IP Telephony and QSIG Over IP

CTX IP Troubleshooting

Using PC or Workstation With Multiple Network Interfaces

Start capture tool and specify the network interface face on BIPU/IPT. See Figure 9-15.

Strata CTX

BIPU

Switch

Monitor device

IP Network

6710

Network Interface card

Figure 9-15 PC or Workstation With Multiple Network Interfaces

Requirement for Capture Tool

The following is the better, but not mandatory.

Support GUI format (summary, details and dump).

Enable to decode VoIP protocols.

Examples:

Sniffer

Ethereal

Network Monitor for MS-Windows

tcpdump (Linux, BSD)

snoop (Solaris)

To analyze the captured data more efficiently, save the captured data in binary format (not text format). The libcap format is better (suffix is .cap).

IP Troubleshooting Resolutions

Table 9-10 IP Troubleshooting Problems and Resolutions

No.

Problem

Action

Cause

How to Resolve

 

 

“Remove that IPT from network.

 

 

 

IPT repeats reset and

Execute ping command to an IP

IP address was duplicated

 

1

address assigned to that IPT

with other IPTs or network

Don’t duplicate IP address.

reboot.

 

from PC. Do you receive the

equipment.

 

 

 

 

 

 

reply packets?”

 

 

 

 

 

 

 

 

Connectivity Problems:

 

 

 

 

 

Verify the IPT configuration

 

 

 

 

(enter terminal setting mode by

 

 

 

 

pressing 3+6+9+Hold).

 

 

 

 

 

 

 

 

 

In FK11, Check the BIPU IP

Incorrect programming of

Re-configure the BIPU IP

 

IPT is unable to connect

address is same as that of

2

BIPU IP address.

address correctly.

to BIPU.

Prog151-FK1

 

 

 

 

 

 

1. LAN cable has come

1. Check LAN cable on a

 

 

Ping to BIPU but no replies are

loose.

route.

 

 

received.

2. Gateway setting of IPT

2. Re-configure the Default

 

 

 

was mistaken.”

Gateway address correctly.

 

 

 

 

 

9-36

Strata CTX I&M 06/04

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Toshiba CTX28 Requirement for Capture Tool, IP Troubleshooting Resolutions, IP Troubleshooting Problems and Resolutions