ZyXEL P-791R v2 Guia Do Utilizador

P-791R v2 Support Notes

Support Tool

1. LAN/WAN Packet Trace

The P-791R 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-791R
v2. It is also very helpful for diagnostics if you have compatibility problems with
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-791R 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