EOe1-A User Manual
Contents
1. 32 Appendiw A RE t 33 Console Cable pin5 DO9MDO9FO0Q3 0 velis eue ou devel 33 Ao Ld srenalDimection of Console 33 PRD EPE LIT TE 33 A DGS Gk a Ec Ouran nen ne mre nen 33 RA GC VOLU T A 33 T D Um mE 34 Table of Contents Chapter 1 Introduction Chapter 1 Introduction 1 0 Welcome Thank you for your purchase of the EOe 1 A Ethernet over E1 bridge DSU CSU with SNMP We hope you will find this equipment to be an excellent addition to your network You will find support for this equipment is readily available through CTC Union distribution channels as well as direct support from CTC Union and CTC Union s Support Website This manual is used to explain the configuration of EOe71 A and its operating procedures This manual is divided into 5 Chapters the Introduction Installation Configuration amp Operation Maintenance amp Troubleshooting and SNMP Operations plus the Appendices The Appendices include the details for pin assignments of special cables and gives further information on options for placing the device in service The divis2. UNION TECHNOLOGIES CO LTD CE 1 H W Ver 1 1G F W ver 1 1 0 0 ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 449 49 49 49 49 49 49 IH 49 49 GH 49 49 IH 49 GB GH 49 49 IH GH GH 48 49 IH GH GB GH 49 GH GH 4S GB GH GH IH GB 49 49 49 49 IH GH GH IH 49 IH 49 49 GH 9 GH 8 8 Settings Timing Recovery Line Code HDB3 Line Impedance 120 ohm Payload 2048Kbps Please select an item or press ESC to return to main menu 1 Timing select choose either 1 or 2 If connecting to network select recovery If connecting point to point select 2 Internal Osc for the unit at the CO side and select 1 recovery for the CPE side lt 1 gt lt 2 gt Internal OSC 2 Line code select choose either 1 or 2 In almost all cases HDB3 is the default line coding lt 1 gt lt 2 gt AMI 3 Line Impedance select choose either 1 or 2 If connecting by coax BNC select 2 75 ohm If connecting by twisted pair RJ 45 select 1 120 ohm lt 1 gt 120 ohm lt 2 gt 75 ohm 4 payload select choose any 1 thru 8 The is always unframed however the hardware can select any of the 8 payload rates lt 1 gt 2048 lt 2 gt 1024 lt 3 gt 512 lt 4 gt 256 lt 5 gt 128
3. cp 7 Product a 7 1 2 Package T 7 c au 8 LA ELS ENa SUC UTE M 9 WIDE NR OE EN TPRON 10 LOS ystems Timing Considerations 10 Funcional Descr DON 11 1 7 Typical System 12 Chapter 2 Pris tala ny 13 duod td c otl o atium sp 13 RE LS m E 13 2 2 Mec honc al Asse mD tea 13 2A Electrical Installations e done let no oed donis oue inta 13 2 C onm CLIOM PII AUST OTM nocte telo cese obe sn 14 0 Mo unt nstallati OI P 15 Chapter 3 17 E oc Sm 17 3 2 C 17 18 Conmticuration Via Console T T 18 SANI re
4. User Manual EOe1 A Ethernet Bridge over Unframed E1 With Web SNMP Management union CTC UNION TECHNOLOGIES CO LTD CTC Union Technologies Co Ltd Far Eastern Vienna Technology Center Neihu Technology Park SF No 60 Zhouzi St Neihu District Taipei 114 Taiwan Tel 886 2 26591021 Fax 886 2 27991355 Email info ctcu com URL http www ctcu com 1 Manual Ethernet Bridge over Unframed E1 With Web SNMP Management Version 1 04 June 8 2009 This manual supports the following models 1 EOel A DC EOel A AD This document 15 first official release manual Please check Union s website for any updated manual or contact us by E mail at info ctcu com Please address any comments for improving this manual or to point out omissions or errors to marketing ctcu com Thank you Copyright O 2009 CTC Union Technologies Inc rights reserved content and specifications are subject to change without prior notice Legal The information in this publication has been carefully checked and is believed to be entirely accurate at the time of publication CTC Union Technologies assumes no responsibility however for possible errors or omissions or for any consequences resulting from the use of the information contained herein CTC Union Technologies reserves the right to make changes in its products or product specifications with the intent to improve function or de
5. associated with each community this is the SNMP community name table of the entity In general SNMP agents support two types of access rights Read only The SNMP agent accepts and processes only SNMP getRequest and getNextRequest commands from management stations which have a read only community name Read write The SNMP agent accepts and processes all the SNMP commands received from a management station with a read write community name SNMP agents are usually configured to send traps to management stations having read write communities 31 Chapter 5 SNMP Operations 5 2 Breakdown of MIB for EOe1 A The OID for EOe1 A starts at 1 3 6 1 4 1 4756 32 ctcEOEIA Branch 01 elLineEntry pointer po ohm 75 rate 1024Kbps I mae SI2KbpsQ 0 0 o rae 256KbpQ 2002 rate 128Kbps 4 rate 64Kbps 5 mte 32Kbp 0 mae l Kbp S alOme map 02 lanEntry rate l0Mbps l 0Sln Dupex 00 2 OF am PLC enable 42 disable 2002 22 OS die FLC enable po disable 2002 06hdeldeCode code FEO 422 02 pf OF an MACLearn enable 42 disable 202 disalel 202 2 jdisble0 0 005 OSremoeRLB loopdown0 2 O4berTet disable 05 bertError nmoPatemLos 0 RO 47 ROP 32 Appendix A Appendix A Cable Specifications A 1 Console
6. lt 6 gt 64 lt 7 gt 32 lt 8 gt 16 19 Chapter 3 Configuration amp Operation 3 4 2 2 LAN Settings This menu contains all the settings specifically for the Ethernet LAN including auto negotiation flow control and the bridge repeater mode UNION TECHNOLOGIES CO LTD 1 H W Ver 1 16 F W Ver 1 1 0 0 p L n ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 49 IH 49 49 GH IB GH 49 IH GB GH IB GH GH GB GH GB GH 49 IH GH 49 GB GH 49 IH GH GB 49 IB 49 49 GH GB 49 49 49 IH 49 49 49 49 49 8 8 LAN Settings Auto Mode Auto Speed of LAN 100M bps Duplex Mode Full Flow Control of LAN Enable Flow Control of HDLC Enable HDLC Idle Code 7E Mode Bridge Please select an item or press ESC to return to main menu 1 Auto mode select choose either 1 or 2 Setting 2 auto will enable the Ethernet auto negotiation per IEEE802 3u In this mode the speed and duplex cannot be set Setting 1 manual will enable the forced mode setting Use caution here as a forced mode setting on this device will cause any connected auto device to revert to half duplex auto negotiation failure action and there could exist a duplex mismatch condition Additionally in forced mode auto MDIX is not available Manual lt
7. Cable pn 58 D9MD9F003 0 To EOet A DB9F DB9M DTR 4 6 8 A 2 E1 Cables A 2 1 USOC RJ 48C This standard uses a physical RJ 45 connector for twisted pair on 120 ohm cable 3 notused not used A 2 2 Coaxial This interface uses a pair of unbalanced BNC connectors with one cable carrying transmit data and the other carrying received data over coaxial 75 ohm cables TTIP TX Shell TRING RTIP RX Shell RRING 33 A 3 Ethernet Appendix A The Ethernet port uses a physical RJ 45 connector Be careful not to confuse it with the E1 balanced twisted pair connector 6 ReceiveData not used 8 noued 00 04 This product should use Ethernet UTP cable that complies with Category 5 or above 34 886 2 2659 1021 886 2 2659 0237 E info ctcu com
8. IH 49 IH GH 48 GH 49 GH IH GH GH 49 49 IH GH GB 49 49 49 GB GH GB GH GH IH GH 49 GB 49 49 IH GH 49 49 49 49 49 IH GH GH 49 IH GH 8 CTC UNION TECHNOLOGIES CO LTD 1 1 16 ver 1 1 0 0 ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 49 49 49 49 49 49 49 49 49 GH GB GH GH IH 49 IH GH 48 GH 49 49 IH 49 GH 49 49 IH GH GB GH 49 49 GB 49 GB GH 49 IH GH GH GB IH 49 IH 49 49 49 49 IH 49 IH GH GH 49 GH GH 8 Main Menu El Setting LAN Setting System Setting Network Setting Please select an item Date 2000 01 15 Time 07 21 24 The main menu presents the administrator with 4 major configuration items 3 4 2 1 E1 Settings This menu contains all the settings specifically for the G 703 including clock configuration line code termination impedance and payload size ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 49 49 49 49 49 49 49 IH 49 GH GH 49 49 IH GH GB GH 49 49 IH GH GH 49 49 IH GH FB GH 49 GH GB GH GB GH 49 49 GB GH 49 GH GH IH GH 49 49 49 IH 49 49 GH 9 GH 8 8
9. Minute Second 6 Factory Default use this and confirm to restore all settings to their factory defaults 2 Chapter 3 Configuration amp Operation 3 4 2 4 Network Settings This menu contains all the settings specifically for the Network and SNMP including IP address subnet mask default gateway SNMP manager and community string Note there are no web equivalents for these settings They can only be set through the serial console port the settings below are the factory default UNION TECHNOLOGIES CO LTD U U 1 H W Ver 1 16 F W Ver 1 1 0 0 iie L L ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 49 49 49 IH 49 49 49 49 49 GH 49 GH 49 IH IH GB GH 498 49 49 GH GB GH GH IH GH IH GH IB 49 IH 49 IH GH 49 49 IH 49 IH 49 49 49 49 49 IH GH 8 Network Settings 192 168 1 1 Netmask 255 255 0 0 Gateway 192 168 1 254 Trap Receiver 192 168 1 200 SNMP Manager s IP 192 168 1 200 Community String public MAC Address 00 02 ab 0d 54 bf Please select an item or press ESC to return to main menu 1 IP Assign an IP address that resides on your network to allow Web access to the EOe 1 A 2 Netmask This is the subnet mask for your connected network 3 Gateway If you require management access outside of your networ
10. Refer to Chapter 4 for the operation of the front panel push button switches Their usage is explained under the Loop Back Tests 3 4 Configuration Via Console 3 4 1 Connection The has a serial console port RS 232 that utilizes a standard DB9F connector Using a straight or 1 1 cable the console port is designed to connect directly to the COM port of Personal or laptop computers Configure the terminal emulation software HyperTerminal M TeraTerm PuTTY etc for the appropriate port and with the following parameters Baud Rate 38400 2 Data Bits 8 bits 3 Parity None 4 Stop Bits bit 5 Flow Control None 6 Emulation VT100 The configuration via console is based on a simple menu system The main menu selects the major functional block settings Each sub menu provides menu selections for each parameter Once the console is connected and terminal configured power on the EOe7 A It is assumed that only authorized personnel will have physical access to this device Therefore there is no password prompt to access the console menu 18 Chapter 3 Configuration amp Operation 3 4 2 Main Menu ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 449 49 49 IH 49 49 49 49 49 IH 49 49 49
11. controlled by a manual push button switch serial console or web interface A front panel switch generates an internal 511 bit pseudo random test pattern according to ITU T for direct end to end integrity testing The Error indicator flashes for each bit error detected The unit is built in a compact case that can be placed on desktops or shelves or installed by means of an appropriate adapter in a 19 rack please see Chapter 2 Exercise care when performing E1 loopback as a remote loop back can cause problems the local LAN if the Ethernet is connected and remote loop back is active A broadcast storm from the EOel A s Ethernet could at minimal cause local Web management to timeout or at worse effect the entire LAN 11 Chapter 1 Introduction 1 7 Typical System Applications General The EOef A is not capable of fractional El operation and should be used where only an unframed transparent 2 048Kbps transmission is available or required In the following application the EOe1 A is connected in a point to point application In this case one EOe1 A s timing should be set to Internal Oscillator while the other should be set to Recovery p EOet A 1 52 CQ e LANA Figure 1 3 LAN to LAN with EOe1 A Ethernet over E1 In the following application EOe1 A is connected an El network application In this case both EOet1 A s timing should be set to Recove
12. normal traffic Refer to Chapter 4 for details of how BERT and loop back work 26 Chapter 4 Maintenance amp Troubleshooting Chapter 4 Maintenance amp Troubleshooting 4 1 General This chapter contains procedures for performing system diagnostic tests 4 2 Loop Back Tests The loop back test buttons Local Loopbk and Remote Loopbk and the LED indicators built into the EOe 1 A allow for rapid checking of the EOe1 A and the E1 line Before testing the operation of the data system equipment and their line circuits ensure that all units are connected properly turned on and are configured correctly 4 3 Bit Error Rate Tester When depressing the Pattern push button switch the Bit Error Rate Tester BERT can be activated in which the test pattern transmitted is received by another EOe 1 A see Figure 4 1 When used opposite another EOe 1 A with the Pattern push button switch depressed and transmitting the same pattern V 52 511 bit the complete link can be tested If errors are encountered the Error indicator LED will blink for intermittent errors or remain on continuously for continuous errors In this example both units at the ends of the link have their pattern generators enabled Pattern Tester Pattern Depressed Pattern Pattern Tester Generator 1 Pattern Depressed Figure 4 1 BERT operation 27 Chapter 4 Maintenance amp Troubleshooting 4 4 Local Loop Back This test is act
13. 2 gt 2 Speed select choose either 1 or 2 This setting is only available if Auto Mode has been set to Manual Select 1 1OMbps to set the Ethernet for IOBase T or select 2 100Mbps to set the Ethernet for 100 lt 1 gt 10 Mbps lt 2 gt 100Mbps 3 Duplex mode select choose either 1 or 2 This setting is only available if Auto Mode has been set to Manual Select 1 Half to set the Ethernet for Half Duplex or select 2 Full to set the Ethernet for Full Duplex lt 1 gt lt 2 gt Full 4 LAN flow control select PAUSE is a flow control mechanism on Full Duplex Ethernet link segments defined by IEEE 802 3x and uses MAC Control frames to carry the PAUSE commands Disable lt 2 gt 5 HDLC flow control select This flow control works on the HDLC side of things and should keep WAN traffic under control Disable lt 2 gt Enable 6 HDLC idle code select choose either 1 or 2 Selecting 1 7E will provide the default idle code pattern 01111110 while selecting 2 FF will set the alternate all ones idle code pattern 11111111 lt gt 7 lt 2 gt 7 Mode select choose either 1 2 In 2 Bridge mode the 1 can learn up to 2K MAC addresses Addresses are stored in the Address Table The EOe1 A searches for the Source Address SA of an incoming packet in the Address Table and acts as follows If the SA was not found in the Address Table a new address the 7 will wa
14. Coax cable momentarily The signal loss alarm and error LEDs should all light Reconnect the cable and they should all go out This test may also be performed on the RJ 45 by making a loop back plug which connects the pairs 1 amp 2 with 4 amp 5 Pattern Depressed DO NOT connect the Ethernet to a LAN during this Coax loop back test or Cable broadcast storm could result 1 Figure 4 4 Standalone BERT Test Troubleshooting LAN problems Most Ethernet link problems occur when trying to connect to older legacy Ethernet equipment Unless it can be confirmed that the connecting equipment supports auto negotiation or what is sometimes referred to as n way connections it is recommended to disable the auto negotiation feature and manually set the speed and duplex settings Almost all old 10Base T equipment does not support Full Duplex Ethernet so it is quite safe to set all 10 equipment settings to Half Duplex A wrong setting will result in extremely poor performance on the LAN connection Here it should be noted that a good link indication and successful ping does not necessarily mean the duplex setting is correct Additionally there is 100Base TX equipment which also does not support Full Duplex Ethernet but it is very rare Any equipment make within the last 5 7 years should work per the IEEE802 3u standard and support auto negotiation Equipment may not link or the performance could be poor if the Ethernet is
15. admin and set all other settings to their factory default 25 Chapter 3 Configuration amp Operation 3 5 3 Main Web Screen http www ctcu com 1 Technologies Co Ltd Welcome to 1 Web Manager Figure 3 2 Main Web Screen The main web screen presents the administrator with three main setting menus E1 Setting LAN Setting and System Setting Note that the Network settings may only be done through the security of the serial console and direct physical connection 3 5 4 E1 Setting Screen http www ctcu com TC EOEI A union Technologies Co Ltd HDB3 v 120 ohm v TRES Recovery HDB3 120 ahm Under E1 Settings the timing line code line impedance and desired payload speed can be set by using pull down menus selecting clicking Apply button 24 Chapter 3 Configuration amp Operation 3 5 5 LAN Setting Screen htip www ctcu com TC EOEL A UNION hnologies Co Ltd E1 Setting LAN Setting System Setting LAN Settings Choose the parameter from the pull down menus When satisfied with the selection click the Apply button To exit without saving anything click Cancel Auto Mode Default is enabled Choose either auto or manual Manual will enable the forced mode setting Use caution here as a forced mode setting on this device will cause any connected auto device to revert to half duplex auto negotiation fai
16. cations B LAN otandard Connector Shielded RJ 45 opeeds 10BASE T or 100BASE TX Duplex Full or Half Duplex Frames B WAN Protocol oynchronous HDLC Data Rates 16K 32K 64K 128K 256K 512K 1024K or 2048Kbps Chapter 1 Introduction Diagnostics Test Switches Diagnostics Local loop back Remote loop back Test pattern generator LED indicators Power PWR Gremn PowrOK Signal Loss Red _ E1 link signal loss link alarm includes error All 5 RD __ data TD Green Transmit data Link Green Ethernetlinkis good Active Green data on Ethernet 100 Ethernetis 100 Ful EthernetisFullDuplex Eror Errors received during BERT Test Test Red BERT Testactive Physical Height 45 mm 1 3 4 Width 195 mm 7 11 16 Depth 248 mm 9 25 32 Weight 850 g 116 1402 Power supply Voltage 90 250VAC universal AC model 18 72VDC universal DC model Frequency 47 to 63 Hz for AC Power consumption 10 Watts Environment Temperature 0 50C 32 122F operation Humidity 0 to 90 non condensing 1 4 E1 Signal Structure The line operates at a nominal rate of 2 048Mbps The data transferred over the line is transmitted transparently as a bit stream in Unframed mode E1 line signal The basic line signal is c
17. d all packets are forwarded across the interface no filtering 25 Chapter 3 Configuration amp Operation 3 5 6 System Setting Screen http www ctcu com TC EOEI A Technologies Co Ltd union system Settings 220 LocaRLB ss RemoteREB BERT 9 Disable On Q On Q On Enable Off Off Off Choose the parameters by clicking the radio buttons When satisfied with the selection click the Apply button To exit without saving anything click Cancel Front Panel Default is enabled This is a security feature to disable the front panel push switches If front panel switches are enabled and any switch is pressed the transmission line will be affected Disable these switches to prevent user errors Local RLB Default is Off This is the software based switch for doing loop back Normal traffic will be affected when doing loop back You must disable after doing testing to restore normal traffic Refer to Chapter 4 for details of how loop back works Remote RLB Default is Off This is the software based switch for doing loop back Normal traffic will be affected when doing loop back You must disable after doing testing to restore normal traffic Refer to Chapter 4 for details of how loop back works BERT Default is Off This is the software based switch for sending receiving BERT pattern Normal traffic will be affected when using BERT You must disable after doing testing to restore
18. d on the rear panel of the EOe 1 Refer to Figure 2 1 incorporate two BNC Coax and two RJ 45 connectors Section 2 5 provides detailed information on the interface connectors Power CE1T750 OFF if T O Rx 47 63Hz 10W 100V 240V AC Ethernet 1 1200 Console Figure 2 1 EOef A rear panel AC Power 21 750 6 C a gt Rx p C 3 UN 9oooJ m _ n TY 0 18 75Voc 10VAMAX Ethernet 1 1200 Console Figure 2 2 EOe1 A rear panel DC Power 5 1 750 OFF OFF Tx K lt Rx j QI d eod ooo o i 5 9000 M o 47 63Hz 10W 100 240 AC 18 75Vpc 10VAMAX Ethernet 1 1200 Console Figure 2 3 EOe1 A rear panel AC DC 13 Chapter 2 Installation 2 5 Connection Pin Assignments E1 Line coax connectors The pin assignment for BNC connector is as follows Pin Tx Center Tx Sleeve Rx Center Rx Sleeve RJ 45 El Connector Function TTIP Transmit data out TRING Transmit data common RTIP Receive data in RRING Receive data common The pin assignment for the RJ 45 connector follows USOC RJ 48C pin assignment 1 8 m RJ 45 Ethernet Connector Pin Function 4 TRING Transmit data out 5 TTIP Transmit data out 1 RRING Receive data in 2 RTIP Receive
19. data in 14 Chapter 2 Installation 2 6 Rack Mount Installation Standalone Rack Series units have the option of adding standard EIA 19 rack mount capability Two rack mount options provide for either mounting a single unit half space in a rack or for mounting two units in tandem full space In either situation one standard rack unit space is required Each rack mount kit provides all the necessary hardware for a complete installation Figure 2 4 Rack Mount Installation ETUOI SS In single unit installations the unit may be placed in the left or right side position simply by reversing the rack mounting brackets The kit includes one 1 short and one 1 long rack adapter four 4 3x8mm self tapping screws and four 4 12 24 0 5 screws 15 Chapter 2 Installation In order to save rack mount space units may be mounted in tandem Please refer to the following drawing examples for this application Figure 2 5 Tandem Units Mounting Exploded Figure 2 6 Tandem Units Mounting Detail The tandem kit includes two 2 rack mount brackets one 1 each of inner and outer central mounting brackets twenty 20 3x8mm self tapping screws and four 4 12 24 0 5 screws 16 Chapter 3 Configuration amp Operation Chapter 3 Configuration amp Operation 3 1 General This chapter describes the 1 controls and indicators explains operating procedures and supplies instructions for field strappi
20. improperly configured If duplex is mismatched ping will still work normally but the link will fail under heavier traffic Please guard against this condition Auto MDIX may also cause some compatibility problems Some Ethernet chips will fall asleep or shutdown if they are expecting an MDI device to connect with a crossover cable If this problem should arise please try connecting the Ethernet with a crossover cable Auto MDIX 15 disabled if auto negotiation is disabled 20 Chapter 5 SNMP Operations Chapter 5 SNMP Operations 5 1 Simple Network Management Protocol 5 1 1 SNMP Overview The Simple Network Management Protocol SNMP is one of many protocols in the Internet Protocol IP suite SNMP is the protocol recommended specifically for the exchange of management information between hosts residing on IP networks Network management allows you to monitor and control network devices remotely using conventional computer network technology The SNMP management functions of the EOe1 A are provided by an internal SNMP agent which utilizes in band communication over standard 10 100BASE TX Ethernet The SNMP agent is compliant with the 1 standard SNMP communication uses the User Datagram Protocol UDP UDP is a connectionless transport protocol part of the IP suite The SNMP protocol is an asynchronous command response polling protocol and operates at the OSI Layer 7 Layer 7 15 the Application Layer Other examples of IP protocol
21. ing mode selected for network operation Clock Mode 0 Recovery Ethernet Bridge 10 100Base transceiver Figure 1 1 Recovery timing 10 Chapter 1 Introduction Internal timing The link transmit clock is derived from the internal clock oscillator This timing mode is necessary in point to point applications over leased line In this case one 1 must use the internal oscillator while the other must operate from the recovered clock Clock Mode 1 Internal Ethernet Bridge 10 100Base E1 transceiver Figure 1 2 Internal Timing 1 7 Functional Description The 1 is a single port access unit for Unframed only The EOef A AC model has a universal auto switching power supply 90 250V AC while the DC model s internal DC DC module accepts DC voltages from 18 to 72 volts The EOe1 A WAN supports user selectable speeds which half the main E1 rate of 2 048Mbps down to a minimum of 16Kbps The line is fully compliant with the ITU T G 703 standard and has a receive sensitivity of up to 43 dB on twisted pair or coax cable This provides an approximate operating range up to 2km using 22AWG twisted pairs The also fully meets other E1 specifications including ITU T G 823 for jitter The is capable of performing local and remote loop back The operator at either end of the line may test both the EOe1 A and the line in the loop back mode The loop back is
22. ions of the manual are intended for use by personnel to answer questions in general areas Planners and potential purchasers may read the Introduction to determine the suitability of the product to its intended use Installers should read the Installation chapter and the Cabling Specification Appendix in this manual Operating Personnel would use the Configuration amp Operations along with Maintenance amp Troubleshooting Chapters and Appendices to become familiar with the various functions and settings Network Administrators should read the chapters on Configuration amp Operations and SNMP Operations to become familiar with the diagnostic capabilities network settings and management strategies for the SNMP managed 1 1 2 Product Description The is a Channel Service Unit for unframed ITU T G 703 E1 that features a built in Ethernet bridge The CSU has a built in Network Terminating Unit NTU and may connect to either 75 Ohm unbalanced unframed via coaxial cable and BNC connectors or to 120 Ohm balanced unframed E1 via twisted pairs and shielded RJ 45 connector The 1 Ethernet Bridge uses HDLC encapsulation to transport Ethernet packets across the WAN and supports 10 100 auto negotiation or manual settings for 10M 100M Full or Half Duplex Ethernet The Ethernet port also supports a standard auto MDIX feature when auto negotiation is enabled that will completely eliminate Ethernet cross over cables or the gue
23. ise roD E OT LR RE 18 AEn ert x m 19 JO WTA WED EE 23 22 1 COMME CU OD aged cassis ad caus Siete aceon 23 EN OENE 23 3592 WE BY T S T Tm 24 KREIS UNDER ee 24 SOC aco coco oed tn ioo obvios eth ent eel 25 26 Chapter 4 Maintenance amp Troubleshooting 27 2 1 Genera cis DE E D RN 2 d 2 TC aloe diva Ero aoa d i rina ceni Mere 27 AyD BiU brrot Rate Tester ii oe 27 LOOP ca tucpcn tenuate ducenmsaand Sie recat pide Ona Aa 28 2 5 Remote Loop la eee es ie eee te ee 28 Chapter 5 5NMP Operations E 30 5 1 Simple Network Management Protocol 2 eeoeiueo erra 30 T T n 30 3 152 SNMP fe dete deo eder demus 30 5 1 3 The Management Information eee 30 Icd cata dat te ae as a pd 31 NMP 31 25 2
24. it until the end of the packet error packet update the Address Table and forward the packet If the SA was found in the Address Table then the aging value of each corresponding entry will be reset to 0 When the DA is a PAUSE command then the learning process will be disabled automatically by the EOe1 A When 1 Repeater mode is selected no address learning is done and all packets are forwarded across the interface no filtering Repeater lt 2 gt Bridge 20 Chapter 3 Configuration amp Operation 3 4 2 3 System Settings This menu contains all the settings specifically for the system including enabling the front panel push buttons performing loop back and integral BERT testing setting the Web password the system time and doing a factory default reset UNION TECHNOLOGIES CO LTD U 1 H W Ver 1 16 F W Ver 1 1 0 0 E n n ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala ala 49 49 49 49 49 49 49 449 49 49 49 49 49 IH 49 GH 48 IH IH GB 49 FB 49 GB GH GB GH 49 IH GH IH 49 49 49 IH GH IH 49 49 49 IH 49 IH GH 49 49 49 49 IH GH 8 System Settings Front Panel Enable Local RLB Disable Remote RLB Disable BERT Disable web User Name web Password Time Factory Default Please select an item or press ESC to retur
25. ivated by depressing the Local Loopbk button This test checks the performance of the EOe1 A and the connections between them This test consists of looping the receive E1 signal back to the remote 1 see Figure 4 2 Local Loopbk Depressed Ethernet Bridge 1 Figure 4 2 Local loop back 4 5 Remote Loop Back This test is activated by depressing the Remote Loopbk push button The test checks the performance both of the local and the remote units as well as their interconnecting lines The remote digital loop back test consists of providing a loop back at the remote 1 see Figure 4 3 A system test may be performed by first depressing the remote loop back switch then depressing the pattern switch The test pattern will be generated sent out the E1 link and looped back by the remote unit If no errors are indicated by the error LED the link test has been successful Remote Loopbk Depressed Ethernet Bridge 1 Remote Unit Figure 4 3 Remote loop back 28 Chapter 4 Maintenance amp Troubleshooting Loop back test notes Use this method to quick test a standalone unit With the timing source set to internal oscillator connect Tx to EI Rx with a single coaxial cable Press the Pattern switch The Tx and Rx circuits will be tested The E1 signal loss and alarm LEDs should be off and no test errors should result on the error LED Disconnect the
26. k the EOe 1 A should have the default gateway IP for your network 4 Trap Receiver Set the IP address of the SNMP manager that will receive trap messages from the EOef A 5 SNMP Manager s IP Set the IP address of the SNMP manager that will access the EOef A with SNMP 6 Community String This is the SNMP community string used for managing and receiving traps from the 1 Mac Address This displays the MAC or physical Ethernet address of the LAN port MAC is set during production 22 Chapter 3 Configuration amp Operation 3 5 Configuration Via Web 3 5 1 Connection The EOef A supports an embedded web server engine that allows accessing and configuring in a graphical environment with any standard WWW browser Internet Explorer Moxilla Firefox Safari etc First use the serial console to do the settings under Network Connect the Ethernet port of the EOe1 A to your network Access the EOe1 A in web browser by using its IP address Please Input User Name amp Password User Name 54 8 characters Password a8 characters Welcome to EOE1 A Web Manager Figure 3 1 Web login screen for the EOef A 3 5 2 Login The default username and password are both admin You can change the password by using the serial console and changing it under the System Settings menu If you forget the password use the System Settings menu to do a Factory Default This will then restore the username and password to
27. lure action Additionally in manual mode auto MDIX is not available LAN Speed Choose either 10 or 100Mbps This setting is only available in Manual Mode Duplex Mode Choose either Full or Half This setting 15 only available in Manual Mode LAN Flow Control Default is enabled Choose enable or disable PAUSE is a flow control mechanism on Full Duplex Ethernet link segments defined by IEEE 802 3x and uses MAC Control frames to carry the PAUSE commands HDLC Flow Control Default is enabled This flow control works on the HDLC side and should keep WAN traffic under control HDLC Idle Code Default is 7E Selecting 7E will provide the default idle code pattern 01111110 while selecting FF will set the all ones idle code pattern 11111111 Mode The default is Bridge mode In Bridge mode the EOe1 A can learn up to 2K MAC addresses Addresses stored in the Address Table The 1 searches for the Source Address SA of an incoming packet in the Address Table and acts as follows If the SA was not found in the Address Table a new address the 1 will wait until the end of the packet error packet update the Address Table and forward the packet If the SA was found in the Address Table then the aging value of each corresponding entry will be reset to 0 When the DA is a PAUSE command then the learning process will be disabled automatically by EOe1 A When Repeater mode is selected no address learning is done an
28. n to main menu 1 Front panel switch choose 1 or 2 This is a security feature to disable the front panel push switches If front panel switches are active and any switch is pressed the transmission line will be affected Disable these switches to prevent user errors Disable lt 2 gt Enable 2 Local RLB switch choose 1 or 2 This is the software based switch for doing loop back You must disable after doing testing to restore normal traffic Disable lt 2 gt Enable 3 Remote RLB switch choose 1 or 2 This is the software based switch for doing loop back You must disable after doing testing to restore normal traffic Disable lt 2 gt Enable 4 BERT switch choose 1 or 2 This is the software based switch for sending receiving BERT pattern You must disable after doing testing to restore normal traffic Disable lt 2 gt Enable 5 Web User Name follow the prompts to change the web username default is admin Please Input Password 4 8 characters admin Please input new User Name 4 8 characters admin Please input the user name again 4 8 characters admin The user name set successfully 6 Web password follow the prompts to change the web password default is admin Please Input Old Password admin Please input new password password Please input the password again password 7 Time follow the prompts to set the system date amp time Please Input Year ex YY Month Day Hour
29. necessary in a global structure MIB s are classified in various classes branches one of them being the experimental branch another being the management mgmt branch and yet another the group of private enterprise specific branch Under the private enterprise specific branch of MIB s each enterprise manufacturer can be assigned a number which is its enterprise number The assigned number designates the top of an enterprise specific sub tree of non standard MIB s Within this context CTC Union has been assigned the enterprise number 4750 Under this scheme the path to CTC Union s Enterprise branch is iso 1 org 3 dod 6 internet 1 private 4 enterprises 1 ctc 4756 Enterprise specific MIB s are published and distributed by their creators who are responsible for their contents Specific information regarding the CTC Union s sub tree is available from CTC Union s Research and Development Division Details of the MIB structure for this product is listed in section 5 2 5 1 5 SNMP Communities To enable the delimitation of management domains SNMP uses communities Each community is identified by a name which is an alphanumeric string of up to 255 characters defined by the user Any SNMP entity this term includes both managed nodes and management stations is assigned by its user a community name In parallel the user defines for each SNMP entity a list of the communities which are authorized to communicate with it and the access rights
30. ng changes Installation procedures in Chapter 2 must be completed and checked before attempting to operate the EOef A 3 2 Controls and Indicators controls push button switches and LED indicators are located on the EOe1 A front panel Depress a push button to activate turn ON the corresponding control Release the push button to deactivate turn OFF the control The function of each push button and indicator is described in Table 3 1 and Table 3 2 CIC EO Local Remote Pattern Loopbk Loopbk Signal Loss PWR Alarm RD TD Link Active 100 Full Error Test E1 Ethernet Test m A Figure 3 1 1 Front Panel Controls Mem Control Switch Function Local Loopbk The local loop back switch causes the local 1 to loop received E1 data to its transmitter 2 Remote Loopbk The remote loop back switch causes the remote EOef A to loop received E1 data to its transmitter 3 Pattern The pattern switch causes the EOef A to send and receive 511 test pattern on the E1 If errors are encountered the Error LED indicator lights for each received error Table 3 1 Control Functions The above pushbutton functions must be enabled in the software before they can be used Pressing any of these will stop all traffic and cause the transmission link to be down Use these loop backs with care When disabled in software the network will be protected from anyone accidentally or unknowi
31. ngly pressing one of these buttons Indicators PWR Green Power Signal Loss Red E1 link signal loss Alarm Red link alarms BPV All ones AIS RD Green E1 is transmitting data TD Green E1 is receiving data Link Green Ethernet link is good Active Green Transmission on Ethernet 100 Green Ethernet is 100Base Full Green Ethernet is Full Duplex Error Red Bit Errors received during BERT test Test Red Loop back and or BERT test active Table 3 2 LED indicators 17 Chapter 3 Configuration amp Operation 3 3 Operating Procedure The 1 requires no operator attention once installed except for occasional monitoring of the front panel indicators Intervention is only required when The has to be adapted to new operational requirements e Diagnostic loops are required The is turned on when its AC power cord or central office DC power is connected to an AC power outlet or the DC input connections and the power switch is turned to the ON position The Power LED indicator will light indicating that the EOe1 A is on Verify the EOe7 A is in operation by checking that the front panel LED s match the following indicator conditions e PWR ON e Signal Loss OFF ON if no E1 signal is received e Alarm OFF HD ON OFF or Flashing e TD ON OFF or Flashing e Link ON OFF if no Ethernet connection e 100 ON for 100Base T X e Full ON for Full Duplex Ethernet e Error OFF Test OFF
32. oded using the Alternate Mark Inversion AMI or HDB3 rule In the AMI format ones are alternately transmitted as positive and negative pulse whereas zeros are transmitted as a zero voltage level AMI is not used in most 2 048Mbps transmissions because synchronization loss occurs during long strings of data zeros In the HDB3 format a string of four consecutive zeros is replaced with a substitute string of pulses containing an intentional bipolar violation The HDB3 code substitutions provide high pulse density so that the receiving equipment is able to maintain synchronization with the received signal Chapter 1 Introduction 1 5 1 Capabilities E1 link line coding The EOef A supports two E1 line codes AMI coding HDB3 coding E1 framing formats The 1 supports only Unframed E1 format WAN data rates The supports WAN channel rates of 2 048M 1 024M 512K 256K 128K 64K 32K and 16Kbps and is hardwired to a synchronous Ethernet Bridge 1 6 System Timing Considerations E1 link timing EOef A link receive path always operates the receive clock The EOef A recovers the receive clock from the received link data signal The source of the 1 EI link transmit clock be selected by the user E1 Link Transmit Timing Settings e Recovery loop back timing The link transmit clock is locked to the recovered receive clock This is usually the tim
33. r their timing from E1 network e 1 CW QU canum lt Pp LANA EOe1 A EOe1 A Figure 1 4 LAN to LAN with EOe1 A Ethernet over E1 12 Chapter 2 Installation Chapter 2 Installation 2 1 General This chapter provides detailed instructions for mechanical installation of the EOe1 A Following the completion of installation please refer to Chapter 3 for operating information 2 2 Site Preparation Install the EOe1 A within reach of an easily accessible grounded AC outlet or DC source The AC outlet should be capable of furnishing 90 250V AC DC power capable units connect via terminal block connection Allow at least 10 cm 4 inch clearance at the rear of the EOe71 A for signal lines and interface cables 2 3 Mechanical Assembly The EOef A is designed for tabletop or bench installation and is delivered completely assembled No provisions are made for bolting the to the tabletop An optional rack mount kit is available for standard EIA 19 mounting 2 4 Electrical Installation Power connection AC power is supplied to the EOe1 A through a standard 3 prong receptacle Refer to Figure 2 1 The 1 should always be grounded through the protective earth lead of the power cable or via Frame Ground connection DC power is connected to a 3 pole terminal block Refer to Figure 2 2 Observe proper polarity when connecting DC voltage Rear panel connectors The interface connectors locate
34. s MIB variables for the specific node Various MIB s can be defined for various management purposes types of equipment etc The management data itself is a collection of integer string and MIB address variables that contain all the information necessary to manage the node A leaf object s definition includes the range of instances values and the access rights Read only Instances of an object can be read but cannot be set Read write Instances of an object can be read or set Write only Instances of an object can be set but cannot be read Not accessible Instances of an object cannot be read nor set 30 Chapter 5 SNMP Operations 5 1 4 MIB Structure The MIB has an inverted tree like structure root over branches with each definition of a managed instance forming one leaf located at the end of a branch of that tree Each leaf in the MIB is reached by a unique path therefore by numbering the branching points starting with the top each leaf can be uniquely defined by a sequence of numbers The formal description of the managed objects and the MIB structure is provided in a special standardized format called Abstract Syntax Notation 1 or ASN 1 pronounced A S N dot one Since the general collection of MIB s can also be organized in a similar structure under the supervision of the Internet Activities Board any parameter included in a MIB that is recognized by the IAB is uniquely defined To provide the flexibility
35. s been tested and 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 can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference in which case the user will be required to correct the interference at his own expense NOTICE 1 The changes or modifications not expressively approved by the party responsible for compliance could void the user s authority to operate the equipment 2 Shielded interface cables and AC power cord if any must be used in order to comply with the emission limits CISPR PUB 22 Class A COMPLIANCE This device complies with EMC directive of the European Community and meets or exceeds the following technical standard EN 55022 Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment This device complies with CISPR Class A CE NOTICE Marking by the symbol CE indicates compliance of this equipment to the and LVD directives of the European Community Such marking is indicative that this equipment meets or exceeds the following technical standards EN 55022 2006 Class A EN55024 1998 A1 2001 A2 2003 and EN60950 1 2001 Table of Contents Chapter 7 LOW
36. s that operate at this layer are FTP Telnet SMTP etc management traffic 1s initiated by the SNMP based network management station Only the addressed managed entity agent answers the polling of the management station except for trap messages functions and settings accessible via the serial terminal connection or Web of the are also readable and settable via the Simple Network Management protocol 5 1 2 SNMP Operations The SNMP protocol includes four types of operations getRequest Command for retrieving specific value of an instance from the managed node The managed node responds with a getResponse message getNextRequest Command for retrieving sequentially specific management information from the managed node The managed node responds with a getResponse message setRequest Command for manipulating the value of an instance within the managed node The managed node responds with a getResponse message trap Management message carrying unsolicited information on extraordinary events that is events which occurred not in response to a management operation reported by the managed node 5 1 3 The Management Information Base The management information base MIB includes a collection of managed objects Managed objects are defined as parameters that can be managed such as specific information on device configuring or on performance statistics values The MIB includes the definitions of relevant managed object
37. sign at any time and without notice and is not required to update this documentation to reflect such changes CTC Union Technologies makes no warranty representation or guarantee regarding the suitability of its products for any particular purpose nor does CTC Union assume any liability arising out of the application or use of any product and specifically disclaims any and all liability including without limitation any consequential or incidental damages CTC Union products are not designed intended or authorized for use in systems or applications intended to support or sustain life or for any other application in which the failure of the product could create a situation where personal injury or death may occur Should the Buyer purchase or use a CTC Union product for any such unintended or unauthorized application the Buyer shall indemnify and hold CTC Union Technologies and its officers employees subsidiaries affiliates and distributors harmless against all claims costs damages expenses and reasonable attorney fees arising out of either directly or indirectly any claim of personal injury or death that may be associated with such unintended or unauthorized use even if such claim alleges that CTC Union Technologies was negligent regarding the design or manufacture of said product TRADEMARKS Microsoft is a registered trademark of Microsoft Corp HyperTerminal is a registered trademark of Hilgraeve Inc WARNING This equipment ha
38. ssing that is sometimes involved in choosing a cable when connecting to a HUB or a PC The 1 is very easy to configure by using simple serial console menu system or the Web interface from standard web browser Once configured and set the EOe71 A requires no further adjustments The embedded SNMP allows remote configuration and monitoring as well as the ability to receive alarm traps from the EOef A in the event of any major alarm condition The is available in three different power models one with universal 90 25 AC power input one with a wide range 18 72VDC DC power input and one model with DUAL AC DC To skip the rest of the product introduction for the EOe1 A please go directly to Chapter 2 Installation 1 2 Package Contents Please inspect the shipping carton and product box for any damage that may indicate the unit was dropped If you suspect the unit was dropped or damaged in shipping notify your shipping forwarder as soon as possible The comes fully assembled and contains no user serviceable parts The shipping package should contain the following 1 The EOef A unit wrapped in a clear plastic bag 2 For AC models a power cord 1 8M with C5 Mickey Mouse on one end and local power plug on the other 3 CDROM containing electronic PDF user manual and SNMP MIDB file 1 3 Technical Specifications E1 link Framing Bit Rate Line Code Line Impedance Relative Recei
39. ve Level Pulse Amplitude Zero Amplitude Transmit Frequency Tracking Internal Timing Loopback Timing Jitter Performance Complies With Interface Connectors Ethernet Bridge Chapter 1 Introduction Unframed 2 048 Kbps AMI HDB3 75 Ohms BNC coaxial 120 Ohms RJ 45 twisted pair 0 to 43dB Nominal 2 37V 10 for 75 ohms Nominal 3 00V 10 for 120 ohms 0 1V 30 ppm 50 ppm According to ITU T G 823 ITU T G 703 BNC unbalanced RJ 45 balanced 10BASE T 100BASE TX Full Duplex or Half Duplex or Auto Negotiation Up to 2k MAC Unicast addresses with a 4 way associative hashing table IEEE802 3x flow control for full duplex and back pressure for half duplex in case the buffer is full Automatic address learning aging and deletion after 5 minutes Forwarding and filtering rate at WAN speed with throughput latency of 1 frame Ethernet interface has automatic Twisted Pair polarity correction Fully compliant with IEEE 802 3 802 3u Supports 64 to 1536 byte packet lengths standard and extended length frames for VLAN tagging etc Features B B HP Auto MDI MDIX detects and corrects crossed cable B Built in data buffer 6Kx64bit SRAM B address learning table with aging function B Store amp forward architecture Packet lengths up to 1536 bytes Broadcast storming filter B Real time filtering with 256 address tables NH B 6Kx64bit packet buffering capacity Specifi
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