frame Delimiter Ethernet Frame Format with VLAN tag Start of Frame Delimiter PCPI CFIMD Figure 91 VLAN Tag The VLAN tag exits out of the following fields Figure 92 VLAN Tag Fields version 4 2 142 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Field Description Tag Protocol Identifier Used to distinguish the tagged frame from untagged frames This identifier refers to the Ether type field Priority Code Point This indicates the frame priority level Voice video data Canonical Format Indicator This bit is always set to zero VLAN Identifier Used to specify to which VLAN the frame belongs 9 5 2 Ether Type Field The EtherType is a two octet field in an Ethernet frame It indicates which protocol is encapsulated in the payload The following table shows an overview of the EtherType value for some common protocols EtherType Protocol 0x0800 Internet Protocol Version 4 IPv4 0x0806 Address Resolution Protocol ARP 0x8100 VLAN tagged frame IEEE 802 1Q 0x86DD Internet Protocol Version 6 IPv6 0x9100 Q in Q 0x88a8 Provider Backbone Bridges PBB or IEEE 802 1ah 2008 0x88e7 Backbone Bridges PBB or IEEE 802 1 This ether type field must be defined in the device This is done by entering the correct value in the VLAN type i
148. of region A will be able to receive the content The same procedure can be used to separate receivers from two different sub networks and it can also be used to separate receivers dedicated to different purposes For 64 bits keys some restriction applies As the DES encryption is used to protect the encrypted content key it is not possible to use a weak DES key as a group key Weak DES keys are listed in Appendix E at the back of this manual 9 13 2 5 Seamless Key Change The AES key management system is designed to allow the change of an encryption key during a transmission without interrupting the stream if the demodulator stores the same content keys than the modulator Demodulators can detect which key odd or even key is currently in use When the modulator switches from one key to another the demodulator automatically detects the change and switches to the other key in a frame synchronous way This way the demodulator always uses the proper key to decrypt the baseband frames No interruption or glitch appears at the output of the demodulator By changing the unused key on the modulator and demodulators it is possible to switch again the key in the network 9 13 2 6 Global Protection or Protection per Stream version 4 2 DVB S2 allows the transmission of several streams over satellite at the same time The different streams are all encapsulated in baseband frames and each stream is linked to a different input stream identifier o
149. on the modulator can be used as a transmit data source for testing installation and link evaluation The data source generates baseband frames in one or a series of ModCods Overview Tree Trending Graphs Device Branch Location jEL470 y Modem Y Test Modulation amp EJ Transmit data J Int testgenerator S jEL470 Testgen Frame type Short 5 Unit S hisdem Testgen FEC rate and mod ESS jj Control Testgen Pilots y Off E fires Modulator delay mode Automatic 8 jTest interfaces BB NCO mode 4 jAuto Modulation Testgen output rate 2 7 159951 Mbps Demodulation Testgen timing mode Free running Figure 108 Modulator Test Generator version 4 2 159 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 12 Backup Carrier Settings These settings are implemented to have a backup carrier during carrier changes in the network Configure these settings on the demodulator modem of the remote sites when the modulator modem on the hub site has to change to a new carrier When this new carrier becomes active the complete network is switched to this second carrier configuration x Backup Frequency 1 Backup Frequency 2 Preconfigured E EL Carrier Switch Enable T Backup Frequency 1 Backup Frequency 2 Preconfigured Carrier Switch Enable
150. or test them The user has two options e The user can keep the imported configurations In this case the user must save the current imported configuration in bootconfiguration The user can decide to delete the imported configurations In this case the user must restart the device The device will start up using the same ootconfiguration as the previous start up version 4 2 95 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Block Diagram User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 7 BLOCK DIAGRAM The following block diagrams refer to the default configuration with L band options 7 1 Monitoring and Control This block is used for monitoring and control of the device This block is generic for all devices The following actions are available e Alarm Output e Remote Monitoring and Control over LAN or RS232 RS485 e Front Panel For more information refer to section 4 2 1 7 2 EL 170 Modulator In this diagram the modulator is split up into the following functionalities e Monitor and Control e Modulator Functionality M amp C Ref out Ref in Alarm LAN RS232 10MHz Reference Optional 485 24V or 48V DC Power Optional MODOUT BB Framing Modulator MONOUT Encapsulation Figure 55 EL170 Modulator Modulator version 4 2 96 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Block Diagram Use
151. or with GbE interface data piping MPE ULE GSE and XPE EL 170 encapsulator CCM Multi stream SNMP Modulation amp Baud rate QPSK 8PSKP 5Mbaud Output interface L band 950 1750 MHz Configuration Options Category Max 1 option per category Output Interface L band 950 1750 MHz IF 50 180 MHz AA 02 L band 10MHz for BUC AA 03 L band 10MHz 24Vdc for BUC AA 12 L band 10MHz 48Vdc for BUC AA 13 Extended L band 950 2150 MHz AA 18 IF L band AA 06 Modulation amp Baud QPSK 8PSK 5Mbaud ae rate QPSK 8PSK 15Mbaud AB 06 QPSK 8PSK 33Mbaud AB 07 QPSK 8PSK 45Mbaud AB 08 QPSK 8PSK 16APSK 5Mbaud QPSK 8PSK 16APSK 15Mbaud QPSK 8PSK 16APSK 33Mbaud Q 8PSK 16APSK 32 APSK 5Mbaud Q 8PSK 16APSK 32 APSK 15Mbaud Q 8PSK 16APSK 32APSK 33Mbaud All Modcods BBFinput for use with EL860 Additional Options Category Max 1 option per category 10MHz reference Internal reference 1ppm In Out Internal reference 0 01 ppm Encryption AES 64 bit encryption Predistortion Equalink VCM ACM Embedded VCM no shaping upgradeable via license key Services Category Max 1 option per category Assistance Care Pack Basic Care Pack Extended version 4 2 xiii SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Options User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Option A
152. ormance Encapsulation XPE Newtec s highly efficient encapsulation protocol for the encapsulation of Ethernet IP frames in DVB S2 Base Band frames e Filtering and routing capabilities Upto 32 VLAN filters Upto 255 MAC filters Upto 255 routes air MAC addresses Upto 255 PIDs Upto 16 DVB S2 Streams Modulation Supported modulation schemes and FEC e DVB S DSNG Outer Inner FEC Reed Solomon Viterbi ModCods QPSK 1 2 2 8 3 4 5 6 7 8 8PSK 2 8 5 6 8 9 16QAM 3 4 7 8 e DVB S2 Outer Inner FEC BCH LDPC ModCods QPSK 1 4 1 8 2 5 1 2 3 5 2 3 3 4 4 5 5 6 8 9 9 10 8PSK 3 5 2 3 3 4 5 6 8 9 9 10 16APSK 2 3 3 4 4 5 5 6 8 9 9 10 S2APSK 3 4 4 5 5 6 8 9 9 10 version 4 2 181 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem version 4 2 182 VCM support optional e Embedded point to point FlexACM controller optional Baud rate Range e DVB S2 QPSK 8PSK 0 05 45 Mbaud 16APSK 32APSK 0 05 38 Mbaud for higher baud rates see EL178 e DVB S DSNG QPSK 8PSK 16QAM 0 05 45 Mbaud Frame Length e DVB S DSNG 188 bytes e DVB S2 Short Frames 16200 bits e DVB S2 Normal Frames 64800 Roll of factor e 20 25 35 Output interfaces L band output default e Connector SMA F 50 ohms e Return loss gt
153. outer or the PC of an end user Modem B is configured in an IP address conserving way in this case we have not allocated an IP address to the Ethernet interface of Modem B In the IP point to point configuration on modem B the local subnet contains only 1 host IP address The local subnet on modem B is a 32 subnet that contains only the IP address of the router or the end user PC Modem A 4 i ModemB 1 10 0 0 100 24 gt s xE Router J HostA Figure 5 Point to Point Set up version 4 2 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS 32 Network Models and Traffic User Manual for EL 170 970 470 IP Satellite Modulator Routing Demodulator Modem 2 1 3 IP Routing 2 1 3 1 Introduction The satellite modems can act as a normal router the satellite modem or modulator will then be configured as the next HOP of the attached router s In such a case there is no need to perform proxy ARP for remote IP addresses the remote subnet is configured to 0 0 0 0 0 IP routing has the following advantages e lt reduces overhead on the satellite link e The Ethernet link is terminated in the same way a router does The Ethernet header and optional VLAN header are not transmitted on the satellite link e Multiple VLANs can be terminated on the modem and the data of each VLAN can be send separated from each other on the satellite link These VLANs can be set up again at the remote end of the satellite link
154. overview page of that specific functional block The colour red yellow green or grey of each block or arrow in the diagram is determined by its condition The following conditions can occur e Error The block and or arrow has a red colour The state is not OK There is an alarm a counter indicates an error s or a counter does not change as expected e Warn The block and or arrow has a yellow colour The state is not as expected There is an alarm or a counter does not change as expected e OK amp IN USE The block and or arrow has a green colour e IDLE The block and or arrow has a grey colour Click the detailed view icon in the block heading to open the detailed overview page of that functional block A new tab containing the function details opens in the central stage area When a value changes in the central stage area it briefly gets a yellow background version 4 2 73 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 3 22 Tree Tab The tree tab shows all device variables arranged in a tree structure This tree structure is consistent with the structure of the menus accessed via the front panel Only users with the administrator profile can access and modify all variables in the menu pages of the tree structure Other user profiles do not see all variables The tree structure in this GUI is equivalent w
155. packets per second Tx Rx Layer 2 bridge mode Ethernet frames over satellite Layer 3 bridge or router mode IP packets over satellite Proxy ARP support Base Band Frame input optional Supported encapsulation modes Data piping Ultra Lightweight Encapsulation ULE Multi Protocol Encapsulation MPE Extended Performance Encapsulation XPE Newtec s highly efficient encapsulation protocol for the encapsulation of Ethernet IP frames in DVB S2 Base Band frames Filtering and routing capabilities Upto 32 VLAN filters Upto 255 MAC filters Upto 255 IP routes air MAC addresses Up to 256 PIDs Upto 16 DVB S2 Streams sss m Us Y YJY T a SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem Modulation and Demodulation Supported modulation schemes and FEC e DVB S DSNG Outer Inner FEC Reed Solomon Viterbi ModCods QPSK 1 2 2 3 3 4 5 6 7 8 8PSK 2 3 5 6 8 9 16QAM 3 4 7 8 e DVB S2 Outer Inner FEC BCH LDPC ModCods QPSK 1 4 1 3 2 5 1 2 3 5 2 3 3 4 4 5 5 6 8 9 9 10 8PSK 3 5 2 3 3 4 5 6 8 9 9 10 16APSK 2 3 3 4 4 5 5 6 8 9 9 10 32APSK 3 4 4 5 5 6 8 9 9 10 Embedded point to point FlexACM controller optional Support DVB S2 VCM mode demod Flex ACM client optional Baud rate
156. psulation overhead to form a SubNetwork Data Unit SNDU The overhead includes a field to indicate the length of the subnetwork data unit and an AIRMAC address to associate the protocol data units with a link layer flow version 4 2 110 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Technology User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem This is then fragmented into a series of fixed size TS Packets i e link layer frames of 188 bytes This is displayed in Figure 58 IP Encapsulation Fragmentation MPE Header MPE Header Modulation TS Header 188 bytes 188 bytes Figure 65 MPE Encapsulation of IP Packets MPE encapsulates network layer packets in a way that resembles the control plane SI tables used in a DVB network This design can utilise existing processing logic developed for handling the control plane functions At the encapsulator each subnetwork data unit initially starts at the beginning of a TS Packet with the last TS packet being padded to its end This is done to prevent jitter when a timeout is detected Refer to Figure 66 MPE Header MPE Header Encapsulation Fragmentation SNDU E v c o EE e E TS Header Modulation o o c o ae nO LH 188 bytes 188 bytes Figure 66 MPE Encapsulation of IP packets with Time Out version 4 2 111 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Technology
157. pted data to the decryptor The odd key is active Both have their encryption mode set to On Steps 1 The even content key is entered in the decryptor 2 The even content key is entered in the encryptor 3 The encryptor is toggled to use the even key An alternative is to turn the encryptor off change the keys on encryptor and decryptor and turn the encryptor back on The drawback is that the content is in clear for the time needed to change all the keys 9 13 3 3 Adding a Receiver to the Network Starting point The encryptor sends encrypted data to several descriptors all using the same content key Steps 1 Simply send the correct content key to that new receiver 2 Turn on the decryptor of the new receiver version 4 2 171 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 3 4 Removing a Receiver from the Network Starting point The encryptor sends encrypted data to the descriptors The odd key is active All have their encryption mode set to Steps 1 Define a new even content key 2 The new content key is entered in all decryptors except the one receiver to be removed from the network 3 The new content key is entered in the encryptor 4 The encryptor is switched to the even key 9 13 3 5 Sending Protected Content Keys Starting point An encryptor and a set of decryptors are running in a secured faci
158. pting the baseband frames of a DVB S2 transmission Encryption is applied on the data field of the baseband frame using the AES algorithm to encrypt it Different baseband frames are encrypted independently 80 bits DFL Ksa DFL 80 4 ts PADDING i BBFRAME Koch bits Figure 113 Baseband Frame Structure Source EN 302307 The encryption decryption process makes sure that at the output of the decryptor the baseband frame is identical to the one at the input of the encryptor The signalling used for the encryption is proprietary Unencrypted streams can be received by any DVB S2 compliant receiver Encrypted signals can only be received by devices that have the Newtec AES decryption mechanism implemented 9 13 2 Key Management 9 13 2 1 Overview The key management defines the ways encryption decryption keys are sent to and used by the encryptor and decryptor engines The key management system is designed to be straightforward enabling effective manual or automated operations Keys are sent to the devices through the monitoring and control channel The encryption keys must be entered on the modulator by a human operator or an automated management system The content key can be entered in non encrypted or in encrypted format The non encrypted format is used in any deployment where the channel human operator or computer network used to send the content key to the device is secure enough The encrypted format
159. r ISI The ISI values are used to separate all streams again at the reception site EL170 470 970 gt gt Modulator gt gt Control gt gt Modulation gt gt AES Global Encryption Global s 3 Global Isi Figure 117 Global Encryption mode 168 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The AES encryption mechanism can work in two different modes e The first mode is called the global protection mode In this mode all different DVB S2 streams are encrypted with the same content key One pair of odd and even content keys or one pair of odd and even encrypted content keys can be entered in the modulator EL170 470 970 gt gt Modulator gt gt Control gt gt Modulation gt gt AES gt gt Global Encryption Global Joff Global Key Parity Odd y ook kok se e e e o oe oe ope obe ke joe Global Encypted Even Key Global Encypted Odd Key rre sese ke ke ske sese sb spe ope oe oe e eoe Global Even Key Global Odd Key Figure 118 Global Content Keys His second mode is called protection per stream In this mode all different DVB S2 streams are encrypted with a different content key This means that different sets of content keys must be entered in the modulator for each different stream that needs to be encrypted On most Newtec devices a total of four pair
160. r Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The EL170 offers an auto switching Gigabit Ethernet interface and integrates seamlessly with terrestrial IP networks and equipment The incoming IP packets can be filtered using e g VLAN or MAC addresses transmitted transparently data piping mode or routed to several receiving points and destination addresses The IP data entering the modulator using the Ethernet connector A is encapsulated The signal is framed into baseband frames The framed signal is modulated by the L band modulator The modulated L band signal is forwarded to a multiplexer in this multiplexer the following options can be added e 10MHz reference we refer to the section Options for ordering information e 24V or 48V DC Power we refer to the section Options for ordering information At the output of the modulator the signal is available on an L band interface MOD OUT and MON OUT connector Test Generator The modem is equipped with a build in test generator This generator can be used to simulate IP data Option IF OUT Optionally the L band modulator can be replaced by an IF band modulator When this option is available the IF signal is directly available on the output of the modem as IF OUT In this case the multiplexer is not used For ordering information we refer to the section Options This option is not shown the block diagram version 4 2 97 SHAPING THE
161. range DVB S2 QPSK 8PSK 0 256 45 Mbaud 16APSK 0 256 33 Mbaud DVB S DSNG QPSK 8PSK 16QAM 1 45 Mbaud Frame length e DVB S2 Short Frames 16 200 bit e DVB S2 Normal Frames 64 800 bit e DVB S DSNG 188 bytes Roll off factor version 4 2 191 20 25 35 s s r A nm SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem version 4 2 192 Modulator Interface L band output default e Connector SMA F 50 ohms e Return loss gt 14 dB Level 35 5 dBm 2dB e Frequency 950 1750 MHz 50 Hz steps e Extended L band output optional e Connector SMA F 50 ohms e Return loss gt 14 dB e Level 35 5 dBm 2dB e Frequency 950 2150 MHz 50 Hz steps IF band optional e Connector BNC 75 ohms intermateable with 50 ohms e Return loss 50 ohms gt 14 dB 75 ohms gt 20 dB e Level 30 5 dBm 3 dB e Frequency 50 180 MHz 50 Hz steps Roll off factor e 20 25 35 Modulator Interface L band output default e Connector SMA F 50 ohms e Return 1055 gt 14 dB Level 35 5 dBm 2dB e Frequency 950 1750 MHz 50 Hz steps Extended L band output optional e Connector SMA F 50 ohms e Return loss gt 14 dB e Level 35 5 dBm 2dB e Fr
162. raphical User Interface GUI e Understand the different possibilities of the EL170 EL470 and EL970 e Configure the device according to your needs Cautions and Symbols The following symbols appear in this manual A caution message indicates a hazardous situation that if not avoided may result in minor or moderate injury It may also refer to a procedure or practice that if not correctly followed could result in equipment damage or destruction A hint message indicates information for the proper operation of your equipment including helpful hints shortcuts or important reminders A reference message is used to direct to an internal reference within the document a related document or a web link version 4 2 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS About this Manual User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Version History and Applicability Document version Date Subject Comment Version 2 3 April 342009 EL470 NoDE EL970 10 MHz Reference Inserter update EL470 data Version 3 0 January 2010 EL170 Release 7 EL970 EL470 Version 3 1 March 2 2010 EL170 Add SCPC and MCPC EL970 change use cases titles EL470 accordingly Version 3 1 May 2 2010 EL170 Add QoS rules EL970 examples add ACM log EL470 files Version 4 0 September 30 EL170 R8 New GUI Rack 2010 EL970 Moun
163. rk with two key sizes 128 bits for maximum security and 64 bits for meeting exportation restrictions in some countries the 64 bit keys have a randomness of 56 bits to fully meet exportation restrictions The last byte of the key is not used It is possible that the security mode on your modulator is restricted in the factory to use 64 bit keys only In that case you cannot switch to 128 bit key mode EL170 470 970 gt gt Unit gt gt Control gt gt AES _ Group Key Key Length 64 Erase All Keys No Figure 116 Group Key Field Switching from one key size to another erases all keys in use version 4 2 167 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 2 4 Use of Group Key The group key can be used in two ways e A unique group key is defined for each device In that case a different encrypted content key needs to be sent to each device This key is unique and the operator is guaranteed that if the key is intercepted it cannot be used on another device unless the group key is known e Agroup key is defined for a group of devices Devices from region A share the same group key while devices from region B share another group key In this case the same encrypted content key let s say protected with the group key of region A can be broadcasted to all devices Only devices
164. s EL170 Modulator DATAIN DATA PROCESS TON Figure 29 Modulator LEDs Data In green At least 1 data input is active and valid version 4 2 61 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS How to manage User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Data Process green Data is processed prior to transmission Tx on green Transmit is on Act Alm red Actual alarm s is are present Mem Alm red Memorised alarm s is are present Test orange On when the device is in test mode 5 2 3 2 LEDs EL970 Demodulator 9 DEMOD LOCK DATA PROCESS DATA OUT Figure 30 Demodulator LEDs Demod Lock green Demodulator is locked to the carrier signal BaseBand Synchronisation Physical Layer Synchronisation Demodulator lock LED OFF OK no Alarm Blinking OK no Alarm OK no Alarm ON Data Process green Data is processed Data Out green Valid data is present at the output Act Alm red Actual alarm s is are present Mem Alm red Memorised alarm s is are present Test orange On when the device is in test mode 5 2 3 3 LEDs EL470 Modem DEMOD LOCK ACT ALARM DATAIN OUT 8 MEM ALARM TX ON test Figure 31 Modem LEDs Demod Lock green Demodulator is locked to the carrier signal Physical Layer Base Band Synchronisation Synchronisation Alarm Alarm OFF version 4 2 62 SHAPING THE FUTURE OF SATELLITE COMM
165. s of odd and even content keys or pairs of odd and even encrypted content keys can be linked to the ISI values of the streams that need to be encrypted On the AZ810 Stream Aggregator specifically designed for 6 streams up to 6 key pairs can be used one for each possible stream version 4 2 169 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem EL170 470 970 gt gt Modulator gt gt Control gt gt Modulation gt gt AES gt gt Keys 1 4 eas _ umm n qu men fez r3 E Encryption Id 1 J Joff EL 470 a 1 FF 8 unt ISI for Key Id 1 3j Setup Key Parity Id 1 Undetermined B Control Encrypted Even Key 1 A spoke sk sje kok ke se ak ok kk AES ae ke oko sk sb oe ae bebe je be ak ak ake Monitor Encrypted Odd Key 1 e Qj Architecture Even Key 1 Bii ree General Odd Key 1 sok ak s ak a _ f E Memodule Encryption Id 2 Off 10MHzRet h ISI for Key Id 2 ZIFF a Demodulator Key Parity Id 2 Undetermined B Interfaces r GBE Encrypted Even Key 2 Va E E e e e ee e eee Fpga info Encrypted Odd Key 2 Jp mme 3 Demodulation Even Key 2 info _ IF to LBand converter Odd Key 2 2 Demodulator Encryption Id 3 y loff a L contro ISI for Key Id 3
166. s to configure device An example can be found in Appendix B on page 177 version 4 2 87 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Graphical User Interface GUI User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 6 5 Reset Device The device can be reset when needed A reset of a device can only be performed by expert user profiles gt Click Misc tab gt The drop down menu behind the Reset Device button allows resetting the device Different reset types are possible e Soft Resets the software e Hard Resets the software and the hardware Perform a hardware reset after upgrading the capabilities of your device Config Clears the configuration of the device The flash memory is empty but the management parameters like management IP address are kept Perform a configuration reset before a configuring the device via the wizards function 6 6 Procedure to Perform a Firmware Upgrade To perform a firmware updates do the following gt Click Misc tab d Wizards users List Device Log E Diag Report Device z ERmcP Reference KA Firmware upgrade Misc Configs Macro Figure 47 Misc Tab gt Click Firmware upgrade gt Browse to the location of the stored zip file gt Select the zip file and click open The application automatically upgrades its firmware using this zip file version 4 2 88 SHAPING THE FUTURE OF SATELLIT
167. schemes such as 16 and 32 APSK Combining new innovative features and advanced data encapsulations protocols with DVB S2 technology the EL170 ensures the highest bandwidth efficiency available on the market 22 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Introduction User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem The following list is an overview of the key features e DVB S2 and DVB DSNG S compliant e QPSK 8PSK 16APSK and 32APSK e XPE ULE MPE GSE data piping encapsulation e Data rates up to 133 Mbit s e L band monitoring output e Programmable amplitude slope equalizer e DVB S2 multi stream e Optional Extended L band e Optional VCM and ACM operation FlexACM e Optional 10 MHz reference input output e Optional Linear and non linear predistortion Equalink e Featured based pricing and software upgradability version 4 2 23 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Introduction User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 1 1 2 EL970 IP Satellite Demodulator The EL970 is a state of the art satellite demodulator designed for IP applications over satellite in full compliance with the DVB S and DVB S2 standards The EL970 connects directly to terrestrial IP network infrastructures via a single auto switching Gigabit Ethernet interface The receiver demodulates restores and filters the data received from the satellit
168. section gives some more information on the limitations when using normal short frames and mixing these frames Mixing Frames The LDPC BCH decoder processes a frame while receiving the next frame This processing takes a minimum time and the minimal time is about 4 times longer for a normal frame as for a short frame As a normal frame is 4 times longer then a short one this is normal behaviour Now an issue can arise when mixing short and normal frames When a short frame is received the decoder might be processing a normal frame So it is clear that the short frame needs to be long enough so that the decoder has the needed time to process the normal frame Short frames need about 0 3 dB more margin for the same spectral efficiency But they are 4 times shorter so have less latency which is most visible at low symbol rates Rules for Correct Functioning This following table gives an overview of the maximum baud rates that can be used in the use of short and normal frames and mixing normal and short frames This with different available ModCods e The 32APSK ModCod can never be used for short frames following ModCods are not possible in ACM QPSK QPSK 1 3 QPSK 2 5 O e When the maximum symbol rate is higher then 30Mbaud the version 4 2 197 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix D Normal and Short User Manual for EL170 970 470 IP Satellite Modulator Frames and Mixing Frames Demodulator Modem
169. sical Description User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 4 2 5 EL470 IP Satellite Modem Back Panel The figure below shows the possible connections on the modem The back panel connections available depend on the specific hardware configuration of your device and will differ from the back panels in figures below Only a subset of the shown connections will be available on your device 66 mm Figure 24 EL470 Satellite Modem Back Panel c Un I 554 The sub back panels used per ordering option is listed in the following table information We refer to section 4 2 2 for the description of the different sub back panels We refer to the section Options on page xvi for ordering 4 2 5 1 Modulator Sub Back Panel Options Not Used Connectors Option Back Panel Combination BP lt number gt lt connector gt lt connector gt Default BP 01 BP 01 2 AA 02 BP 01 BP 01 2 3 4 BP 02 BP 02 4 AA 03 BP 01 BP 01 2 BP 07 BP 07 5 AA 12 BP 01 BP 01 2 BP 06 AA 13 BP 01 BP 01 2 BP 06 AA 18 BP 01 BP 01 2 version 4 2 54 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 4 2 5 2 Demodulator Sub Back Panel Options Option AJ 03 is only possible in combination with option AA 02 of the modul
170. ssion chain e g a saturated transponder e Hysteresis When the signal quality improves and the following limit is reached Threshold Target margin step up margin a higher ModCod is selected When the signal quality decreases and goes under the following limit Threshold Minimum margin step down margin a lower ModCod is selected The Minimum margin is set smaller then the Target margin to create a hysteresis of Target margin min margin in dB This prevents toggling of ModCods at a certain value This is shown in Figure 76 Selecting higher Selecting modcod lower ESNO modcod pe A higher ModCod is selected when the measured EsNo is higher than the sum of the threshold of the higher ModCod the configured distortion for this higher ModCod and the target margin for this higher ModCod Signal Quality dB target margin minimum margin distortion treshold Figure 76 Hysteresis version 4 2 123 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem A lower ModCod is selected when the measured EsNo is lower than the sum of the threshold for the current ModCod the configured distortion for the current ModCod and the minimum margin for the current ModCod These selections are visualised in Figure 77 Selecting higher Selecting modcod lower EsNo modcod Signal Quality B target margin minimum margin
171. t 64 64 Sunc 64 Management Using the Serial Interface sss 65 er e 65 Serial Port Settings a dred 65 Serial Interface and Port Settings sss 66 Protocols Used to Monitor and Control the 66 Remote Monitor and Control Protocol 66 Simple Network Management Protocol SNMP 67 Graphical User Interface GUI 69 69 Opening the GUI x ttt xe ht Dn e tax 69 Main Areas of the 71 72 Central Stage Window ssssssssssssseeseeeeeeen nennen 72 Alarmi WiInGOW E 77 Function Control Window sse 78 Siridrripee rc 82 Configuring the Device Using the GUI sssseee 83 urit rrt ete reae tea a dta dead ox 83 Parameters at eil ertet eee oe eet 84 Changing Parameters esses entente 86 SETUP WIZard uie eoe e dea e D
172. t signal version 4 2 44 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Physical Description User Manual for 170 970 470 IP Satellite Modulator version 4 2 45 Demodulator Modem 1 ok 3alam 6 ok 9 o 4 Common device alarm Salam Figure 21 Contact Closure Alarm Connections of the EL970 2 Common output alarm Pin 2 and 4 are either floating or tied to chassis earthing e Common interface alarm is flagged when there is no demod lock e Common device alarm is flagged when there is an issue with the device itself like power failure or self test alarm 10 0 MHz Reference Input This input is used when you need a reference with enhanced stability or when you need several devices to be synchronised to the same clock source The level should be 0dBm nominally The 10 0 MHz reference input will only be available if one of the following options is installed e GR 01 10MHz reference In Out high stability e GR 02 10 MHz reference In Out very high stability Ethernet Connection A standard RJ 45 connector provides connection to an Ethernet hub in a LAN 10 100BaseT It is possible to set the IP address and subnet mask from the front panel The default IP address is 10 0 0 1 It is possible to send RMCP Remote Monitoring and Control Protocol commands to the device using the Ethernet interface The commands are sent as data in a TCP IP stream The used socket number is 5933 The RMCP protocol is exactl
173. t are at the other side of the satellite link s In this example we refer to Figure 4 the configuration for the HUB uses VLANs and the configuration for the remote sites is without VLANs Both options are possible Some more words about the configuration in the picture 2 1 2 4 Router Configuration The HUB router has an IP interface in the satellite subnet 10 0 0 1 24 Further it has routes that point to the remote network These routes have the SITE router as next HOP IP address 2 1 2 5 HUB Modem Configuration The modem has IP interface on VLAN 5 A local subnet on VLAN 5 10 0 0 2 29 This means that there has been a local IP address assigned 10 0 0 2 and that the IP range 10 0 0 2 29 can be reached locally at this side of the satellite link A remote subnet 10 0 0 0 24 This means that IP range 10 0 0 0 24 except the local subnet is at the other side of the satellite link A longest prefix match algorithm excludes the local subnet from remote subnet because the local subnet has in this case a longer subnet prefix 29 instead of 24 A gateway 10 0 0 1 on VLAN 5 to reach the IP addresses that are outside the local subnet Each VLAN is a separate routing domain separate VRF so each VLAN has its own gateway Besides interface entry on this VLAN we must create routes from the Ethernet interface to the satellite link and routes from the satellite link to the Ethernet network The E
174. tab click the detailed view icon 9 of the functional block that contains the parameter s to be adjusted e The Tree tab navigate to the parameter page that contains the parameter s to be adjusted Click the Editable icon 2 next to the parameter Insert or choose the new parameter value gt gt gt Save the parameter value gt Edit more parameters in the same way if needed gt Save the new configuration version 4 2 86 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface GUI User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 6 4 4 Setup Wizard The wizards function helps to setup the device for the first time To start up the configuration wizard proceed as follows gt Click Misc gt Setup Wizard The following screen is displayed Initializing IP Setup Wizard The wizard is retrieving device specifications Please wait Figure 45 Initializing IP Setup Wizard When the device specifications are known the following screen is shown IP Modulator Setup Wizard Welcome This wizard will help you to configure your device by asking a few questions You can cancel the wizard at any moment Click Next to continue Note In case you cancel the wizard all set parameters will be discarded 3 cancel Figure 46 Welcome Screen Complete the different steps of the wizard according to your network setting
175. the market The following list is an overview of the key features e DVB S2 and DVB DSNG S compliant e QPSK 8PSK 16APSK and 32APSK e XPE ULE MPE GSE data piping encapsulation e Data rates up to 133 Mbit s e Adaptive equalizer e multi stream and VCM support e Noise amp Distortion Estimator NoDE tool e Optional FlexACM client FlexACM e Optional 10 MHz reference input output e Featured based pricing and software upgradability version 4 2 24 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Introduction User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 1 1 3 EL470 IP Satellite Modem The EL470 is a state of the art satellite modem designed for the transmission and reception of IP streams over satellite at rates of up to 133 Mbit s in full compliance with the DVB standards The EL470 modem connects directly to terrestrial IP network infrastructures via a single auto switching Gigabit Ethernet interface The EL470 comes with several hardware and software options and can be used in Point to Point links as well as in Point to Multi Point networks It is compatible with a wide range of encapsulation protocols data piping MPE ULE and Newtec s XPE Extended Performance Encapsulation The EL470 is capable of receiving DVB S2 multi stream and VCM signals and can optionally transmit in VCM mode For maximum bandwidth efficiency an ease of operation the EL470 has an embedded point to point Fl
176. thernet RX route table contains routes that direct traffic from the Ethernet link to a given PID or ISI on the modulator The Demodulator RX route table contains routes that direct traffic from a PID or ISI on the satellite link to a VLAN on the Ethernet interface 2 1 2 6 SITE Router Configuration This configuration is similar to the HUB router configuration but without VLANs 2 1 2 7 SITE Modem Configuration This configuration is similar to the HUB modem configuration but without VLANs version 4 2 31 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS User Manual for EL170 970 470 IP Satellite Modulator Network Models and Traffic Routing Demodulator Modem 2 1 2 8 Directly attached Host Configuration The routers as well as the PCs that are drawn inside the satellite subnet don t need to know that the satellite subnet is split into different IP ranges The subnet of the routers and the directly attached IP hosts must be equal to the full satellite subnet 10 0 0 x 24 If the routers and the directly attached IP hosts are not configured inside the complete satellite subnet the modem is considered as a router instead of a bridge and the local router and the remote router will no longer be neighbours this will blocks several routing protocols and possibly also other high level applications 2 1 2 9 Example IP point to point configuration IP conserving configuration Modem_B has only 1 directly attached host being the r
177. thernet bridge L3 IP bridge and IP routing e Flex ACM is supported in combination with XPE encapsulation 8 4 1 1 Multi Protocol Encapsulation Data casting technology is available using a variety of protocols that include Multi Protocol Encapsulation MPE MPE is based on the ETSI EN 301 192 standard The hub equipment used to perform the MPE function is referred to as an Internet Protocol IP to Digital Video Broadcasting DVB decoder The IP to DVB encoder acts as a router a gateway an encapsulator and in some cases a Quality of Service QoS engine and a statistics logging device for billing purposes The resulting output of the IP to DVB encoding is an MPEG transport stream that is fully compatible with the open DVB standards Thus the IP to DVB encoder can be used directly or multiplexed together with other MPEG transport streams MPE supports unicast multicast and broadcast data transmissions It offers exceptional bandwidth efficiency in the multicast and broadcast modes of transmission because the data is only transmitted one time to a host of receiving clients MPE systems can support one way pushing of data or two way communications To transmit IP Packets over DVB DSNG or DVB S2 the Protocol Data Units PDUs i e IP packets need to be processed by a device known as an encapsulator The encapsulator can perform the function of either a bridge or router The variable sized PDUs are first encapsulated by adding enca
178. this parameter to Disabled to activate FlexACM When ACM monitoring only is set to enabled then the ACM messaging is copied to a log file and not carried out This is used to represent the impact of FIexACM without changing the ModCod parameters ACM fw sig plane Select the control plane for the ACM controller forward signalling e MonCon management IP network e Inband RF channel 9 1 1 6 ACM Client The ACM client is used to communicate with the controller Define the following parameters to configure the client EL470 gt gt Modem gt gt Control gt gt Demodulation gt gt ACM client The following parameters can be defined Parameter Description Virtual ACM client id This parameter identifies an ACM demodulator within the ACM controller Redundant demodulators for which ACM is enabled must be configured with the same Virtual ACM client id When the embedded ACM controller is used on the modulator this parameter is the MonCon IP address of the active demodulator When the EL860 ACM controller is used this parameter is the AIRMAC address on which the demodulator listens When inband is used this parameter is set to This disables the Virtual ACM client id In this state the MAC address of the interface port is used as id ACM rt sig plane Select the controle plane for the ACM controller return signalling e MonCon management IP network e Inband RF channel version 4 2 128 S
179. ting Back Panel EL470 info GSE AES Version 4 1 February 2010 EL170 Improve GUI EL970 description back panel EL470 information Version 4 2 June 2011 EL170 Add warnings to DC EL970 output power 48V and EL470 UL feedback information Added safety regulations for Norway and Sweden version 4 2 xi SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS About this Manual User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Related Documentation e The Elevation Reference Manuals describes all the parameters available in the different devices e The Equalink User Manual details the linear and non linear pre distortion capabilities e RMCP Manual this manual explains how Newtec devices can be remotely monitored and controlled via the serial port or via Ethernet using the Remote Monitor and Control Protocol e SNMP Manual this manual explains how Newtec devices can be remotely monitored and controlled via the serial and port or via Ethernet using the Simple Network Management Protocol O This manual is delivered on CD ROM together with the device Applicability Product Range Elevation Software ID M amp C ntc6279 Software Versions Release 8 version 4 2 xii SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Options User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem OPTIONS Default Configuration Ordering n DVB S DVB DSNG DVB S2 IP modulat
180. tion to protect content during the satellite transmission The protection is implemented at DVB S2 baseband frame level The modulator will encrypt the content before transmission To receive the content the demodulator must be able to decrypt the received signal The encryption and decryption process is based on content keys The decryptor is only authorised to receive the content when the correct content key is loaded on the demodulator Furthermore AES content protection is a fully transparent security solution that guarantees the transport stream at the output of the decryptor to be bit per bit identical to the one at the input of the encryptor This guarantees to use the content in a single frequency network after satellite transmission AES protects transport streams or IP data independently of the encapsulation used Modulator with Demodulator with SE encryptor decryptor CE Streami Stream2 Stream2 Figure 112 Secure Transmission over Satellite The security mechanism implemented is however NOT suited for applications requiring very strong security such as banking data exchanges military secrets highly sensitive information video feeds that needs to be kept confidential for a long time version 4 2 164 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 9 13 1 Content Protection Content is protected by encry
181. to implement buffering This buffering is needed to avoid that the majority of a traffic burst is discarded TCP typically requires large buffers It makes use of a window mechanism defining the maximum of outstanding non acknowledged data Moreover for satellite communication the window sizes are often raised to a higher value to overcome the large satellite delay This large window size causes relatively large bursts It is recommended to buffer at least 100 Kbytes on a satellite modulator Suppose that you have a low speed satellite throughput e g 1 Mbps and you buffer 100 Kbytes on the modulator then you can buffer up to 100 1024 8 1000000 819 ms of data For voice traffic typically high priority traffic we require small buffers buffering voice packets causes delay in the conversation Roundtrip delays higher than 250 ms are noticed by end users ITU T G 114 recommends a maximum of a 150 ms one way delay For satellite communication we will experience an even longer delay because the satellite segment itself causes already a roundtrip delay of about 500 ms If we put regular TCP traffic that requires 819 ms of buffering and voice traffic that requires minimal buffering in the same queue we won t be able to satisfy TCP users and voice users Real time traffic is stored in a small queue and forwarded with high priority Non real time traffic often TCP traffic must be stored in a large queue and forwarded with low
182. uency High Stability optional e Stability 5x10 over 0 C to 70 C e Ageing 15 ppb day 300 ppb year Very High Stability optional e Stability 2x10 over 0 C to 65 e Ageing 0 5 ppb day 500 ppb 10 year version 4 2 183 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Appendix Technical User Manual for EL 170 970 470 IP Satellite Modulator Specifications Demodulator Modem Generic Monitor and control interfaces e Web based GUI e Diagnostics report alarm log e RMCP over TCP IP UDP and RS232 RS485 e SNMP v2c Alarm interface e Electrical dual contact closure alarm contacts e Connector 9 pin sub D F e Logical interface and general device alarm Physical e 1RU width 19 depth 51 cm 6 kg e Power supply 90 130 amp 180 260 Vac 105 VA 47 63 Hz Temperature Operational 0 C to 40 Storage 40 to 70 C e Humidity 5 to 85 non condensing e CE label version 4 2 184 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Appendix C Technical User Manual for EL170 970 470 IP Satellite Modulator Specifications Demodulator Modem EL970 IP Satellite Demodulator Input interface Dual L band input default e Connector 2 x F type F 75 ohms e Return loss gt 7 dB e Level 65 25dBm e Frequency 950 2150 MHz e Adjacent signal lt Co 7 dBm Hz where Co signal level density IF band input optional replaces one L band i
183. ughput at all time A FlexACM equipped satellite network delivers a very stable link with a variable bit rate depending on the conditions IP trunking and IP backbone systems not only straightforward but O FlexACM is a solution that makes the implementation of ACM in also very efficient 23 Es No 21 ee 19 lm AS A d gt mimum margin varying S2APSK910 7 15 e 32APSK 5 6 13 11 1 de E 16APSK 3 4 Figure 73 FlexACM FIexACM allows modification of the modulation parameters of a satellite signal on the fly without interrupting the transmission and without losing data ACM allows using the highest possible modulation scheme and the lowest possible level of error correction at all times When the condition of the link gets worse because of fade the system automatically changes the parameters to avoid loss of signal reception This is shown in Figure 73 version 4 2 120 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Features User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem 9 1 1 3 How Does FlexACM work FlexACM can be implemented on any satellite link using modulator and demodulator functions The following devices can be used e Modems e Modulator standalone e Demodulator standalone EL860 CCM VCM ACM Shaper and Encapsulator Point to Point Flex ACM Configuration Aa Modulator Demodulator Embedd
184. us tab gt Select a user profile from the list The user properties fields can now be edited Overview Tree Trending Graphs Users List User a Username User profile WI user 1 root Expert WI user 2 guest Guest Wl user 3 none Disabled WI FTP user none Disabled User WI user 2 Username guest Password Change password Profile Guest M Elave EJ cancel Figure 49 Users List Tab with User Properties Fields gt Type in the field Username this is the username the user must use to log in It is not allowed to duplicate user names Password this is the password the user must use to log in gt Select the desired Profile from the drop down list box Guest the user has read only access to the typical configuration and monitoring options Normal The user has read write access to the typical configuration options The user can load a configuration but cannot save a configuration The user can execute and see the commands of a custom action Expert The user has read write access to all configuration options The user can load and save a configuration The expert user can execute and create custom actions gt Click The Save button RA save if you want to save the user account The Cancel button cancel if you don t want to save the user account version 4 2 90 SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Graphical User Interface
185. xx SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Table of Contents User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem Appendix E List of Weak 64 Bit Group 199 Appendix F Abbreviations 200 version 4 2 xxi SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Introduction User Manual for EL170 970 470 IP Satellite Modulator Demodulator Modem 1 INTRODUCTION 1 1 Description 1 1 1 EL170 IP Satellite Modulator version 4 2 The EL170 is a state of the art satellite modulator designed for IP applications over satellite in full compliance with the DVB standards As a real IP product this modulator performs IP processing functions such as packet filtering routing and encapsulation Depending on the applications and the activated features the EL170 can be used in conjunction with consumer satellite IP receiving devices professional IP receivers such as the EL940 or professional satellite IP demodulators such as the EL970 The EL170 offers an auto switching Gigabit Ethernet interface and integrates seamlessly with terrestrial IP networks and equipment The incoming IP packets can be filtered using e g VLAN or MAC addresses transmitted transparently data piping mode or routed to several receiving points and destination addresses
186. y the same as for the serial interface with one small exception the receiving device ignores the RMCP address of the device that is present in an RMCP command Also SNMP can be used monitored and controlled via the serial port or via Ethernet The RMCP manual explains how Newtec devices can be remotely This manual is delivered on CD ROM together with the device Y SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Physical Description User Manual for 170 970 470 IP Satellite Modulator Demodulator Modem 4 2 2 Sub Back Panel Descriptions In this section the optional back panels for the devices are listed Depending on the hardware that is ordered a combination of these sub back panels are used The different combinations per ordering option is described in the following sections we refer to e Section 4 2 3for EL 170 e Section 4 2 4 for EL 970 e Section 4 2 5 for EL 470 1 REF OUT is used for option GR01 or GR02 2 Connector two of back panel 01 is never used Back Panel 01 Description A Connector Technical Specifications Signalling Type 1 REF OUT BNC Female 50 Ohm 10MHz reference out 2 EXT LIN Not used Not used 3 MON OUT SMA Female 50 Ohm L band 1080MHz 4 MOD OUT SMA Female 50 Ohm L band 5 A Ethernet RJ45 IP data Interface 10 100 1000 BaseT 6 B Ethernet RJ45 IP data Interface 10 100 1000 BaseT
187. yddsjord via jordat v gguttag och eller via annan utrustning och samtidigt r kopplad till kabel TV nat kan i vissa fall medf ra risk for brand For att undvika detta skall vid anslutning av utrustningen till kabel TV nat galvanisk isolator finnas mellan utrustningen och kabel TV n tet version 4 2 s vi SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Safety Regulations User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem EMC Information Relevant EMC information to FCC rules This equipment has been tested and was found to comply with the limits for a class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and radiates radio frequency energy If not installed and used in accordance with the instruction manual it may cause harmful interference to radio communications Do not operate this equipment in a residential area as it is likely to cause harmful interference When this is the case you will be required to correct the interference at your own expense version 4 2 SSS SSS vii SHAPING THE FUTURE OF SATELLITE COMMUNICATIONS Newtec Safety Regulations User Manual for EL 170 970 470 IP Satellite Modulator Demodulator Modem Environmental Operat

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