tcpdump filter src dst port

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port 5060 and not (src port 5060 and dst port 5061)
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ky4k0b
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ky4k0b

Updated on February 27, 2020

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  • ky4k0b
    ky4k0b about 4 years

    I need to sniff voip traffic on 5060 port. And at the same time I need to exclude all packets where src port 5060 and dst port 5061

    I need something like:

    tcpdump -i any -vvv -s0 port 5060 and (not src port 5060 and not dst port 5061)  
    

    but the second part of the filter should be related to a single packet, not all traffic. How can I do that?

    • Admin
      Admin almost 10 years
      So you want to see all traffic to or from port 5060, except for traffic that's from port 5060 and to port 5061?