User guide

Using Diagnostic Tools

Chapter 17: Maintenance 355

EXAMPLE

The following filter string saves all packets that either originated from port 80, or are

destined for port 80:

port 80

src

PURPOSE

The src element captures all packets with a specific source.

YNTAX

src source

PARAMETERS

source

IP Address or String. The computer from which the packet is

sent. This can be the following:

• An IP address

• A host name

EXAMPLE

The following filter string saves packets that originated from IP address 192.168.10.1:

src 192.168.10.1

src port

PURPOSE

The src port element captures all packets originating from a specific port.

YNTAX

src port port

Note: This element can be prepended by tcp or udp. For information, see tcp on

page

356 and udp on page 357.