Cisco Systems uBR7200 Series Anleitung zur Fehlerbehebung PDF herunterladen (Seite 28)

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Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide

78-5897-01

Chapter 4 Troubleshooting the System

Understanding Show Command Responses

Table 4-18 Show Interface Cable Upstream Command Field Descriptions

Field Description

Cable Indicates the location of the upstream interface

Upstream is

up/...administratively down

Indicates the administrative state of the upstream interface

Received broadcasts Number of broadcast packets received through this

upstream interface

multicasts Number of multicast packets received through this

upstream interface

unicasts Number of unicast packets received through this interface

discards Number of packets discarded by this interface

errors Sum of all errors that prevented upstream transmission of

packets through this interface

unknown protocol Number of packets received that were generated using a

protocol unknown to the Cisco uBR7246

packets input Number of packets received through this upstream

interface that were free from errors

corrected Number of error packets received through this upstream

interface that were corrected

uncorrectable Number of error packets received through this upstream

interface that could not be corrected

noise Number of upstream packets corrupted by line noise

microreflections Number of upstream packets corrupted by

microreflections

Guaranteed-rate service queue

depth

Number of bandwidth requests queued up in the

Guarantee-rate queue. This queue is only available to

modems that have a reserved minimum upstream rate in

their Class of Service

Best-effort service queue depth Number of bandwidth requests queued up in the

Best-effort queue. This queue is available to all modems

that do not have any reserved rate on the upstream

Total Modems On This

Upstream Channel

Number of cable modems currently sharing this upstream

channel. This field also shows how many of these modems

are active

Current Total Bandwidth

Reserved

Total amount of bandwidth reserved by all modems

sharing this upstream channel that require bandwidth

reservation. The Class of Service for these modems

specifies some non-zero value for the guaranteed-upstream

rate. When one of these modems is admitted on the

upstream, this field value is incremented by this

guaranteed-upstream rate value

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 57 58

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