ip binding

Chuck Swiger cswiger at mac.com
Fri Mar 12 07:39:25 PST 2004


yusca at yus.ca wrote:
> Does freebsd have limit to bind IP address on one network card?
> 
> What is the advantage to use one ip on one NIC instead of several ip 
> addresses to bind a NIC?

You can use "ifconfig ... alias" to bind more than one IP address to a NIC; 
you must you a different subnet mask, however (usually 0xfffffff).  You also 
can use netgraph (ng_many2one?) to trunk several NICs together for 
fault-tolerance.

It was not clear to me which capability you were asking for, or maybe it 
simply is the case that you're asking why someone would do this?

-- 
-Chuck



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