From: Jeff Omick (jomick@xxxxxxxxxx)
Date: Wed Mar 08 2000 - 14:14:16 GMT-3
John,
I think i can answer the route to Null0. If you have a network that you do not
want anyone
to get to, you can use a access-list or route the network to null0. Since
access-
lists are cpu intensive a route to no where is much more efficient.
Jeff Omick
John Garrett wrote:
>
> If I don't get some mail from this list soon, I may have to join the OTHER
> groupstudy list just so I have some lunchtime reading. 200 messages a day fo
r
> someone going through mailing list DTs is a fix. Heck, I have been reading
> everything I get from this list before the microwave is done!
>
> I have a few questions from things that I am working on that I would like to
> pose:
>
> I was wiping out my configs from a BGP session when I noticed that I had a
> route to Null0 in my router. Under what circumstances would you see this
> route?
>
> In OSPF, what is exactly the rule on authentication? Is it simply all
> interfaces attached to the individual network, as well as any router ospf are
a
> x auth commands in the area? Or does every interface in , say area 0, have to
> have the same passwords and authentication methods on ALL interfaces in area
> 0? I have built these & tried a few different methods, but it seems to work
> many times when I think it should be broken.
>
> What is the cisco(LAB) definition of a VPN? Everybody and their brother seem
s
> to have their own definition regarding tunnels, encryption, pptp, vpdn, lease
d
> line, etc.
>
> BTW, I hope I am not violating anything here, but I heard a rumour that both
> BGP AND OSPF will be on the lab. :-)
>
> These are some areas that I am working on - Anyone wish to discuss? I would
> like to at least get enough reading to make it through the Lean Quisine that
> the wife sends for lunch as well as the vending machine cupcakes that I follo
w
> it with.
>
> John Garrett
>
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