[rbridge] Max Network size
touch at ISI.EDU
Fri May 6 07:39:27 PDT 2005
Guillermo Ibáñez wrote:
> I agree with your view, except about ARP.
> Is there any estimation on the ARP load expected on Rbridges as ARP
> proxies and hosts in general (ARPs unsolved by proxies)?
> I wonder whether the Rbridges are the most suited devices to handle many
> ARP requests. For big networks like this it might be worth to consider
> the use of separate ARP servers distributed over the subnetwork instead
> of ARP proxies at Rbridges.
I am anticipating that RBridges should handle ARPs via broadcast as a
default; we're looking into proxy-ARP based on knowledge of ingress
locations, to reduce ARP load. That solution would need to be fault
tolerant to loss of the proxy mechanism, whether distributed or at a server.
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