There are two things that the router does with its arp table... 1 It clears each hosts arp entry at some age interval, which can be changed. 2 It periodically updates its arp-cache by sending out a unicast arp for each arp entry it has.
The periodic refresh might be what you are seeing. Without more details that's all I know. Jeff Fitzwater OIT Network Systems Princeton University On Mar 7, 2008, at 10:27 AM, Andrey O.Sokolov wrote: > > > Good day! > > I have cisco7606 with sup32, IOS 12.2(33)SRB2, c7600s3223_rp- > ADVIPSERVICESK9-M > > Periodically (sometimes time some minutes) spontaneously cleared > arp-table on this device, and I have > big broadcast flow on my network. > > What is this? > Could someone help me solve this problem? > > -- > _______________________________________________________________ > WBR, > ***AOS224-RIPE*** mailto:[EMAIL PROTECTED] > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
