Table of Contents
ii
November 2001
Chapter 5. Loop Back and BERT Testing ………… 89
5.1 General ……...………………………………………… 89
5.2 Status Indicators and Messages ……………….……… 89
5.3 User Activated Loop Back ……….…………………… 92
Chapter 6. SNMP Option ………………………… 103
6.1 Installation …..………………………………………… 103
6.2 Simple Network Management Protocol ……….……… 106
6.3 Breakdown of MIB for ETU-01A ……………………… 111
Appendix A. I/F Specifications ………….……..…. 117
A.1 E1 Line Connectors …………...………………...……. 117
A.2 X.21 User Data Channel Connector …………….……. 119
A.3 V.35 User Data Channel Connector …………….……. 120
A.4 RS-530 User Data Channel Connector ………………. 121
A.5 RS-232 User Data Channel Connector …………...…. 122
A.6 RS-530 to RS-449 Adapter Cable ……...…………….. 123
A.7 G.703/64K Codirectional Channel Connector ……..… 124
A.8 G.703/NRZ User Data Channel Connector ………….. 125
A.9 10BASE-T User Data Channel Connector …………… 126
Appendix B. Performance Monitor …………..…. 127
Appendix C. Rack Mounting Option ….……..…. 131
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