Re: Question concerning dual-NIC configuration

2003-08-14 Thread Kenneth Culver
> Coming from a Network Engineering perspective, I'm interested in having
> my servers be as redundant as possible.  I have two NIC's in the
> machine, so I would like for the "server" to be reachable over either
> interface.
>
> To my mind, I would give a loopback interface an IP address that is the
> "server" in this case.  Then, each interface would have it's own subnet
> and I would route over those two interfaces to the loopback for all
> packets destined to the server.  So, something like:
>
> lo1 -> 192.168.1.1/32
> ed0 -> 172.16.1.2/30ed1 -> 172.16.1.6/30
>
> Then, on the router, I have a route statement for 192.168.1.1/32 over the
> two interface subnets.
>
You could do this, but I'm not sure why you'd want to route those 2 to 1
interface. it'd be easier to make your server daemons listen on the 2 ed
devices.

Ken
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RE: Question concerning dual-NIC configuration

2003-08-12 Thread Kenneth Culver
> why would ya want to route lo1 127.0.0.1 to a 192.x.x. address ???
> seems to me that there are to many system side processes that listen or
> ocmmunicate thru that...giving access or routing that traffic to a
> internal address ...doesnt seem to smart to me.
> --
>
> I wouldn't; I was using that as an example.  I would want to create a
> second, separate loopback interface, much in the same way you can do on a
> Cisco and then route traffic across both interfaces to the loopback.  All of
> the addresses would be valid.
>
That still doesn't seem like something you'd want to do. It doesn't really
gain you anything that I can think of.

Ken
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RE: Question concerning dual-NIC configuration

2003-08-08 Thread Michael K. Smith

why would ya want to route lo1 127.0.0.1 to a 192.x.x. address ???
seems to me that there are to many system side processes that listen or
ocmmunicate thru that...giving access or routing that traffic to a
internal address ...doesnt seem to smart to me.
-- 

I wouldn't; I was using that as an example.  I would want to create a
second, separate loopback interface, much in the same way you can do on a
Cisco and then route traffic across both interfaces to the loopback.  All of
the addresses would be valid.

Mike

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Re: Question concerning dual-NIC configuration

2003-08-08 Thread Kenneth Culver
> why would ya want to route lo1 127.0.0.1 to a 192.x.x. address ???
> seems to me that there are to many system side processes that listen or
> ocmmunicate thru that...giving access or routing that traffic to a
> internal address ...doesnt seem to smart to me.

This is basically what I just said.

Ken
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