[c-nsp] Strange Arp Entries

Jason Baugher jason at thebaughers.com
Fri Aug 30 12:55:18 EDT 2013


Are you missing an "ip default-gateway x.x.x.x" in your config?


On Fri, Aug 30, 2013 at 11:45 AM, Joseph Mays <mays at win.net> wrote:

> I have a simple cisco 2600 that has two fastethernet interfaces. The arp
> table is filled with entries from ip's from all over the internet
> associated with the wan interface. I have "no ip proxy-arp" turned on for
> both interfaces. Any idea why the arp table might be filling up with this
> stuff?
>
> [...]
> Internet  194.225.24.70          73   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  4.79.209.231           21   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  208.185.44.56          38   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  65.55.206.197          41   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  184.31.53.239         101   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  184.51.126.136         28   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  211.23.224.89          63   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  186.114.187.14        212   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  94.102.51.118          48   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  54.242.87.237         217   000d.bdc3.f861  ARPA
> FastEthernet0/0
> Internet  74.125.29.84          225   000d.bdc3.f861  ARPA
> FastEthernet0/0
> [...]
> _______________________________________________
> cisco-nsp mailing list  cisco-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/
>


More information about the cisco-nsp mailing list