Troubleshooting and Diagnostics

268

Table 14–1.Troubleshooting—Symptoms and Causes

Symptom

Cannot receive or send data

If IAD is configured as router:

If the IAD is configured as a bridge:

Probable Cause

Corrective Action

Incorrect PVC/DLCI

Verify these settings:

set for data channel

VPI: 0 to 255

 

VCI: 0 to 65535

 

DLCI: 16 to 1023

 

(default PVC 0/38; DLCI

 

32)

 

View Interface

 

(page 215) and Media

 

statistics (page 226) to

 

check the pack receive

 

and send status.

Incorrect network

Check and correct

setup

network setup as

 

necessary.

Incorrect or missing

Ensure that both the LAN

LAN or WAN IP

and WAN IP addresses

address

are configured.

Incorrect or missing

Review the routing table

default static route

and correct as necessary

 

(page 238).

Incompatible RIPv1

Check and correct subnet

 

masks (255.255.255.0)

 

Update RIPv1 to RIPv2.

incorrect bridging

Review IAD configuration

parameters

(page 203) and current

 

bridge status (page 239).

 

Correct as necessary

Incorrect

Ensure that the IAD is

connection

connected to another

 

bridge

Missing peer or

Install a converter to

converter

convert 1483 cells to

 

Ethernet packets.

 

 

NetEngine IAD User Guide

Page 287
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Polycom 7000, 6000 manual Cannot receive or send data, If IAD is configured as router

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