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CDP Announcements / Advertisements

Posted: Fri Feb 06, 2015 3:21 pm
by ezrollin
Why is my stock router sending out CDP Advertisements?
I've never seen an option to enable them? (I just happened to notice this in WireShark/Ethereal)
thanks

Re: CDP Announcements / Advertisements

Posted: Mon Feb 09, 2015 7:02 am
by ezrollin
nobody's noticed this or wanted to turn it off?

Re: CDP Announcements / Advertisements

Posted: Mon Feb 09, 2015 9:56 am
by NathanA
Probably most people who have noticed this and wanted to change it or turn it off have bothered to read the manual to figure out how:

Manual:IP/Neighbor discovery

MNDP and CDP cannot be enabled and disabled separately, if that is your question/complaint. But you can turn both of them completely off by setting "discover=no" on all interfaces under "/ip neighbor discovery".

-- Nathan

Posted: Mon Feb 09, 2015 11:24 pm
by jarda
Or you can use firewall to enable sending but disable receiving discovery packages. At least I think so.