ZyXEL 793H v2 User's Guide download pdf (Page 100)

P-793H v2 Support Notes

Support Tool

1. LAN/WAN Packet Trace

The P-793H v2 packet trace records and analyzes packets running on LAN and

WAN interfaces. It is designed for users with technical backgrounds who are

interested in the details of the packet flow on LAN or WAN end of P-793H v2. It

is also very helpful for diagnostics if you have compatibility problems you‟re your

ISP or if you want to know the details of a packet for configuring a filter rule. The

format of the display is as following Packet:

[index] [timer/second][channel-receive/transmit][length] [protocol]

[sourceIP/port] [destIP/port]

There are two ways to dump the trace:

Online Trace--display the trace real time on screen

Offline Trace--capture the trace first and display later

The details for capturing the trace in CLI as follows:

First of all, you need to telnet to the P-793H v2 firstly. The password is

Administrator passwords, „admin‟ by default.



Online Trace

(1) Trace LAN packet



Disable to capture the WAN packet by entering: sys trcp channel mpoa00

none



Enable to capture the LAN packet by entering: sys trcp channel enet0

bothway



Enable the trace log by entering: sys trcp sw on & sys trcl sw on



Display the brief trace online by entering: sys trcd brief



Display the detailed trace online by entering: sys trcd parse

Example:

1 2 ... 95 96 97 98 99 100 101 102 103 104 105 ... 129 130

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ZyXEL 793H v2 User's Guide Page 100