Motorola BSR 64000 Guía para resolver problemas descargar pdf (Pagina 54)

BSR Troubleshooting Guide

4-54

7. To find the signal quality information for an upstream port on the BSR 1000,

use a MIB browser to access the DocsIfSignalQualityEntry table by

following the MIB tree path identified below and in Figure 4-6:

Management -> Transmission -> DocsIfMib -> DocsIfMibObjects ->

DocsIfBaseObjects -> DocsIfSignalQualityEntry

Figure 4-6 DocsIfSignalQualityEntry Table

1 2 ... 49 50 51 52 53 54 55 56 57 58 59 ... 145 146

BSR Troubleshooting Guide 1
493183-001 2
TPD-0023-01 Rev A 2
Published: March, 2002 2
Contents 3
3 Monitoring SNMP 4
4 Troubleshooting the CMTS 4
5 Troubleshooting TCP/IP 5
6 Troubleshooting RIP 5
7 Troubleshooting OSPF 6
8 Troubleshooting BGP 6
9 Troubleshooting SONET 6
Audience 9
Documentation Set 9
BSR 1000™ Documentation Set 10
Conventions 11
Notes, Cautions, Warnings 12
Contacting Support 13
Discovering Problems 18
Viewing Symptoms 19
Isolating the Problem 19
Checking Physical 21
Equipment 21
SRM LEDs 25
Fan Status LEDs 26
Alarm LEDs 27
• Module LEDs 28
• Per-Port LEDs 28
Per-Port LEDs 30
System LEDs 31
Ethernet Port LEDs 33
Monitoring SNMP 35
Displaying SNMP Information 37
SNMP Information Explanation 38
Troubleshooting the CMTS 39
• Power-on 44
• Initial maintenance 44
• Station maintenance 44
• Power-off 44
Cause or Symptom Problem 46
Field Description 48
CM is Offline 70
RDN#debug cable reg 72
RDN#debug ip udp dhcp 74
Troubleshooting TCP/IP 79
Incomplete DNS Host Table 83
Handling Routing Problems 84
Q Source quench 85
P Protocol unreachable 85
N Network unreachable 85
U Port unreachable 85
H Host unreachable 85
Routing Interface Down 87
RDN(config-if)#no shutdown 88
RDN#show ip interface brief 94
RDN(config-if)#debug ppp fsm 94
RDN(config-if)#debug ppp ipcp 95
RDN(config-if)#debug ppp lcp 95
RDN(config-if)#crc [16 95
Misconfigured Route Filtering 100
Split Horizon is Disabled 101
Troubleshooting RIP 103
RDN(config-rip)#debug ip rip 103
Option Description 105
Troubleshooting OSPF 107
Introduction 109
Misconfigured Router 110
Mismatched OSPF Parameters 111
Mismatched IP MTU 112
RDN(config)#router ospf 114
Troubleshooting BGP 117
Handling BGP Routing Problems 119
Misconfigured Access List 120
RDN#show ip route 123
RDN#show running-config 123
Troubleshooting SONET 125
Resolving Fault LED Issues 127
LOS Resolution 128
LOF Determination 129
LOF Resolution 129
LOP Determination 130
LOP Resolution 131
Failed POS Module 131
Data Loss Determination 132
Error Description 133
Data Loss Resolution 134
Cable Modem 135
Registration Process 135
Initial Ranging 138
Establishing IP Connectivity 138
Establishing Time of Day 139
TFTP Connectivity 139
Registration 139
Baseline Privacy 140
Periodic Ranging 140
Data Exchange 141

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Motorola BSR 64000 Guía para resolver problemas Pagina 54

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