Cisco Systems uBR7200 Series Guía para resolver problemas descargar pdf (Pagina 43)

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Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide

78-5897-01

Chapter 4 Troubleshooting the System

Troubleshooting Using Cable Flap Lists

Verify Cable Flap List Miss Threshold

To verify the cable flap list miss threshold, enter the show cable flap list command:

CMTS01# show cable flap list

Mac Addr CableIF Ins Hit Miss CRC P-Adj Flap Time

0010.7b6b.5d1d C3/0 U0 0 688 169 0 0 3 Nov 5 12:28:50

0010.7b6b.5e15 C3/0 U0 1 707 185 0 0 5 Nov 5 12:29:52

0010.7b6b.5e27 C3/0 U0 1 707 198 0 0 5 Nov 5 12:29:55

0010.7b6b.5d29 C3/0 U0 1 709 205 0 0 5 Nov 5 12:29:52

0010.7b6b.5e2b C3/0 U0 1 710 204 0 0 7 Nov 5 12:30:16

Set Cable Flap List Size

You can specify the maximum number of cable modems that can be listed in the cable flap list tables.

The valid range is from 1 to 8192 cable modems. The default is 8192 cable modems.

To specify the maximum number of cable modems that can be recorded in the flap list, use the following

command in global configuration mode.

Verify Cable Flap List Size

To verify the cable flap list size, enter the show cable flap list command:

CMTS01# show cable flap list

Mac Addr CableIF Ins Hit Miss CRC P-Adj Flap Time

0010.7b6b.5d1d C3/0 U0 0 688 169 0 0 3 Nov 5 12:28:50

0010.7b6b.5e15 C3/0 U0 1 707 185 0 0 5 Nov 5 12:29:52

0010.7b6b.5e27 C3/0 U0 1 707 198 0 0 5 Nov 5 12:29:55

0010.7b6b.5d29 C3/0 U0 1 709 205 0 0 5 Nov 5 12:29:52

0010.7b6b.5e2b C3/0 U0 1 710 204 0 0 7 Nov 5 12:30:16

Clear Cable Flap List

To remove a single cable modem from the flap list or to remove all cable modems from the flap list, use

one of the following commands in global configuration mode.

Table 4-25 Instructions to Set Cable Flap List Size

Command Purpose

CMTS01(config)# cable flap-list size number

Specify the maximum size of the flap list.

Table 4-26 Instructions to Clear Cable Flap List

Command Purpose

CMTS01(config)# clear cable flap-list mac-addr

CMTS01(config)# clear cable flap-list all

Clear the entries in the cable flap list for the cable

modem with this MAC address.

Clear the entries for all of the cable modems in the

flap list.

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