From: Andy Singh (ansingh@xxxxxxxxx)
Date: Wed Jul 19 2000 - 13:09:41 GMT-3
I'm not sure if that is the issue. Do you have to configure some type bridge
between the two ports or soemthing
----- Original Message -----
From: "Terry Eisenbraun" <teisen@mediaone.net>
To: "Andy Singh" <ansingh@cisco.com>
Cc: <ccielab@groupstudy.com>
Sent: Tuesday, July 18, 2000 5:23 PM
Subject: Re: One more question
> The Cat 3920 doesn't do a good job at properly detecting half or full
> duplex. I found that in token ring, if the switch thinks the router is
full
> duplex, but the router is only capable of half, you won't see any errors,
> and the interfaces will show up/up. But, you won't be able to ping.
> If you try wading your way through the menu, you should be able to find
the
> section where you can change ports, and you need to change the port to
half
> duplex station (assuming it says it's detecting full duplex).
>
> Terry Eisenbraun
> ----- Original Message -----
> From: "Andy Singh" <ansingh@cisco.com>
> To: "Brian Hescock" <bhescock@cisco.com>
> Cc: <ccielab@groupstudy.com>
> Sent: Tuesday, July 18, 2000 13:05
> Subject: One more question
>
>
> > thanks to every1's response. i'll try out all these things once i have
the
> > ISDN stuff configured. I know i messed up on this in the LAB which i
took
> > last SAT.
> > another thing i'd like to find out is how to configure 3920 token ring
> > switch so that two deivces that are connected to this switch can talk to
> > each other.
> > R1(to0)-----Cat3920-----R2(to0)..interfaces are up /up but R1 can't ping
> R2
> > on same subnet.
> >
> > andy
> > ----- Original Message -----
> > From: "Brian Hescock" <bhescock@cisco.com>
> > To: "Andy Singh" <ansingh@cisco.com>
> > Cc: <ccielab@groupstudy.com>
> > Sent: Tuesday, July 18, 2000 10:27 AM
> > Subject: Re: How to configure OSPF over ISDN/DDR
> >
> >
> > > Andy,
> > > ip ospf demand circuit is correct. You only need to configure it
on
> > > one side. The most common reason I've seen for it not to work is when
> > > people are doing redistribution into ospf and they don't realize that
> when
> > > the link drops it's going to advertise that fact, which is then
> > > redistributed into opsf and the link is brought back up... ;-) If
> that's
> > > the situation, try passive-interface and/or a distribute-list.
Another
> > > important thing to remember is the neighbors need to come up one time
in
> > > "full" state for ip ospf demand circuit to work after that.
> > >
> > > Brian
> > >
> > > On Tue, 18 Jul 2000, Andy Singh wrote:
> > >
> > > > Hello
> > > >
> > > > Can any1 tell me how to configure OSPF over ISDN line so hello
packets
> > won't bring up the circuit. i think you can do "ip ospf demand circuit"
> > inteface command but i can't get it to work like that.
> > > >
> > > > i'd appreciate any help
> > > > Andy
> > > >
> > >
> > >
> >
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