RE: ospf over async interface

From: Church, Chuck (cchurch@wamnetgov.com)
Date: Thu May 13 2004 - 14:07:29 GMT-3


Send your int async65 configs, router ospf x configs, and the line aux0
configs. The cause has got to be in one of those.

Chuck Church
Lead Design Engineer
CCIE #8776, MCNE, MCSE
Wam!Net Government Services - Design & Implementation Team
13665 Dulles Technology Dr. Ste 250
Herndon, VA 20171
Office: 703-480-2569
Cell: 703-819-3495
cchurch@wamnetgov.com
PGP key:
http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.
com

-----Original Message-----
From: Yash Bajpai [mailto:ccieyash@yahoo.com]
Sent: Thursday, May 13, 2004 12:46 PM
To: Church, Chuck
Cc: ccielab@groupstudy.com
Subject: RE: ospf over async interface

no there are no passive default or passive interface configuration at
all.

just for the heck of it, i even enabled ip directed-broadcast (somehow
it made sense to me that time, but of no avail)
--- "Church, Chuck" <cchurch@wamnetgov.com> wrote:
> That's certainly it. Do you have passive default in the router
> config?
>
>
> Chuck Church
> Lead Design Engineer
> CCIE #8776, MCNE, MCSE
> Wam!Net Government Services - Design & Implementation Team
> 13665 Dulles Technology Dr. Ste 250
> Herndon, VA 20171
> Office: 703-480-2569
> Cell: 703-819-3495
> cchurch@wamnetgov.com
> PGP key:
>
http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.
> com
>
> -----Original Message-----
> From: Yash Bajpai [mailto:ccieyash@yahoo.com]
> Sent: Wednesday, May 12, 2004 3:29 PM
> To: Church, Chuck
> Cc: ccielab@groupstudy.com
> Subject: RE: ospf over async interface
>
> yes both the routers have their async under ospf process. this is what

> i see on both routers
>
> R2#sh ip ospf int async 65
> Async65 is up, line protocol is up
> Internet Address 192.168.1.1/30, Area 2
> Process ID 1, Router ID 192.168.100.1, Network Type POINT_TO_POINT,
> Cost: 1111
> 1
> Transmit Delay is 1 sec, State POINT_TO_POINT,
> Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
> No Hellos (Passive interface)
> Neighbor Count is 0, Adjacent neighbor count is 0
> Suppress hello for 0 neighbor(s)
>
>
> ****************
>
> R3#sh ip ospf int async 65
> Async65 is up, line protocol is up
> Internet Address 192.168.1.2/30, Area 2
> Process ID 1, Router ID 192.168.10.1, Network Type POINT_TO_POINT,
> Cost: 2631
> Transmit Delay is 1 sec, State POINT_TO_POINT,
> Timer intervals configured, Hello 10, Dead 40, Wait 40, Retransmit 5
> No Hellos (Passive interface)
> Index 1/1, flood queue length 0
> Next 0x0(0)/0x0(0)
> Last flood scan length is 0, maximum is 0
> Last flood scan time is 0 msec, maximum is 0 msec
> Neighbor Count is 0, Adjacent neighbor count is 0
> Suppress hello for 0 neighbor(s)
>
> my biggest doubt it the no hellos (PASSIVE INERFACE) line. that is the

> issue, i think. but why??....
>
>
> --- "Church, Chuck" <cchurch@wamnetgov.com> wrote:
> > Did you do a debug on OSPF - 'deb ip ospf hello'
> to see what going on?
> > Are both interfaces in the OSPF process?
> >
> >
> > Chuck Church
> > Lead Design Engineer
> > CCIE #8776, MCNE, MCSE
> > Wam!Net Government Services - Design &
> Implementation Team
> > 13665 Dulles Technology Dr. Ste 250
> > Herndon, VA 20171
> > Office: 703-480-2569
> > Cell: 703-819-3495
> > cchurch@wamnetgov.com
> > PGP key:
> >
>
http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.
> > com
> >
> > -----Original Message-----
> > From: Yash Bajpai [mailto:ccieyash@yahoo.com]
> > Sent: Wednesday, May 12, 2004 12:23 PM
> > To: Church, Chuck
> > Cc: ccielab@groupstudy.com
> > Subject: RE: ospf over async interface
> >
> > thanks for replying Chuck!
> >
> > The links are UP and stable. a thousand 1500 bytes
> PING packet goes
> > without dropping over the async link.
> > i have enabled CDP too and that works like a charm
> too.
> >
> > But running OSPF or even RIP for that matter over
> this link is driving
>
> > me nuts. the processes just dont seem to wanna
> talk to to the
> > neighbor.
> > i even tried manually configuring the neigbor for
> OSPF, but no luck!
> >
> >
> > --- "Church, Chuck" <cchurch@wamnetgov.com> wrote:
> > > Yash,
> > >
> > > You skipped some steps in troubleshooting the
> > problem. Can IP
> > > (ping) get across the link, or CDP for that
> > matter?
> > > If you do a show
> > > interface, is IPCP and/or CDPCP being
> negotiated?
> > > If no IPCP, the OSPF
> > > will never work. Are the interfaces staying up,
> > or are they bouncing?
> > > Oh, and you are using a standard cisco console
> > cable, right? Ethernet
> >
> > > cables won't work.
> > >
> > >
> > > Chuck Church
> > > Lead Design Engineer
> > > CCIE #8776, MCNE, MCSE
> > > Wam!Net Government Services - Design &
> > Implementation Team
> > > 13665 Dulles Technology Dr. Ste 250 Herndon, VA 20171
> > > Office: 703-480-2569
> > > Cell: 703-819-3495
> > > cchurch@wamnetgov.com
> > > PGP key:
> > >
> >
>
http://pgp.mit.edu:11371/pks/lookup?op=index&search=cchurch%40wamnetgov.
> > > com
> > >
> > > -----Original Message-----
> > > From: nobody@groupstudy.com
> > > [mailto:nobody@groupstudy.com] On Behalf Of
> Carlos
> > G Mendioroz
> > > Sent: Wednesday, May 12, 2004 7:15 AM
> > > To: Yash Bajpai
> > > Cc: ccielab@groupstudy.com
> > > Subject: Re: ospf over async interface
> > >
> > > async default routing ?
> > > modem inout in the line ?
> > >
> > > I've never found a taxative explanation of the
> > differences between
> > > async dynamic routing and async default routing,
> > but both seem to be
> > > needed...
> > >
> > > BTW, do not be intimidated, we are all humans
> > after all :-) Also,
> > > there's a lot of info in the archives. Archive
> > searching is a great
> > > tool.
> > >
> > >
> > > Yash Bajpai wrote:
> > >
> > > > hello,
> > > >
> > > > this is my first email and i admit iam highly
> > intimidated by the
> > > > complexity of some of the
> > > questions
> > > > posted.
> > > >
> > > > in any case, i have a seemingly simple issue
> > with
> > > me.
> > > > i have two 2600 routers connected back to back
> > > using
> > > > the aux ports. i have the following configured
> > on
> > > both
> > > > ends on the async.
> > > >
> > > > interface Async65
> > > > ip address 192.168.1.1 255.255.255.252 ip
> > directed-broadcast
> > > > encapsulation ppp async dynamic routing
> async
> > mode dedicated
>
=== message truncated ===

        
                
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