HP HSR6800 Configuration Manual page 5

Configuring an E1 channel ··········································································································································· 60
Configuring a T1 channel ············································································································································· 61
Configuring an E3 channel ··········································································································································· 62
Configuring a T3 channel ············································································································································· 63
Configuring the working mode of an interface card ································································································· 64
Displaying and maintaining CPOS interfaces ············································································································ 64
CPOS interface configuration examples ······················································································································ 65
CPOS-E1 interface configuration example ········································································································· 65
CPOS-E3 configuration example ························································································································· 67
Troubleshooting CPOS interfaces ································································································································· 68
Interface physical status is UP, link protocol status is down, and loopback is detected ······························· 68
Configuring E-CPOS interfaces ································································································································· 69
Overview ········································································································································································· 69
SONET···································································································································································· 69
SDH ········································································································································································· 69
E-CPOS ··································································································································································· 73
Configuring an E-CPOS interface ································································································································· 74
Configuring an E-CPOS interface ························································································································ 74
Configuring the operating mode of an E-CPOS interface/channel ································································· 75
Displaying and maintaining E-CPOS interfaces ········································································································· 78
E-CPOS interface configuration examples ··················································································································· 78
E-CPOS interface configuration example 1 ········································································································ 78
E-CPOS interface configuration example 2 ········································································································ 80
Troubleshooting E-CPOS interfaces ······························································································································ 81
Symptom ································································································································································· 81
Solution ··································································································································································· 81
Configuring loopback and null interfaces ················································································································ 84
Configuring a loopback interface ································································································································ 84
Introduction ···························································································································································· 84
Configuration procedure ······································································································································ 84
Configuring the null interface ······································································································································· 85
Introduction ···························································································································································· 85
Configuration procedure ······································································································································ 85
Displaying and maintaining loopback and null interfaces ························································································ 85
Support and other resources ····································································································································· 87
Contacting HP ································································································································································ 87
Subscription service ·············································································································································· 87
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Documents ······························································································································································ 87
Websites ································································································································································· 87
Conventions ···································································································································································· 88
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