GT48 User Manual
Contents
1. 300 off v off v off v off v 3 v 3 v Figure 5 7d Step 2 In Event Log Type field enter File Event log in the format of file is convenient to store and reference www greatel net 40 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step10 Step11 Step12 Step13 Step14 Step15 Step16 Step17 Step18 In Event Log Level field enter any number from 1 to 5 The higher the level the more detailed the log In normal situation the level is set to 3 Higher level may slow down system performance In Country ID field select the country in which the gateway is operated and gateway will adopt different disposals according to different countries standards In Forwarding Number Mode field use the pull down menu to select Calling Party Number or Forwarding Number This determines if the calling party number or the forwarding number should be displayed in the last line For example if line 3221680 has call forwarding function and the forwarded number is 7558888 when line 5552525 calls 3221680 line 7558888 will display 5552525 if Calling Party Number is selected here if Forwarding Number is selected then line 7558888 will display 3221680 In Fashion Ring Max field enter the maximum Fashion Ring file size and the highest Fashion Ring ID number In SNMP Port field enter the UDP port used by Simple Network Manage2. 5 9 1 10 Default IP EE 53 SIDA SIP Adyanced Default Seta gs csc cssisccsesetsscsvscesseonsstsitsssscensstesvesssenessessdnnesssevvassdenessotsnness suevsssusete soos sdsestevesussedersvess 53 592 SOS WATE PAC iii A A 34 DIS Change Bass Words allioli A Ea a E cae is 34 39 4 Restart GALE WIN di 55 SE NANA 55 ner ae www greatel net Chapter 1 Product Introduction 1 1 Overview GT48 VoIP gateway is a product based on the advanced MicroXchange architecture It is a multiple purpose modular VoIP gateway GT48 is designed for carriers and enterprises for regular phone service fax service and PBX service It can be used as a part of the cost effective IP PBX solutions GT48 supports many VoIP standard protocols and voice codec It provides effective solutions to many technical challenges that include echo cancellation firewall and billing Compared to other products on the market GT48 has the advantage of carrier reliability flexible configuration high voice quality excellent protocol compatibility and low cost Its high efficient hardware and software design and powerful DSP processing power guarantee the GT48 capability of full load voice and signaling processing and IP packetization lts redundant load sharing power supplies and hot swappable modules further secures the GT48 s reliability GT48 can provide up to 48 FXS FXO ports It is also equipped with multiple 10 100M Ethernet interfaces GT48 connects to
3. one RXD receive and one GND ground GT48 is shipped with a standard RJ45 to DB9 cable Table2 4 Console Port Specification Description Connector Type RJ45 Port Number 1 Interface Type RS232 Baud Rate 115200 Data Bits 8 Parity Check No Stop Bit 1 Flow Control No 2 1 4 LED Definitions There are three LED indicators on the front of the GT48 main console module power alarm and status Table2 5 show the LED types and definitions www greatel net 10 Table2 5 Main Console Module LED Definitions SR Power Green Main power supply is on Indicator Off Main power supply is off Off System is locked in a non functional state Flashing Green Normal Status System is in the start up mode not ready for sTU Red Indicator operation System is in the diagnostic mode with limited Flashing Red H operation capability Green Clear of all alarms Alarm rr ALM Flashing Red New alarm condition from an unknown source Indicator Red Alarm with identified source 2 2 FXS Line Interface Module GT48 FXS interface module provides the interface to analog phones and PBX Each GT48 FXS interface module provides up to 24 ports Each GT48 can have up to two FXS interface modules 48 analog ports FXS interface module provides 50 pin CHAMP connector Table2 6 shows the scheme of the 50 pin CHAMP connector GT48 supports two configurations of the FXS interface mo
4. 6 1 Configuring the Phone Number www greatel net aJl Step 4 In the Registration field select on or off to indicate whether to register the phone number or not on means to register off means not to register Step 5 In the Display Name field enter the content to display in the outgoing calls You can enter up to 30 characters FXS lines that have name display capability can display what is entered here Step 6 In Password field enter the registration password if you selected on in Step 4 The functions beyond this point only apply to SIP protocol When using MGCP protocol there is no need to set them up as the set up does not work Step 7 In Originating Restriction field select on to indicate the line can only receive calls but not initiate calls or off no restriction Step 8 In Call Waiting field select on enable or off disable Step 9 In Call Holding field select on enable or off disable Step10 In Call Forward field select on enable or off disable Step11 In Caller ID field select on enable or off disable Step12 In CID On Call Waiting field select on enable or off disable Step13 In Anonymous Call field select on enable or off disable Step14 In Hotline field select on enable or off disable Step15 In Hotline Delay field select on enable or off disable Step16 In Do Not Disturb field select on enable or off disable Step17 In Speed Dial field select on enabl
5. Max ms 800 Hook Status Changes ms 50 5 9 1 10 Default IP Advanced Settings RTP Jitter Max Frame 50 RTP Jitter Min Frame 3 2833 Packet Type 100 Send Busy Tone for Network Breakdown off Switch to FXO for Network Breakdown on Generation of the Mute Compress and Comfort Noise yes G 723 1 Rate BPS 6300 IP Packet in Tos Field 0x0C T 38 off T 38 Data Frame Length ms 40 T 38 Redundancy Fram Number 4 T 38 Change UDP Port no T 38 Error Detect Mode off 5 9 1 11 SIP Advanced Default Settings Response Default Port Using Received Port no Response Default Port Using Proxy Port no RTP Port Mapping no Replace 18x with 180 no Replace 18x with 183 no 180 with SDP no CPN from Request Line no Response Do Not Check Via yes Use the Full Domain Name Information during Registering yes Keep the Original Contact Information no SIP VIA using NAT Information yes SIP TO adopt Domain Name Information yes Maximal Forwarding Times of Signaling 60 Timer A ms 500 Timer B ms 32000 www greatel net his Timer D ms 32000 Timer E ms 500 Timer F ms 32000 Timer G ms 1000 Timer H ms 32000 Timer ms 5000 Timer J ms 32000 Timer K ms 5000 5 9 2 Software Update Step 1 Click System Tools on the left of Figure 5 1 Step 2 Click Software Update The following displays Software Update Note If software version is not given it will upgrade to the latest
6. RTCP If GT48 has two FXS trunks and each trunk supports 24 lines then one GT48 can support up to 48 lines which means the minimum number of RTP ports required is 96 If RTP port number is less than 96 that means you cannot make 48 calls at the same time The default values are set from 10010 to 10030 You do not need to change them Step 7 In the First Digit Timeout field enter the time in second allowed for the dialing of the first digit When a line goes off hook if within the time specified here the first digit has not been dialed GT48 will treat this as an abandoned called and will indicate to the caller to go on hook The default value is 12 Step 8 In the Inter Digit Timeout field enter the time in secona allowed for the dialing of the middle digits Counting from the last digit dialed if within the time specified here no digit has been dialed the system will send the dialed string out The default value is 12 Step 9 In the Critical Dgt Timeout field enter the time in second for finished dialing This parameter is used in conjunction with x T in the Digit Map After the specified head of the number in the rule has been dialed if within the time specified here no digit has been dialed GT48 will send the dialed number out The default value is 5 For example if there is 021 T in the Digit Map after the caller dials 021 if within the specified time for example 5 seconds no digit has been dialed 021 will be sent out Ste
7. Slot d Indicates which DSP chip is used for the call c Indicates which channel is used for the call call Call Identifier It is automatically generated by the system remote The IP address of the remote side local The local RTP port number codec GT48 supports G729A 20 G723 30 PCMU 20 and PCMA 20 state Call State Values can be Offhook Present Delivered Received and Active number Phone Number C stands for Calling Party Number D stands for Called Party Number www greatel net 30 timestamp There are two types of timestamp One is the Setup Time the other is the Connection Time The first timestamp is the Setup Time the second timestamp is the Connection Time in second callid Call identifier wnen exchanging SIP information It is generated automatically by the system 5 6 3 Line Configuration Step 1 Click the FXS 1 link under 1 Card in Figure 5 1 The following displays Line Number Phone Number Registration Display Name Password Originating Restriction Call Waiting Call Holding Call Forward Caller ID CID On Call Waiting Anonymous Call Hotline Delay Hotline No Disturb Speed Dial Fashion Ring All Forward Number Busy Forward Number No Answer Fwd Number Hotline Number Speed Dial List Fashion Ring ID Figure 5 6c Step 2 Leave the Line Number field as it is Step 3 In the Phone Number field enter the phone number configured for this line in 5
8. Treat EL GT48 VoIP Gateway User Manual V 2 1 Table of Contents CHAPTER 1 PRODUCT INTRODUCTION E 5 el OVERVIEW contaba ene eR 5 125 BRATURES EE 5 1 3 HARDWARE PLATFORM visiesscoccsssccsncsesacesncusstinsucesuncz conssvuansiesasuscooesocuvaadhsneadatendacesateadetedonezsesnsssevsnsesnsencsdovssdeaeensesune gt 6 1 3 1 Physical OE CC O gt OO 6 1 3 2 Technical Specifications a 6 CHAPTER 2 MODULES AND INTERFACES cscssssssssssssssssssssssssssssessssessssssssssessssesssssssssssesssssssessessssessseesesesess 8 2 1 MAIN CONSOLE Mopp 8 2 1 1 FXO POTI ege ee A a ia 8 2 1 2 TTC NCEP Eeer e ee 9 EE 9 27124 LED DEMOS ii 10 2 2 FXS LINE INTERFACE MODULE ws 2 0 22 fate A Lidia 11 2 3 SWITCHING POWER SUPPLY Mopp 12 CHAPTER 3 PREPARATION FOR INSTALLATION ccsssssssssssssscsssscsssscessssessssessesseseseesesssseseesesesseseseeses 14 De WS ABE TY CAR GK A A O E A O 14 332 INSTALLATION ENVIRONMENT vue cesecavevawssdcesnaecssevencussscbeneeiacanteuces sosvedecvascuavev piss vadedidepbuaveeseesuiuaeses EE 14 3 2 1 Temperapure dl unten 14 3 2 2 Dust Control and Air Flown asinine had ene R EEEE E EEEE EEN Et 14 3 2 3 Interference and Lighting Hoazord 14 3 2 4 InstallingGT4S e 15 3 3 INSPECTING GT48 AND ITS ACCRSSORIES s s ssesieeesetstttettt tettetett ttttt tnte tettere SE ENESE ENESEESEE SEESE ESES SENEE SeSe eent enra nenen net 15 CHAPTER4 INSTALLATION viccssccsccsc
9. all two digit numbers 32x equals all three digit numbers that start with 32 CPNxx indicates to select the route using the numbers following the CPN Action field can have three values The rules are KEEP meaning to keep the number as it is No processing is required REMOVE meaning to remove the number To be exact this does not remove the entire number only the matching digits ADD meaning to add digits before the called number This happens before the selection of digit map Destination field values can be FXS IP CODEC NONE etc The rules are WV WW V Routes that have FXS as the Origination usually have IP as Destination Routes that have IP as the Origination usually have FXS as Destination Special application 1 Routes that use ADD in Action have NONE as Destination Special application 2 Routes that select encoding decoding formats according to the called numbers have CODEC as Destination Destination Information field values use the following rules gt 5 7 3 If the Destination is FXS Destination Information value can be a line or multiple lines For example route IP 8 REMOVE FXS 1 2 3 indicates to search among FXS lines 1 2 and 3 for an idle line If the Destination is IP Destination Information should be the gateway IP address and the SIP interface address if the interface address is not defined use the default address 5060 For example 192 168 2 10 5066 If the IP address is a local address Destination
10. assignment of those Ethernet connectors and LED status definitions Table2 2 Ethernet Port Pin Assignment and Status LED Definitions Pin LED 2 3 6 Yellow Green TX TX RX RX Connected Live Ethernet Port 0 reserved for future use Ethernet Port 1 for console management maintenance use Ethernet Port 2 include SIP and MGCP signaling protocol and RTP packets transmission This port can also be used VolP broadband network interface This port is used for all the VolP activities that for control management maintenance Note If possible we suggest customers use the Ethernet port 1 for software upgrade device configuration and management operations and use the Ethernet port 2 for VoIP protocol and data transmissions 2 1 3 Console Port GT48 supports configuration through a console port CON of RJ45 connector type Table2 3 shows the connector interface scheme of RJ45 to DB9 and DB25 www greatel net 9 Table2 3 Console Port Pin Assignment of RJ45 to DB9 and DB25 RJ45 Connector Pin No 1 2 3 4 5 6 7 8 Pin Description NC NC TXD GND GND RXD NC NC DB9 Connector Pin No 2 5 3 DB25 Connector Pin No 3 7 2 The console port is used for local management and testing Computers can be connected to GT48 by linking the RS232 port to GT48 console port GT48 uses three wires on the console port one TXD send
11. config config c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 3033 c 2925 c 3033 c 3033 c 2925 c 3033 c 3033 parameter parameter parameter parameter parameter parameter parameter parameter parameter parameter INFO parameter Category MGCP INFO parameter INFO parameter Category SIP INFO parameter INFO parameter IP_TOS set with Ox0C SIP_PRODUCT set with NewRockTech T38_SEQ_MISORDER set with 6 LISTEN_IP set with yes T38 set with on NAT_EXPIRE set with 300 NAT_KEEP_ALIVE set with yes VAD_ACTIVATE set with yes GT23_RATE set with 6300 T38_RX_GAIN set with 1 DSP_200M_SPEED set with 9 DEFAULT_PACKAGE LINE set with L D G PERSISTENT_EVENT_LINE set with L HD L HU SIP_REG_EXPIRES set with 30 SIP_REG_METHOD set with 0 817593 set IP address 127 0 0 1 for hostname lt localhost gt config c 3033 INFO parameter SIP_PROXY set with localhost 5060 819221 820514 821248 822364 276352 287762 300583 config config config config c 3035 c 2925 c 3033 c 3033 INFO parameter SIP_REG_PASSWORD set with Category PROFILE INFO parameter INFO parameter PREFIX_LINE set with 8000 MX8_HARDWARE set with FXS4 get_kernel_info MX3 Kernel Release 1 7 app_start IP TOS Dee www greatel net Figure 5 8e 49 5 9 System Tools 5 9 1 Restore Factory Set
12. function is not responding The default setting is 3 seconds 5 7 5 Advanced FXO Options Step 1 Click the Advanced Config link on the left side of Figure 5 1 Then click FXO Config The FXO Optional screen displays as shown in Figure 5 7e FIO Optional FXO Gain FXO Relay Time ms Digit On Time ms Digit Off Time ms Busy Tone Busy Tone Repetition Busy Tone Parameter 1 Busy Tone Parameter 2 Busy Tone On Time ms Busy Tone Off Time ms ee Figure 5 7e Step 2 In the FXO Gain field enter the volume increase into the PSTN The range is O to 7dB The default is 3 50B Step 3 In the FXO Relay Time field enter the delay time in sending out the digits to the PSTN from the FXO side The default is 400ms Step 4 In the Digit On Time field enter any number from 80 to 150 This is the speed at which FXO will keep at sending out digits The default is 100ms www greatel net 42 Step 5 In the Digit Off Time field enter any number from 80 to 150 This is the interval at which FXO sends out digits The default is 100ms Step 6 In Busy Tone Repetition field enter a number from 2 to 5 This is the number of times GT48 keeps checking busy tone before it takes further action Step 7 In Busy Tone Parameter 1 field enter one of the signal frequency parameters IS is 61485 The formula is frequency 65536 cos 2 PI f 8000 where the value
13. name If you use domain name you should invoke DNS service and set parameter of DNS server in the Network Config page A complete sample configuration is like this 202 202 2 202 2727 callagent com 2727 Step 4 In the Domain Name field enter the internet address or the IP address Examples test greatel net 192 168 2 100 Step 5 In the Default Packages field enter all default packages Use comma to separate each package The default setting is L D G which means Line Package DTMF Package and Generic Media Package Step 6 In the Persistent Line Event field enter all types of persistent line event Use comma to separate each line event The gateway will report to call agent when it handles an event The default setting is L HD L HU and L HF L HD means off hook L HU means on hook and L HF means hook flash Step 7 In the Wildcard field select yes or no to indicate if GT48 will append the fixed prefix when it registers such as aaln Step 8 In the All Wildcard field select yes or no to indicate if GT48 will append the fixed prefix when it registers such as If Wildcard and All Wildcard are set to yes the gateway will deal with all wildcard Step 9 In the End Of Line Using CR field select yes or no to indicate if GT48 will use CR as end of line when sending messages If set to no CRLF will be used Step10 In the Quarantine Default to Loop field select yes or no to indicate how GT48 will handle events when there is no respo
14. of frequency is an integer and f is the actually frequency value Step 8 In Busy Tone Parameter 2 field enter another signal frequency parameter IS is 0 The formula is frequency 65536 c0s 2 PI f 8000 where the value of frequency is an integer and f is the actually frequency value Step 9 In Busy Tone On Time field enter the time one busy tone will last This time should be determined by the equipment the FXO is connected to International standard is 350ms Step10 In Busy Tone Off Time field enter the time interval each busy tone is sent This time should be determined by the equipment the FXO is connected to International standard is 350ms 5 7 6 Advanced FXS Options Step 1 Click the Advanced Config link on the left side of Figure 5 1 Then click FXS Config The FXS Optional screen displays as shown in Figure 5 7f FXS Optional FXS Gain FXS Relay Timeout Digit On Time ms Digit Off Time ms Hookflash Min ms Hookflash Max ms Hook Status Change ms 50 Reverse Battery Type outgoing Reverse Battery Timeout 3 Music Holding off Figure 5 7f Step 2 In the FXS Gain field enter the volume increase into the PSTN The range is 0 to 7dB Default is 3 5dB Step 3 In the Hookflash Min field enter the minimum time for an effective hookflash Normally this number should be bigger than 75ms Step 4 In the Hookflash Max field enter the maximum time for an effective h
15. t Delete Connection no Notify Instead of 401 402 no Using L Package Handle FXO yes Using Configured Digit Map no 5 9 1 4 Default SIP Settings SIP Port 5060 Registration Expires Second 3600 Authentication Mode Per Endpoint 5 9 1 5 Default FXS Settings Forbid to Call off Call Waiting off Call Holding off Call Forward off Caller ID off CID on Call Waiting off Anonymous Call off Hotline off Delay Hotline off No Disturb off Speed Dial off Fashion Ring off Reverse Battery off www greatel net 5 5 9 1 6 System Advanced Default Settings Event Log Type FILE Event Log Level 3 Country ID China Forwarding Number Mode Forwarding Number Fashion Ring Max 20 SNMP Port 2700 SNMP Trap Port 162 NAT Keep Alive no STUN off RADIUS Client Side off RADIUS Server Side off RADIUS Start off RADIUS Unsuccess Stop off RADIUS Parameter 1 off Timeout Second 3 Retries 3 5 9 1 7 Default FXO Settings Forbid to Call off Hotline off Dial Ton on Echo Cancellation on Detect FSK off 5 9 1 8 FXO Advanced Default Settings FXO Gain 3 5 FXO Relay Time ms 400 Digit on Time ms 100 Digit off Time ms 100 Buy Tone Repetition 2 Busy Tone Parameter1 61485 Busy Tone Parameter 0 Busy Tone on Time ms 350 Busy Tone off Time ms 350 www greatel net 25 5 9 1 9 FXS Advanced Default Settings FXS Gain 7 0 Hookflash Min ms 75 Hookflash
16. the complete digits To use this feature the customer needs to sign up for speed dial services Set Dial Prefix This defined the identifiers for speed dial The default feature code is Before using the speed dial the customer must first dial these two digits For example the speed dial code for phone number 5613221680 is 20 and the speed dial prefix is To enable speed dial 1 Go off hook 2 Dial 74 3 On hearing the dialing tone dial 20 plus 5613221680 4 Dial tt to end To verify 1 Go off hook 2 Dial 74 3 On hearing the dialing tone dial 20 plus to end 4 On hearing the complete digits go on hook To use the speed dialing 1 Gooff hook 2 Dial plus 20 www greatel net 38 To disenable 1 Go off hook 2 Dial 74 3 On hearing the dialing tone dial 20 plus to end Listen IP Address This allows the customer to hear the IP address of his phone line The default feature code is HE Enable Line Search This allows the customer to hear the phone number of this his phone line The default feature code is 00 Listen to PPPoE IP This allows the customer to hear the gateway PPPoE IP address The default feature code is 01 Set Fashion Ring This allows the customer to set the ring tones to his liking The default feature code is 80 Cancel Fashion Ring This restores the ringing tone to normal The default feature code is 80 For example use the default feature code for enabling d
17. FF 192 168 2 75 255 255 255 0 00 0E A9 00 01 FF off DNS Server DNS Server EMS EMS Server 192 168 2 4 8081 EMS Server 220 248 27 67 8081 TIME 198 60 22 240 208 184 49 9 Timeout m 10 Interval m 120 Figure 5 3 TIME Server TIME Server Step 2 In the Host Name field enter the name of your GT48 system Step 3 In the Local IP Address field enter your GT48 s local IP address Step 4 In the Default Gateway field enter your GT48 s default network IP address Step 5 In the Ether0 IP Address field enter the IP address of the first Ethernet port GT48 has three Ethernet ports Step 6 In the Ether0 Subnet Mask field enter the subnet mask of the first Ethernet port Step 7 The EtherO MAC Address field displays your GTT s hardware MAC address You cannot change this field Step 8 In the DNS field use the down arrow to select whether to turn on the Domain Name Service DNS or not www greatel net L5 Step 9 In the DNS Server field enter the IP address of your primary DNS server if you turn on DNS service in Step 8 Step10 In the DNS Server field enter the IP address of your secondary DNS server if you turn on DNS service in Step 8 Step11 In the EMS Server field enter the IP address of your primary EMS server if you have invoked EMS Network Element Management System service to monitor your GT48 system Step12 In the EMS Server field enter the IP address of your second
18. Information can use format localhost 5060 or 127 0 0 5060 Special application 1 If Action is ADD Destination Information field value is the digits to add Special application 2 When selecting encoding decoding formats according to the called numbers Destination Information field value is encoding decoding format For example PCMU 20 0 PCMU is the encoding format 20 is the speed and 0 indicates turning off echo cancellation Setting up the Feature Codes Click the link Feature Code under Advanced Config in Figure 5 1 The following displays www greatel net 35 Feature Code Settings Enable All Fwd Disable All Fwd Enable Busy Fwd Disable Busy Fwd Enable No Answer Fwd Disable No Answer Fwd Cancel Call Waiting Enable Do Not Disturb Disable Do Not Disturb Set Speed Dial Speed Dial Prefix Listen IP Address Set Fashion Ring Listen To PPPoE IP Cancel Fashion Ring Listen Fashion Ring Figure 5 7c You can set up all the supplementary feature keys from here The general rule is xx for enable i e dial the key plus any two digits that represent the feature and xx for disable i e dial the key plus any two digits that represent the feature The screen shows all the features with their default values You can replace the default with any numbers you like Enable All Forwarding This allows the customer to define and enable forwarding all calls function The default feature code is 60 To u
19. O port when IP network doesn t connect It is recommended that you set this parameter to on If IP network doesn t connect in order to protect router all IP calls go to PSSTN through FXO In the Generation of the mute compress and comfort noise field if you select yes the speech packet will not be sent out in the mute of the call and noise is added to the speech stream to replace the mute It is recommended that you set this parameter to yes to save the network bandwidth In the G 723 1 Rate BPS field enter either 5300 or 6300 according to specific applications www greatel net 44 Step 9 IP Packet in Tos Field is used to set the quality assurance for the different classes of service Step10 In the T 38 field select on or off to indicate whether to invoke T 38 fax function or not on means to invoke off means not to invoke Step11 In the T 38 Data Frame Length field set the packing interval for each T 38 data frame The value can be set as the fallowing 10 20 30 40 50 60 Step12 In the T 38 Redundancy Frame Numbers field set the number of the T 38 data frame in each T 38 data packet the effective range is 1 to 6 Step13 In the T 38 Change to UDP Port field select yes or no to indicate if the gateway will change the UDP port when switching to T 38 mode If set to no it will use the RTP port established during the connection Step14 In the T 38 Error detect Mode select on or off to indicate to invoke T 38 error detect mo
20. Thumb Screw FXO Port 3 Ethernet Port 0 4 Ethernet Port 1 Ethernet Port 2 Console Port CON Power LED 8 Status LED Alarm LED Main Console Module Thumb Screw GT48 modules are hot swappable for easy service and maintenance For example users can pull the main console module out for service by pulling the main console module thumb screw indicated by and 40 Note The main console module can be secured by turning the screw clockwise Turn screws the other way to pull the main console module out 2 1 1 FXO Port There is on FXO port of RJ45 on the GT48 main console module Table2 1 shows the wiring scheme for its matting connectors www greatel net 8 Table2 1 FXO Port Connector Pin Assignment RJ45 Connector Pin Number 1 2 3 4 5 6 7 8 Description NC NC NC TIP RING NC NC NC RJ45 Wiring Scheme 8 pin 4 5 RJ11 Wiring Scheme 4 pin 2 3 The FXO port on the GT48 can be used for PSTN interconnection as a redundant path besides IP for voice calls Both RJ45 connector and RJ11 connector can be used for FXO port When the RJ25 connector is used pin 4 and pin 5 carry out the analog signal pair When the RJ 11 connector is used pin 2 and pin 3 carry out the analog signal pair 2 1 2 Ethernet Port There are three 10 100M Ethernet ports on the GT48 main console module with RJ45 connector type and status LED Table 2 2 shows the pin
21. and enable the forwarding feature when the line is busy To use this feature the customer must first sign up for the call forwarding service Disable No Answer Forwarding The default feature code for this feature is 62 For example to forward calls to 5618881680 when nobody is answering the calls the enable code is 62 and the disable code is 62 To enable 1 Go off hook 2 Dial 62 3 On hearing the dialing tone dial 5618881680 www greatel net 37 4 Dial to end 5 Goon hook To verify 1 Gooff hook 2 Dial 62 3 On hearing the forwarded number go on hook To disable 1 Gooff hook 2 Dial 62 3 Goon hook Cancel Call Waiting This allows the customer to disable the call waiting function when a call is in progress to avoid interruption The default feature code is 64 This feature works for only one call To completely remove call waiting please 5 6 3 Line Configuration Enable Do Not Disturb When this feature is enabled the customer will not hear the ringing tone when a call comes in The caller will hear busy tones The default feature code is 72 To use this feature the customer needs to first sign up for the Do Not Disturb services please 5 6 3 Line Configuration Disable Do Not Disturb This will restore the normal call handling The default feature code is 72 Set Speed Dial The default feature code is 74 This allows the customer to use a two digit code from 20 to 49 for dialing
22. ary EMS server Step13 In the Time Server field enter the IP address of your primary Time server Step14 In the EMS Server field enter the IP address of your secondary Time server Step15 In the Timeout field enter the time in minute allowed for the system to search the Time Server If the system cannot find the Time Server within the time specified here then start the search again Step16 In the Interval field enter the time interval in minute for the system to refresh its synchronization with the Time Server if it has already synchronized with the Time Server Step17 Click the Submit button 5 4MGCP Configuration Step 1 Click the MGCP Config link on the left of Figure 5 1 The following displays MGCP Settings MGCP Port 2427 Call Agent Domain Name gw1 nr com Default Packages L D G Persistent Line Event L HD L HU Wildcard no All Wildcard End Of Line Using CR Quarantine Default to Loop Default Package Don t Send Name Always Enable 1st Det Timeout Onhook Don t Delete Connection Notify Instead Of 401 402 Using Line Package Handle FXO Figure 5 4 Step 2 In the MGCP Port field enter GT48 gateway local MGCP port number example 2427 You can use any port number as long as it is unique www greatel net 26 Step 3 In the Call Agent field enter the call agent address and port number Address and port number should be separated by colon Address could be IP address or domain
23. cket as well as management maintenance and control information The Ethernet Cable needs to be carefully made to ensure IP data and voice quality The following is the Ethernet cable making scheme Step 1 A user can use a proper cable peeling cutter to peel away 3cm skin of a CAT 5 cable What is left is shown in Figure 4 2 Au y Figure 4 2 Step 2 Twisted pairs Currently the most commonly used standard wiring scheme is EIA TIA T568B shown in Figure 4 3 In the wiring scheme pin 1 and 2 are a pair pin 3 and 6 are a pair pin 4 and 5 are a pair and pin 7 and 8 are a pair According to the Fig 4 3 twisted pairs line up with colors 1 white orange 2 orange 3 white green 4 blue 5 white blue 6 green 7 white brown 8 brown Please pay special attention that the green and white green are separated by a pair of blue wires It is a common mistake to put green and white green close together which will result in interference and therefore lower transmission efficiency www greatel net 18 oo rO CT Diet T568B Figure 4 3 T568B wire pairing scheme Step 3 After lining up wires to the correct pin positions trim all the twisted pairs with a cable cutter leaving 15mm leads exposed Then follow Figure 4 4 by inserting wires to their corresponding pin position in the plastic shell of RJ45 connector Pin 1 will house white orange wire etc Ihe first recepticie wnite and orange Figure 4 4 Step 4 Afte
24. cosccsscsecesvocsecoccesesoscvastesseseosevestorsecnssssassdestdnrsesestosesssobsecdevsstavetseressassevessesueses 16 4 1 TOOLS REQUIRED FOR INSTALLATION ss sscccccsssssssseecscsesesseececssessuececcccsssuaeecsecsssssaaeeecccseseaseesecscessaaaeeseesnesaaeass 16 4 2 INSTALLING THE MAIN CONTROL Mopp 16 4 3 INSTALLING THE FXS INTERFACE MODULE ccsscceseecesecessececeeseeeeseeseces LEE ENVEE ENEE ENEE NNT ERE 16 4 4 INSTALLING THE POWER SUPPLY Mopp 16 4 5 INSTALLING GT48 ONTO A STANDARD HELENA 17 4 07 INSTALLING EEN 17 4 6 1 Connecting Console POTT iia EE Ea NEE EEPE E hod EABAR pE KESA Knie EAEE E 17 4 6 2 Connecting Ethernet POF ias 18 www greatel net 2 4 6 3 Connecting e 20 4 7 CONNECTING POWER SUPPLY sonados 20 4 8 FINAL CHECKS AFTER INSTALLATION ssssssssssssssssssssstseertuiit tiitrite torr orr errr nres PSS r Eese PPS EE ESSEE SEEEE SEEE EEEEE EEEE EEEE E EEEE 21 CHAPTER FIVE FUNCTION DESCRIPTION seesesessosesoseseseoeossecseoeseoeseosesoseeosesoseoeseoeseoseeoseeosroeseoeseosesosesoseeesesess 22 5 1 REGISTRATION EE 5 2 SYSTEM CONFIGURATION csssssscscescesesssseecececsnsuaneecccssseasecseesceeseaeeescceessaseceecesesssaneesessecseeseesceseaeaseseesesseasansesees 5 3 INET WORK CONFIGURATION suicidado ata S4 MGCP CONFIGURATION cuac a iaa 23 SIP CONFIGURATION issieciasesseicosestessintsesssicedccsesteteceondscesscevetsvdsatuesesbectssc ecvasvevedseleede desdo
25. de or not on means to invoke T 38 error detect mode off means not to invoke T 38 error detect mode 5 7 8 Advanced SIP Options Step 1 Click the Advanced Config link on the left side of Figure 5 1 Then click SIP Config The SIP Optional screen displays SIP Optional Response Using Received Port Response Using Proxy Port RTP Port Mapping Always Send 180 CPN From Request Line Do Not Validate Via Registration Keep Domain Registration Keep Contact SIP VIA Using NAT SIP TO Using Domain Name SIP CID Uding Hostname Max Forward Timer A ms 1000 Timer B ms 32000 Timer D ms 32000 Timer Ems 1000 Timer F ms 32000 Timer G ms 2000 Timer H ms 32000 Timer I ms 5000 j Timer J ms 32000 Timer K ms 5000 l Figure 5 7h www greatel net 45 Step 2 In the Response Default Port Using Received Port field use yes or no to indicate to use received port as the response port or not yes means to use the received port as the response port no means to use the default port 5060 Step 3 In the Response Default Port Using Proxy Port field use yes or no to indicate to use proxy port as the response port or not yes means to use the proxy port as the response port no means to use the default port 5060 Step 4 In the RTP Port Mapping field use yes or no to indicate to use invoke RTP port or not yes means to invoke RTP port mapping function and use local SIP port and RTP port no means not to use RTP po
26. device Before connecting to the power outlet it is suggested that tri phase power outlet be used and ground be properly connected Please follow the procedure when connecting to the power source Step 1 Turn the switch for the power outlet to OFF position Step 2 Use the power cable in the shipping package to connect power input connect on the rear end of GT48 and plug the other end to the power outlet of 110V or 220V Step 3 Turn the switch to ON position Step 4 Check to see if the PWR LED indicator is lit If PWR LED is lit everything is normal If not repeat Steps 1 to 3 Note If repeated power up fails please contact customer support Do not attempt to open GT48 to fix any problems 4 8 Final Checks after Installation After installing GT48 and before it is powered on please make sure of the following There is ample air space around GT48 for heat exhaustion The shelf and GT48 is securely stable and properly grounded Power cord is standard and made with safety approvals VV V WV Recheck all the other cables and wires Note It is very important to recheck all the installation work to ensure GT48 would function properly and trouble free www greatel net 21 Chapter Five Function Description 5 1 Registration Step 1 Power up GT48 After power up if the gateway uses MGCP protocol it will broadcast the IP address to any first off hook user if using SIP protocol you can press to get the IP addr
27. dule 12 port FXS module FXS 12 and 24 port FXS module Figure 2 2 FXS Interface Module Physical View FXS 24 On the FXS 12 interface module the pins from 13 to 24 are not used www greatel net Table2 6 Pin Assignment of the CHAMP Connector on the FXS Interface Module Pin Description Pin 1 RING1 TIP1 26 2 RING2 TIP2 27 3 RING3 TIP3 28 4 RING4 TIP4 29 5 RING5 TIP5 30 6 RING6 TIP6 31 7 RING7 TIP7 32 8 RING8 TIP8 33 9 RING9 TIP9 34 10 RING10 TIP10 35 11 RING11 TIP11 36 12 RING12 TIP12 37 13 RING13 TIP13 38 14 RING14 TIP14 39 15 RING15 TIP15 40 16 RING16 TIP16 41 17 RING17 TIP17 42 18 RING18 TIP18 43 19 RING19 TIP19 44 20 RING20 TIP20 45 21 RING21 TIP21 46 22 RING22 TIP22 47 23 RING23 TIP23 48 24 RING24 TIP24 49 25 NC NC 50 2 3 Switching Power Supply Module www greatel net 12 The high performance GT48 switching power supply module is specifically designed with AC input and multiple Figure 2 3 Switching Power Supply Module Physical Diagram DC output functions A single module provides the ample power for a full loaded GT48 system As an option uses can select dual redundant power supply modules The power module supports the load sharing operation mode The GT48 switching power supply module inputs 100v to 240 v AC voltage and output several DC voltages VV V V 70V for ringing and off hook 24V for talki
28. e or off disable Step18 In Distinctive Ring field select on enable or off disable Step19 In All Forward field enter a number to forward all calls if you set Call Forward to on Step20 In Busy Forward field enter a number to forward calls when the line is busy if you set Call Forward to on Step21 In Hotline Number field enter a hotline number if you set Hotline to on Step22 In Speed Dial List field enter the Speed Dial Code number any two digits between 20 and 49 plus the actual number Multiple entries are separated by Example 21 68640585 Step23 In Fashion Ring ID field the number set up in section 5 7 3 Setting up the Feature Codes will display You can also enter a different number here to overwrite the previous number www greatel net 32 5 7 Advanced Configuration 5 7 1 Configuring the Digit Map Click the Digit Map link under Advanced Config in Figure 5 1 The following displays Digit Map Rules O10xxxxxxxx 01011x D2x11x 01012 0 2 02x12 0 2 010123xx D2x123xx D1095xxx DZX95xxx DISXXXMXXMXX D 3 9 xx11x O 3 9 xx12 0 2 D 3 9 xx123xx D 3 9 xx95xxx D4SIXXXXXXXX Figure 5 7a The Digit Map is used to judge if the received number sequence is complete or not so as to shorten the time of digit reception therefore shorten the connection time of each telephone call GT48 s default Digit Map contains all the dialing rules for domestic calls You do not need to change t
29. eout logout 0 IP 192 168 2 198 3 168 2 166 1 error rc 10 error rc 10 08 04 08 04 08 04 08 04 08 04 188832 228731 168722 968739 047156 appthread cxx 576 web get appthread cxx 576 web get appthread cxx 576 web get error rc 10 appthread cxx 576 web get error rc 10 login admin 0 IP 192 168 2 198 1 Figure 5 8c 5 8 4 Message Information Step 1 Click Log Info link on the left of Figure 5 1 Step 2 Click Message Log The Log Info page displays You can check all the call related information in this page www greatel net 48 empty 5 8 5 Startup Information Figure 5 8d Step 1 Click Log Info link on the left of Figure 5 1 Step 2 Click Startup Info The Log Info page displays You can check all the startup information of the gateway from this page 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 08 04 5 config 711423 112730 714074 715452 196220 797291 198358 199665 800997 802298 803679 804379 805805 810422 811127 812494 813750 c 2925 Category OPTIONAL config config config config config config config config config config config config config config config
30. esigned to fit into a standard 19 inch shelf with standard 1U form factor Its physical dimension is 4 4cm high x 43 8cm wide x 42 5cm deep Installation procedure is as follows Step 1 Place a GT48 into an empty slot on a 19 inch shelf and identify the left and right hand Step 2 Use the screws in the shipping package to secure the GT48 onto the shelf as illustrated in Figure 4 1 Figure 4 1 Installing GT48 onto a 19 inch shelf Step 3 The shelf and the hands will hold the GT48 in place Note gt Ensure GT48 is horizontal gt Ensure there is ample airflow space around GT48 gt Ensure enough space between two GT48s when multiple GT48s are installed 4 6 Installing Cables 4 6 1 Connecting Console Port There is a Console Port on GT48 for local configuration management and diagnostics Through the Console Port cable a PC can directly connect to it The Console Port cable in the shipping package has a RJ45 connector on one end for GT48 and DB9 on the other end for a PC www greatel net 17 Console Port cable installation procedure is as follows Step 1 Choose a terminal a PC for example Step 2 Turn off the power of the terminal and then use the RS232 cable to connect the GT48 Console Port to the terminal 4 6 2 Connecting Ethernet Port There are three 10 100 BaseT Ethernet ports with RJ45 connector type on a GT48 Each Ethernet port is equipped with LED status display Ethernet port transmits voice pa
31. ess through any customer line at any time Step 2 Double click icon to open Internet Explorer in the computer which is connected to the same network as GT48 Step 3 Type GT48 IP address in the Address field The default IP address is 192 168 2 240 The web interface will display as shown in Figure 5 1 ix VoIP Gateway Configureation x le EECH a Sd Lon Sa d beer oy BaF System GT48 Series Hetrork Routing And Dialing Rule ist Card Password SUBMIT 2nd Card Advance Config Log Info System Tools Logout WEB Version 1 9 2 238 Figure 5 1 GT48 has two levels of management the administrator level default password is GTadmin and the operator level default password is operator Administrator level has higher access privileges and is allowed to change password for all users at all levels Operator level has lower access privilege and cannot access functions such as network configurations password management and restoring factory default settings www greatel net DD GT48 allows multiple users to log on at the same time Only the first user logged on with the highest privilege is able to change configurations The rest can only monitor configurations Note1 After a user logs on he she will be automatically logged off if there is no activity for more than 10 minutes After that a user needs to log on again Note2 After complete configuration a user must completely log
32. g function of RADIUS client In RADIUS Server field select on to invoke or off not to invoke to indicate to turn on or not the charging function of RADIUS server In RADIUS Start field select on or off to indicate whether or not to transmit the initial RADIUS record when the charging function of RADIUS client or server is invoked In RADIUS Unsuccess Stop field select on or off to indicate whether or not to transmit RADIUS record of the unsuccessful calls when the charging function of RADIUS client or server is invoked In RADIUS Parameter 1 field select on or off where on means only send H323 CONF _ID and off means using CALL_ID if H323 CONF_ID is not exist www greatel net 4 Step19 In Primary Server field enter the IP address and the port of the primary RADIUS server If no port is set then the default port 1813 will be used Step20 In Key field enter the share key for the communication between primary RADIUS client and server Make sure the settings of both sides are consistent Step21 In Secondary Server field enter the IP address and the port of the secondary RADIUS server If no port is set then the default port 1813 will be used Step22 In Key field enter the share key for the communication between secondary RADIUS client and server Make sure the settings of both sides are consistent Step23 In Timeout field the default setting is 3 seconds Step24 In Retries field enter re transmit times when the charging
33. hem unless you have special needs The following are instructions on normal dialing rules x represents any number ranging from 0 to 9 represents any multi digit number ranging from 0 to 9 x T The gateway will detect the phone number of any length that starts with any number ranging from 0 to 9 If within the dialing finished time specified in 5 2 System Configuration and no new number has been received the gateway will send out the detected number x represents a phone number of any length that starts with any number ranging from 0 to 9 If the user dials after the dialed number the gateway will stop number reception and send out the digits before 2 8 xxxxxx A seven digit number that starts with any number ranging from 2 to 8 This is used for local calls 02xxxxxxxxx An eleven digit number that starts with 02 This is used for long distance calls 013xxxxxxxxx A twelve digit number that starts with 013 This is used to finish long distance calls on handset 13xxxxxxxxx An eleven digit number that starts with 11 This is used to finish local calls on handset www greatel net 33 11x A three digit number that starts with 11 This is used to finish emergency calls 9xxxx Five digit number that starts with 9 This is used to finish special service calls 17911 Sent out immediately after receiving 17911 This is an instance of ending a special number call 5 7 2 Routing Configuration Click the Routing Map link unde
34. ick the button to reboot Figure 5 9d Step 2 Click Reboot Step 3 Restart the gateway 5 10 Exit Click the Logout link on the left of Figure 5 1a Then exit WEB operation and return to the login page www greatel net E
35. ime in second for SIP re registration The default value is 30 In the SIP Domain Name field enter the SIP domain name If the field is left empty GT48 will use the address of the Proxy Server as the domain name It is recommended that you do not use a private network IP address in this field The valid configuration is as follows 210 25 185 33 and test greatel net In the Authentication Mode field use the drop down menu to make a selection Per Endpoint means to register and authenticate according to each individual line Per Gateway Reg means to register and authenticate according to the gateway Per Gateway Auth means to register according to each individual line and to authenticate according to the gateway Set the User Name field if registered as Per Gateway Reg or Per Gateway Auth if registered as Per Endpoint do not set this parameter In the Password field enter soft switch authentication password which can be digits or characters The password is case sensitive If registered as Per Gateway Reg or Per Gateway Auth you need to set this parameter if registered as Per Endpoint you do not need to set this parameter Click the Submit button www greatel net 28 5 6 Configuring 1 2 Card When configured to its full capacity GT48 has two FXS cards each of which can support 24 lines If it has only one card Figure 5 1 will display only 1 Card link if it has two cards Figure 5 2 displays 1 Card and 2 Card
36. istinctive ring and set the fashion ring ID number from 01 must have two digits To enable 1 Go off hook 2 Dial 80 3 On hearing the dialing tone dial 01 4 Goon hook To verify 1 Go off hook 2 Dial 80 3 On hearing the distinctive ringing go on hook To disenable 1 Go off hook 2 Dial 80 3 Goon hook Listen Fashion Ring The default feature code is 88 To use Go off hook Dial 88 Dial distinctive ring ID number 01 Listen to the ring tones Dial distinctive ring ID number 05 Listen to the ring tones Dial distinctive ring ID number 12 NOoarhwnh gt www greatel net 39 8 Listen to the ring tones 9 Dial distinctive ring ID number 34 10 Listen to the ring tones 11 Go on hook 5 7 4 System Advanced Options Step 1 Click the Advanced Config link on the left side of Figure 5 1 Then click System Config The System Optional screen displays as shown in Figure 5 7d System Optional Event Log Type Event Log Level Country ID Forwarding Number Mode Fashion Ring Max Listen IP SNMP Port SNMP Trap Port NAT IP Address NAT Refresh Timer ms NAT Keep Alive yes v off v STUN STUN Server RADIUS Client Side RADIUS Server Side RADIUS Start RADIUS Unsuccess Stop Primary Server Key Secondary Server Key Timeout 3 Retries SUBMIT FILE 3 v China v Forwarding Number w 162
37. links Two cards can be configured exactly the same way The following are the steps to configure the 1 card 5 6 1 Configuring the Phone Number Step 1 Click the Phone Number link under 1 Card in Figure 5 1 The following displays Phone Number Settings FXS 1 Ir FXS 2 Ir FXS 3 FXS 4 ho 7 FXS 5 Ir FXS 6 PO FXS 7 FO FXS 8 Ir FXS 9 FO FXS 10 PO FXS 11 Ir FXS 12 Ir FXS 13 Ir FXS 14 FXS 15 Ir FXS 16 PO FXS 17 o FXS 18 Ir FXS 19 o 7 FXS 20 ooRo 7 FXS 21 Ir FXS 22 o FXS 23 Po 7 FXS 24 Ir Figure 5 6a Step 2 Enter the phone number for FXS 1 www greatel net 29 Step 3 Repeat Step 2 for each of the 24 lines 5 6 2 Call Status Information You can check the status of a line that is in use Just click the Call Stats Info link under 17 Card in Figure 5 1 The following displays status ts d c call remote local codec state number timestamp callid gt FXS 1 onhook N A FXS 2 onhook NA FXS 3 onhook N A FX3 4 onhook NA FXS 5 onhook N A FXS 6 onhook NA FXS 7 onhook N A FXS 8 onhook NA FX3 9 onhook N A FX3 10 onhook N A FXS 11 onhook N A FXS 12 onhook N A FX3 13 onhook N A FXS 14 onhook N A FXS 15 onhook N A FXS 16 onhook N A FXS 17 onhook N A FXS 18 onhook N A FXS 19 onhook N A FXS 20 onhook N A FX3 21 onhook N A FXS 22 onhook N A FX3 23 onhook N A FX3 24 onhook N A v Figure 5 6b Status Line status lt can be onhook or offhook ts Time
38. ment Protocol SNMP provides a way to collect network management information from network equipments as well as a way for the equipments to report problems and errors to the network In SNMP Trap Port field enter the UDP port used by SNMP Trap command The default value is 162 TRAP is one command of SNMP whose main function is to send alarm asynchronously to network management workstation notifying it that some event that fulfills the proposition has occurred In Nap IP Address field enter the static NAT IP port address in the public network If empty SIP local port address will be used Normally GT48 will try to reach NAT using STUN If STUN requests cannot be successfully carried out GT48 will use the value here In Nap Refresh Time field enter the time interval in seconds to refresh NAT status This request is send to the STUN Server This value is used when NAT Alive is enabled or when requesting STUN services In Nap Keep Alive field select yes to keep it alive or no not to keep it alive In STUN field select on to turn on STUN service or off to turn off STUN service In STUN Server field enter the IP address of the STUN Server A STUN server can send requests as well as generate responses STUN server normally runs in public network and therefore is stateless If this field is empty the default STUN server will be used In RADIUS Client field select on to invoke or off not to invoke to indicate to turn on or not the chargin
39. mum temperature it will shorten the live of the electrical insulation material If the room humidity exceeds the specified humidity GT48 may experience electrical static shock and shrinkage of electric insulation material in the metal package It may also cause metal corrosion All these will drastically shorten the life span of the GT48 It is strongly recommended that user control the environmental temperature between 0 40 C and humidity between 5 95 none condensing 3 2 2 Dust Control and Air Flow Dust falls on the GT48 might cause intermittent failure in electrical connections It may cause long term damage to GT48 It will cause equipment failure and shorten equipment life span Therefore GT48 needs to have ample air flow in front of the GT48 air intake and outtake for proper heat exhaust 3 2 3 Interference and Lighting Hazard GT48 may experience various types of EMI hazards in operation and its performance may be impacted To reduce those hazards to the GT48 it is suggested that gt Do not install GT48 close to high power wireless equipment RADAR transmission site and high frequency high electric current devices gt Ensure that power source to be electrical interference free www greatel net DER gt Ensure the proper grounding of the GT48 and implement the lighting protection device 3 2 4 Installing GT48 Chassis When installing the GT48 chassis please secure the GT48 with screws on a shelf with proper grounding and
40. net ports for IP network one console port CON and one FXO port amp Two hot swappable slots that can be configured with different interface cards see table 1 1 Table 1 1 GT48 Interface Slot Configuration Options Interface Type Slot Slot DSOs FXS12 12 Asalto FXS24 24 FXS12 FXS24 36 FXS24 FXS24 48 Figure 1 2 GT48 Rear View D Two Fan Modules ies Two hot swappable power supply modules for redundancy 1 3 2 Technical Specifications www greatel net Table 1 2 GT48 Specification Flash Memory 8MB 16MB Standard 16MB REN Equivalence 5 for short loop 1000 feet 3 for long loop 5000 feet Input Current 0 7Amp 110 Voltage 0 35Amp 220 Voltage Non Operation Temperature Operation Humidity 5 95 Non Condensed pd www greatel net Chapter 2 Modules and Interfaces GT48 is designed based on modular architecture Its modules and interfaces are followed 2 1 Main Console Module GT48 Main Console Module uses advanced framework and technology Its main features include high performance processors for management and signaling processing and DSP sub module for voice processing The Main Console Module provides necessary interfaces to connect to peripheral devices and internal interface modules It can supports up to 48 analog line trunk ports Figure 2 1 GT48 Main Console Module Physical View Main Console Module
41. ng battery 5V for ringing SLIC 3 3V for logic devices GT48 switch power supply module is hot swappable GT48 can maintain normal operation when a user adds deletes and exchanges a power module for maintenance in a live system Table2 7 shows the pin assignments for DC outputs Table2 7 Pin Assignments for the DC Outputs Pin No 2 4 6 8 10 Description 70V 0 5A 24V 1 5A 5V 1A 3 3V 5A Description GND GND GND GND GND Pin No 1 3 5 7 9 www greatel net JF Chapter 3 Preparation for Installation To avoid any body injury and device damage please read this chapter carefully before the installation 3 1 Safety Check The following safety items needs to be strictly followed when GT48 is installed and used Please make sure the installation site is away from wet and heat Follow electricity safety rules Please let the experienced or trained operator to install and maintain GT48 Wear static discharge wrist strap Ensure the electric ground of installed equipment Properly connect the power cable to GT48 Do not unplug the power cable when in use UPS should be used to power GT48 VV VV VV V Note Please read carefully the labeled content when installing GT48 and strictly following the operation procedure 3 2 Installation Environment 3 2 1 Temperature Humidity The GT48 installation room must maintain normal temperature and humidity If the room temperature exceeds the specified maxi
42. ng the slot housing the Main Control Module counter clock wise Store the blank face plate away for later use Step 2 Slide GT48 Main Control Module along the guide rail into the chassis Step 3 Snap the Main Control Module on to the backplane in the chassis Step 4 Turn the two thumb screws clock wise to secure the Main Control Module until they stops 4 3 Installing the FXS Interface Module Please follow the procedure below Step 1 Turn the two thumb screws of the blank face plate covering the slot housing the FXS Interface Module counter clock wise Store the blank face plate away for later use Step 2 Slide the FXS Interface Module along the guide rail into the chassis Step 3 Snap the FXS Interface Module on to the backplane in the chassis Step 4 Turn the two thumb screws clock wise to secure the FXS Interface Module until they stops 4 4 Installing the Power Supply Module Please follow the procedure when install the Power Supply Module Step 1 Turn the two thumb screws of the blank face plate covering the slot housing Power Supply Module counter clock wise Store the blank face plate away for later use www greatel net 16 Step 2 Slide the Power Supply Module along the guide rail into the chassis Step 3 Snap the Power Supply Module on to the backplane in the chassis Step 4 Turn the two thumb screws clock wise to secure the Main Control Module until they stops 4 5 Installing GT48 onto a Standard Shelf GT48 is d
43. nse for requirements When set to yes gateway will report continuously all events that meet this requirements when it receives a requirement if set to no gateway will response only once for each requirement received Step11 In the Default Package Don t Send Name field select yes or no If set to yes the gateway will reply to the default package without a package name if set to no it will reply to the default package with a package name Step12 In the Always Enable 1st Digit Timeout field select yes or no to indicate how GT48 will handle events when there is no timeout during the required time If set to yes the gateway will report timeout according to the settings when the caller does not dial a phone number after going off hook Step13 In the Onhook don t Delete Connection field select yes or no If you select yes the gateway will delete the connection when the caller does not go on hook if you select no the gateway will wait for the call agent to delete the connection Step14 In the Notify Instead of 401 402 select yes or no If you select yes the gateway will use notification message instead of 401 402 message Step15 In the Using Line Package Handle FXO field select yes or no If you select yes the gateway will process FXO as FXS if you select no it will handle FXO and FXS differently Step16 Click the Submit button 5 5 SIP Configuration Step 1 Click the SIP Config link on the left of Figure 5 1 The following di
44. ookflash Normally this number should be smaller than 800ms www greatel net Ee eis Step 5 5 7 7 Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 In the Hook Status Change field enter a number from 20 to 1000 This is the hook status change time If less than the time set here GT48 will ignore this status change Advanced IP Options Click the Advanced Config link on the left side of Figure 5 1 Then click IP Config The IP Optional screen displays IP Optional RTP Jitter Param 1 RTP Jitter Param 2 2833 Payload Type IP Failure Play Busy IP Failure Goto FXO VAD Activate G 723 1 Rate IP TOS T 38 T 38 Packet Time ms T 38 Redundancy 4 D T 38 Change Port n o Y SUBMIT DEFAULT A Figure 5 7g Leave the De Jitter Buffer Maximum frame number to its default setting of 50 It is recommended that you do not change this value Leave the De Jitter Buffer Minimum frame number to its default setting of 3 It is recommended that you do not change this value In the 2833 Packet Type field enter a value from 97 to 127 This parameter is used for transmitting 2833 packet type The default load type is 100 In the Sending Busy Tone for Network Breakdown field select on or off to indicate to send or not busy tones when IP network doesn t connect In the Switch to FXO for Network Breakdown field select on or off to indicate to switch or not all calls to FX
45. out instead of just closing the browser This will elevate the access level of the next logged on user so he she will be able to change the configurations 5 2 System Configuration Step 1 Click System Config link on the left of Figure 5 1 and you will see the following System Settings Software Version Rev 1 6 6 1 Hardware Version Rev 0 1 2 DSP Version Rev 1 4 51 0x2551 0x2551 RTP Port Min 10000 RTP Port Max 10250 First Digit Timeout s 12 Inter Digit Time out s 12 Critical Det Timeout s 5 DTMF Method 2833 w Default Codec PCMU 20 G 29A 20 G 23 30 PCMAS Echo Cancellation off v Figure 5 2 Step 2 The Software Version field displays GT48 software version The system automatically updates this field whenever a new software version is loaded You can not change this field Step 3 The Hardware Version field displays GT48 hardware version The system automatically reads hardware version and updates this field You can not change this field Step 4 The DSP Version field displays GT48 DSP software version The system automatically updates this field whenever a new software version is loaded You can not change this field Step 5 In the RTP Port Min field enter the minimum value of the RTP port Step 6 In the RTP Port Max field enter the maximum value of the RTP port www greatel net ake Note One VolP call uses two RTP ports one for RTP and the other for
46. p 10 In the DTMF Mode field use the down arrow to select the transmission mode This parameter is used to set DTMF signal transmission mode Options are Audio 2833 and INFO Audio is transparent transmission mode INFO is information transmit mode 2833 is RTP data packet transmit mode Step 11 In the Default codec field enter the codec GT48 supports GT48 supports G729A 20 G723 30 PCMU 20 and PCMA 20 You can enter multiple values here each value being separated by a comma When multiple encoding modes are entered the gateway will process the communication by selecting sequentially the encoding mode supported by both sides Codec supported by GT48 Codec mode Time interval of RTP packets transmission unit ms G729A 20 G 729A 20 G723 30 G 723 30 PCMU 20 G 711 20 PCMA 20 G 711 20 Step 12 In the Echo cancellation field select on to invoke echo cancellation and off to turn off echo cancellation Step 13 Click the Submit button 5 3 Network Configuration Step1 Click the Network Config link of the left side of Figure 5 1 The following displays www greatel net 294 Network Settings Host Name Local IP Address Default Gateway Eth0 IP Address Eth0 Subnet Mask Eth MAC Address Ethi IP Address Ethi Subnet Mask Eth MAC Address Eth IP Address Eth Subnet Mask Eth MAC Address DNS VoIP GW 192 168 2 75 19216821 00 0 A9 10 01 FF 00 0E A9 20 01
47. r Advanced Config in Figure 5 1 The following displays Route Table IP 9 REMOVE FXS 1 IP 3 REMOVE FXS 1 2 3 FXS 66xx KEEP IP 192 168 2 10 5066 FXS 16300 KEEP CODEC PCHU 20 0 FXS 2 9 ADD NONE 021 Figure 5 7b Through the routing map GT48 can find a way to reach other gateways or proxy servers Note All the calls that are not defined in the Route Map looks to the SIP Proxy Server for route guidance Origination Number Action Destination Destination Information IP 9 REMOVE FXO 5 IP 8 REMOVE FXS 1 2 3 FXS 88xx KEEP IP 192 168 2 10 5066 FXS 16300 KEEP CODEC PCMU 20 0 FXS 2 9 ADD NONE 021 From the example above you can see the setup of a route consists of five fields Origination Number Action Destination and Destination Information This means to route the Number from the Origination to the Destination Origination filed values can be FXS and IP Number field values can be any number from 1 to 9 x etc which work like those in the Digit Map The rules are gt Specific numbers such as 114 3224000 gt The beginning digits of a number such as 32xxxx or 32x or 32 www greatel net 34 Expressions such as 322 0 1 3 9 which indicates a number that starts with 322 and followed by any number from 0 to 1 or 3 to 9 In the Route Map the search for a matching number follows the principle of shortest and quickest For example x equals all numbers xx equals
48. r wires have been properly inserted into RJ45 connector a cramping tool can secure the wires to the connector and make connections to the metal pins as shown in Figure 4 5 www greatel net 19 Figure 4 5 Since straight cable is used the connector for the other end of the cable can be made the same way using RJ45 connector Note Please use shielded CAT 5 cable when option is available for better signal transmission quality After the Ethernet cable is ready one end of the cable can connect to GT48 and the other end connect to a HUB Please check the Ethernet LED status yellow means connecting in progress and green means in operation 4 6 3 Connecting FXS Cable GT48 has an FXS interface that connects to analog phones Connect one end of the FXS cable to the GT48 FXS interface and connect the other end to phones faxes or PBXs as shown in Figure 4 6 Figure 4 6 Connecting to FXS cable Note When connecting the cable makes sure you connect the right ends 4 7 Connecting Power Supply GT48 uses high efficient switching power supply module Single module can power up the unit with full load The second power supply module can also be installed to provide redundancy The switching power supply module has the following characteristics www greatel net 20 Input Voltage Range 100 240V Output different Direct Currents 70 for ringing and off hook 24V for talking battery 5V for ringing SLIC 3 3V for logic
49. regular telephones faxes and PBXs through the FXS FXO analog interfaces It connects to IP network through Ethernet interfaces GT48 provides real time and high quality IP based voice services 1 2 Features GT48 has the following features gt Flexible Configuration GT48 uses compact modular slot chassis design Users can configure the GT48 with interface cards of different types and capacities gt Carrier Reliability and Serviceability GT48 hardware is designed to reach the high MBTF Mean Time Between Failure To satisfy the carrier reliability requirement for voice gateways GT48 has the option of load sharing power module Should one power module fail to function the other power module resumes the full power function Every hardware module is hot swappable for in service maintenance gt Support FTP file transfer and Telnet remote configuration gt Protocols and Voice Codec GT48 supports MGCP SIP RTP TFTP HTTP SNMP DHCP and STUN protocols It also supports G 711 G 729A G 723 1 codec G 168 echo cancellation RFC2833 DTMF relay and T 38 fax relay gt Supported Devices GT48 supports analog telephones faxes and PBX devices gt Interoperability www greatel net 5 GT48 has completed many Soft Switch and gateway interoperability tests worldwide 1 3 Hardware Platform 1 3 1 Physical Figure 1 1 GT48 Front View O One hot swappable main control module The main module supports three 10 100M Ether
50. rmation including the IP address and level of the logon user of all WEB users SIP registration information telephone information and RTP information Resource Info Login User Info gt gt gt gt gt 1 192 168 2 198 3 SIP Registration Info gt gt gt gt gt not enabled jCal1 Context Info gt gt gt gt gt empty Rtp Context Info gt gt gt gt gt empty Figure 5 8a 5 8 2 Call Status Information Step 1 Click Log Information link on the left of Figure 5 1 Step 2 Click Call Info The Call Info page displays www greatel net Aa status ts dc call remote local codec state number timestamp callid FXS 1 onhook N A FXS 2 onhook N A FXS 3 onhook N A FXS 4 onhook N A Figure 5 8b 5 8 3 Error Information Step 1 Click Log Info link on the left of Figure 5 1 Step 2 Click Error Log The Log Info page displays You can check all the errors logons exits and overtime web access information in this page set IP address 127 0 0 1 for hostname lt localhost gt system_net_param_read unknown network param USE_FRING off slow_hw_scan 490 ether link up speed 286 duplex 0 login admin 0 IP 192 168 2 166 1 08 04 08 04 08 04 08 04 818142 309539 236239 850206 08 04 08 04 08 04 979492 526325 326335 login admin 1 IP 192 168 2 198 3 timeout logout 1 IP 192 tim
51. rt mapping function and use the port requested by STUN Step 5 In the Replace 18x with 180 Always Send 180 field select yes or no yes means to send180 in ISDN mode with voice prompt so that user can hear the normal ring back tone instead of voice prompt tone no means to send18x Step 6 In the Replace 180 with 183 field select yes or no yes means to send183 in ISDN mode with voice prompt so that user can hear the normal ring back tone instead of voice prompt tone no means to send180 Step 7 In the 180 with SDP field select yes or no yes means 180 with SDP no means 180 without SDP Step 8 In the CPN From Request Line field select yes or no yes means to get the called number from Request Line no means to get the called number from To field Step 9 In the Response Do Not Check Via field use yes or no to indicate whether to ignore the Via field or not yes means to ignore the Via field of the received message no means not to ignore the Via field of the received message Step10 The Use the full Domain Name Information during registering field is applicable only to gateways which use character type domain name yes means to use the full domain name information for example 8801 Oregistrar greatel net to register no means to just use the shared part for example 8801 greatel net of the domain name to register Step11 The Keep the Original Contact Information during Registering field is used specially for the registering mode of
52. se this feature the customer must first sign up for the call forwarding service Disable All Forwarding This feature allows the customer to disable the All Forwarding service For example to forward all calls to phone number 5614888888 the enabling code is 60 The disenabling code is 60 To enable 1 Go off hook 2 Dial 60 3 Upon hearing the dialing tone enter 5618888888 4 Dial to end 5 Goon hook To verify 1 Go off hook 2 Dial 60 www greatel net 36 3 Upon hearing the forwarded number dial to end 4 Goon hook To disable 1 Gooff hook 2 Dial 60 3 Goon hook Enable Busy Forwarding This allows the customer to enable the forwarding feature when the line is busy The default feature code is 61 To use this feature the customer must first sign up for the call forwarding service Disable Busy Forwarding This allows the customer to disable Busy Forwarding function The default feature code is 61 For example to forward all the calls when the line is busy to phone number 5614601688 the enabling key is 61 The disenabling key is 61 To enable 1 Go off hook 2 Dial 61 3 Upon hearing the dialing tone enter 5614601888 4 Dial to end 5 Goon hook To verify 1 Go off hook 2 Dial 61 3 Upon hearing the forwarded number dial to end 4 Goon hook To disable 1 Go off hook 2 Dial 61 3 Goon hook Enable No Answer Forwarding This allows the customer to define
53. splays www greatel net 27 Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step10 SIP Settings SIP Port 5060 SIP Proxy localhost 5060 SIP Registrar Registration Expires s 3600 SIP Domain Name Authentication Mode Per Endpoint User Name Password Figure 5 5 In the SIP Port field enter the SIP local port number The default value is 5060 Local port number could be set at will as long as it doesn t conflict with the other port numbers in the system In the SIP Proxy field enter the address and port number of the Proxy Server The address and port number are separated by a colon The address can be either IP address or domain name When using domain name form it is necessary to invoke DNS service in the Network Config page and set the parameter of DNS server The complete and valid setting is as follows 201 30 170 38 5060 and softswitch com 5060 In the SIP Registrar field enter the address and port number of the SIP Registrar The address and port number are separated by a colon The address can be either IP address or domain name When using the domain name it is necessary to invoke DNS service in the Network Config page and set the parameter of DNS server The complete and valid setting is as following 201 30 170 38 5060 and regster com 5060 In the Registration Expires s field enter the valid t
54. the gateway during the penetration of the private network If it is set to yes the system will keep the original Contact information during registering otherwise it will return NAT information Step12 SIP VIA using NAT Information is used to indicate whether to use the public network address information obtained by NAT or the private network address information when setting up SIP VIA field If set to yes the gateway will use the public network address information obtained by NAT otherwise it use the private network address information Step13 SIP TO Adopt Domain Name Information is used to indicate whether to use the Proxy information or the domain name information in 5 5 SIP Configuration when setting up SIP TO field Yes means the gateway will use domain name information in 5 5 SIP Configuration No means to use the Proxy information Step14 Maximal Forwarding Times of Signaling is used to set the maximum number of times of signaling packet which is forwarded on transmission net effective range 1 70 The signaling packet will be discarded if the forwarding times of the signaling packet exceed the number specified here www greatel net 46 Step15 Timer A B or DK are used as SIP special timer You do not need to set it 5 8 Log Information 5 8 1 Resources Information Step 1 Click Log Info link on the left of Figure 5 1 Step 2 Click Resource Info The Resource Info page displays In this page you can see the logon info
55. ting Step 1 Click System Tools on the left of Figure 5 1 Step 2 Click Restore Factory Setting The following displays Factory Setting NOTE Push the button will change the gateway configuraion back to factory setting including network setting Figure 5 9a Step 3 Click the Confirm button The gateway restores to the default factory settings Most GT48 gateways have been set with default value for general applications You do not need to set anything The following are the default settings of GT48 gateway They are provided for your reference 5 9 1 1 Default System Parameter Settings RTP Port Min 10000 RTP Port Max 10250 1 Digit Timeout Second 12 Inter Digit Timeout Second 12 Critical Digit Timeout Second 5 DTMF Transmit Mode AUDIO Default Codec G729A 20 PCMU 20 PCMA 20 G723 30 Echo Cancellation on 5 9 1 2 Default Network Parameter Settings Gateway IP Address 192 168 2 1 Ethernet IP Address 192 168 2 240 Subnet Mask 255 255 255 0 DNS off Preference TIME Server 192 43 244 18 Alternate TIME Server 198 60 22 240 Timeout Minute 10 www greatel net 50 Query Interval Minute 120 5 9 1 3 Default MGCP Settings MGCP Port 2427 Default Package L D G Persistent Line Event L HD L HU L HF Wildcard no All Wildcard no End of Line Using CR no Quarantine Default to Loop no Default Package Don t Send Name no Always Enable 1 Dot Timeout no On hook don
56. version Please wait about 5 Minutes for upgrading FTP server Software version UPDATE Figure 5 9b Step 3 In the FTP Server field enter the IP address or domain name of the FTP server which is used to update the software Step 4 In the Software Version field enter the software version to which you need to update otherwise the software will be updated to the latest version Note No operation is permitted during update period The Reboot message will pop up when the update is successful Click the OK button the software will switch to Reboot page automatically After clicking the Reboot button please turn off power manually and restart the gateway 5 9 3 Change Password Step 1 Click System Tools on the left of Figure 5 1 Step 2 Click Change Password The following displays www greatel net 54 Change Password Old Password New Password Confirm New Password i Operator Password operator SUBMIT Figure 5 9c Note Only an administrator has the authority to changes password The first three fields are used to change administrator password Step 3 Enter the old password in the Old password field Step 4 Enter the new password in the New password field Step 5 Enter the new password again in Confirm new password field Step 6 Click the Submit button to finish 5 9 4 Restart Gateway Step 1 Click System Tools on the left of Figure 5 1 The following displays Reboot Cl
57. well air flowed environment 3 3 Inspecting GT48 and its accessories After the installation preparation is completed the shipping package can be opened to examine all the items in the package The list of items for the GT48 is shown in Table 3 1 Table3 1 GT48 Basic Configuration and Accessories Model Number Qty Description MX CHS01 V02 00 1 GT48 Chassis one slot for main control module two slots for the interface modules and two fans MX APU70 V02 00 1 75 Watt Power Supply Module MX CBL00 0002 1 3 meter power cable MX CBL00 0003 1 3 meter console port cable SFCO0O0 0004 4 Screws MX CBL00 0012 2 Analog user line cable Note It is suggested that users carefully examine the content of the shipping package according to the sales contract If there is any question or problem please contact our customer service department Email support greatel net www greatel net 15 Chapter 4 Installation 4 1 Tools Required for Installation Screw driver Static discharge wrist strip Ethernet and console port cables Power cable Telephone cable Wiring HUB phone handset fax or PBX Terminals a PC running terminal program can be used VV VV VV V WV Universal electric meter 4 2 Installing the Main Control Module All GT48 modules are hot swappable Installation and maintenance is very easy Just Please follow the procedure below Step 1 Turn the two thumb screws of the blank face plate coveri
58. xenediencetestesdesenessectevenees 5 6 CONFIGURING 1 1 2 CARD unan 5 6 1 Configuring the Phone Number 5 6 2 Call Status Information sickened a GRA atin ian eh eles nd di R E 5 6 3 TAME e 5 7 ADVANCED CONFIGURATION ses ciesisesccscaevocsseceiacecsssvesteccdssivececace cesvossdecesda casaea AEE ENEE EEEE iias 5 7 1 Configuring the Digit Mon SS Oe 5 7 3 Seting up the E 5 7 4 System Advanced Options cian da Ke Advanced FXO Options ala de edd Eege taaan aii 5 7 6 Advanced E ILL Advanced EP Options e ici 5 7 8 Advanced SEP OPI A ia 3 8 LOG INFORMATION ovino ona iaa deer VOL Resources MN aa 5 8 2 ET 5 83 Error II AAA OO 5 8 4 Message Informal pi DO TE 5 9 SYSTEM Nee EE II Restore FACLOTY Setting ii iii aS ES 5 9 1 1 Default System Parameter Settings 59 12 Default Network Parameter Settings iia cass e E EE EAER AEA 50 KC SR EC Dee eu 51 e GC Wee E HE 51 IS DECESO E 51 5 9 1 6 System Advanced Default Seti gsisi cc scccccssssseosssesvesetencessessvsosecnsenessctesnsnsssevvesesenestevsonsetonasieosssesseonedsedtevesueoseedsvtss 52 GC DEG SE EE HI RR ET 52 www greatel net 3 5 9 0 8 FXO Advanced Default Sell gs isccc s csecscescesesevscsacareosenseapecpunencepestoaponsomeneuseategeensevesediecesensvedessensedestosnedeoteses 5 9 1 9 FXS Advanced Default Settings c scssccssssssessesecsssvsssssesecsesossessenesssvsonsetevecssossenssadssosssbanesvdsesssasesetessodseddeceseossstestoveos 53
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