R3303-HP HSR6800 Routers Interface Configuration Guide
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Overhead bytes ····················································································································································· 60
CPOS interface application scenario ·················································································································· 61
Configuring a CPOS interface ······································································································································ 61
Configuring an E1 channel ··········································································································································· 63
Configuring a T1 channel ············································································································································· 64
Configuring an E3 channel ··········································································································································· 65
Configuring a T3 channel ············································································································································· 65
Configuring the working mode of an interface card ································································································· 66
Displaying and maintaining CPOS interfaces ············································································································ 67
CPOS interface configuration examples ······················································································································ 67
CPOS-E1 interface configuration example ········································································································· 67
CPOS-E3 configuration example ························································································································· 69
Troubleshooting CPOS interfaces ································································································································· 70
Interface physical status is UP, link protocol status is down, and loopback is detected ······························· 70
Configuring E-CPOS interfaces ································································································································· 72
Overview ········································································································································································· 72
SONET···································································································································································· 72
SDH ········································································································································································· 72
E-CPOS ··································································································································································· 76
Configuring an E-CPOS interface ································································································································· 77
Configuring an E-CPOS interface ························································································································ 77
Configuring the operating mode of an E-CPOS interface/channel ································································· 78
Displaying and maintaining E-CPOS interfaces ········································································································· 81
E-CPOS interface configuration examples ··················································································································· 81
E-CPOS interface configuration example 1 ········································································································ 81
E-CPOS interface configuration example 2 ········································································································ 83
Troubleshooting E-CPOS interfaces ······························································································································ 84
Symptom ································································································································································· 84
Solution ··································································································································································· 84
Configuring loopback and null interfaces ················································································································ 87
Configuring a loopback interface ································································································································ 87
Introduction ···························································································································································· 87
Configuration procedure ······································································································································ 87
Configuring a null interface ·········································································································································· 88
Introduction ···························································································································································· 88
Configuration procedure ······································································································································ 88
Displaying and maintaining loopback and null interfaces ························································································ 88
Support and other resources ····································································································································· 90
Contacting HP ································································································································································ 90
Subscription service ·············································································································································· 90
Related information ························································································································································ 90
Documents ······························································································································································ 90
Websites ································································································································································· 90
Conventions ···································································································································································· 91
Index ··········································································································································································· 93