[CLUG] udp broadcast packets
davidd at sponge.xevion.net
Fri Nov 14 16:38:22 GMT 2003
Quoting Kevin O'Riordan (k_oriordan at hotmail.com):
> Is there any way to test if udp broadcast packets are reaching machines in
> a subnet? Have a program that's sending them out, but it doesn't look like
> they are getting anywhere.
Hard, but if you want to check in general
ping -b 192.168.0.255 for example, the point of udp is
that you don't get a reply, so the ping should show
any machines alive, which should get the packets,
or else run tcpdump on the remote machine (haha, don't
do this via ssh ;p).
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