ZyXEL Communications P-2000W V2 manual P2000W V2 Troubleshooting Guide

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P2000W V2 Troubleshooting Guide

9.The support tells me, I may have an interoperability issue with my ITSP call server. Packet trace is requested by support to analyze the problem. How should I setup the environment and how do I trace the packet?

In such as you will need to setup your environment similar as scenario A & B to perform packet trace. Make a failed trace and make a successful trace by setting up scenario A & B and send it to support for problem analysis.

To perform packet trace the equipment required is as follow

1.PC installed with packet sniffer such "Ethereal" to make the packet

capture. Ethereal is a freeware and can be downloaded from www.ethereal.com to perform the packet capturing.

2.Hub and Ethernet cable.

3.Follow the scenario below to capture a working and a none-working trace with Ethereal and send it to support.

Scenario A

1.Connect the hub between the P2000W V2 and the front end NAT router with Ethernet cable.

2.Connect the PC with packet sniffer installed to the hub.

All contents copyright (c) 2005 ZyXEL Communications Corporation.

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Contents VoIP wireless phone 2000WPage Customer Support Introduction Frequently Asked QuestionWhat is VoIP? Why use IP for voice?What is the relationship between codec and VoIP? What advantage does VoIP can provide?What is the difference between H.323 and SIP? What is voice quality?Can H.323 and SIP interoperate with one another? What do I need in order to use SIP?What is codec? What is the relation of codec and VoIP?How do I reset the device to factory default? Which codec should I choose?What is the P2000W V2 supported Codec? Can P2000W V2 support outbound proxy? VoIP Troubleshooting Is it a hardware problem? Can P2000W V2 support STUN? How can I check if problem is cause by NAT or not? If Ive confirmed it is an NAT problem. What should I do?Unable to register with the SIP server? Can register but can not establish a call? Can make a call but the voice only goes one way not bothway?P2000W V2 Troubleshooting Guide P2000W V2 Troubleshooting Guide VoIP challenge P2000W V2 Troubleshooting Guide