I presume this is coming from a host on your network rather than any router or switch. Track down the MAC address from the Sniffer, and re-configure the machine that is doing it.
If it turns out to be an Apple, let me know how you did it, 'cos I got the same problem. Nobody seems to know how to turn it off on an Apple. The best I could do was to isolate the Apples on their own VLAN give them routing for IPv4 only, and let them get on with it.
This is actually a pretty cool feature, i didn't even know it existed until I was looking for a solution to advertise a subnet (prefix in BGP talk), only if a certain condition existed. This is exactly what conditional advertisements does
j ai une question j ai achete un routeur cisco 887VA-k9 , je le configuré avec la configuration ci- dessous
si je le lier avec mon pc portable sur l un de ses ports directement ça marche toute est bien ( la connexion internet + m...
Attached policy provides CLI access to the Cisco 4G router over text messaging. Two files are in the attached .tar file:
2. PDF with instructions on how to load and use the .tcl file.