How can i create a capture filter for CS4 traffic? When I look at the captured traffic, I see the Differentiated Services Field: 0x80 (DSCP 0x20: Class Selector 4. |
That worked perfectly, using ip[1] & 0xfc == 0x80 I was able to do perform a packet capture and only capture CS4 packets. Additionally, based on your response I was able to learn how to setup a capture filter for AF41: ip[1] & 0xfc == 0x88 I tested the AF41 filter and that worked as well. Thanks for the solution. |
That would be |