Re: OSPF Demand Circuit issues

From: Ademola Osindero (osindero@xxxxxxxxxxxxxxxxx)
Date: Tue Jun 18 2002 - 05:49:38 GMT-3


   
Lance,

First things first, are we doing DDR on both routers? It may help a lot if
you configure everything in steps. R3 does not have dialer-group x
configured on it. How will it understand what packets to dump on its bri0/0
interface?

Regards,
Ademola Osindero

At 12:02 AM 6/18/2002 -0400, Lance wrote:
>Here are the configs on both routers:
>
>R3 config
>interface BRI0/0
> ip address 100.1.15.3 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> ip ospf message-digest-key 1 md5 cisco
> ip ospf network point-to-point
> ip ospf demand-circuit
> dialer map ip 100.1.15.5 name R5 broadcast
> isdn switch-type basic-ni
> isdn spid1 770794xxxx0101 794xxxx
> isdn spid2 770794xxxx0101 794xxxx
> no peer neighbor-route
> ppp authentication chap
>!
>
>R5 Config
>interface BRI0/0
> ip address 100.1.15.5 255.255.255.0
> encapsulation ppp
> ip ospf message-digest-key 1 md5 cisco
> ip ospf demand-circuit
> dialer map ip 100.1.15.3 name r3 broadcast 770794xxxx
> dialer load-threshold 128 either
> dialer-group 1
> isdn spid1 770422xxxx0101 422xxxx
> isdn spid2 770422xxxx0101 422xxxx
> no peer neighbor-route
> ppp authentication chap callin
> ppp multilink
>!
>
>
>
>----- Original Message -----
>From: <kris.keen@aon.com.au>
>To: "Lance" <Lance@advnetech.com>
>Cc: <ccielab@groupstudy.com>; <nobody@groupstudy.com>
>Sent: Monday, June 17, 2002 11:50 PM
>Subject: Re: OSPF Demand Circuit issues
>
>
> >
> > debug ppp authentication and show us your config
> >
> > -----------------------------------------------------------------
> > Kris Keen - CCNP, CCDP, CNE
> > Network Support Specialist - Network Systems
> > Aon Risk Services Australia Limited
> > (612) 9253 7272
> > 0404862970
> > E: Kris.Keen@aon.com.au
> >
> >
> >
> >
> >
> > "Lance"
> > <Lance@advnete To: <ccielab@groupstudy.com>
> > ch.com> cc:
> > Sent by: bcc:
> > nobody@groupst Subject: OSPF Demand Circuit
>issues
> > udy.com
> >
> >
> > 18/06/2002
> > 01:14 PM
> > Please respond
> > to "Lance"
> >
> >
> >
> >
> >
> >
> > My demand circuit is bouncing up and down.
> > R5 is connecting to R3 via ISDN. Both routers have the command no
> > peer-neighbor routes entered as well as both having the ip ospf
> > damand-circut
> > command. I dont understand why it is not working. Anyone have any ideas?
> > Also what command do I use to show if all my routers understand the DNA
> > bit?
> > Also R5 never shows R3 as a neighbor when the ISDN line is up. R3 shows
>R5
> > as
> > a neighbor in the INIT state, never full ?
> >
> > Any guru's out there want to tackle this one? BTW the search
>functionality
> > on
> > the site is down.
> >
> >
> >
> >
> > R5#show dialer
> >
> > BRI0/0 - dialer type = ISDN
> >
> > Dial String Successes Failures Last called Last status
> > 770794XXXX 5 4 00:00:05 successful
> > 0 incoming call(s) have been screened.
> > 0 incoming call(s) rejected for callback.
> >
> > BRI0/0:1 - dialer type = ISDN
> > Idle timer (120 secs), Fast idle timer (20 secs)
> > Wait for carrier (30 secs), Re-enable (15 secs)
> > Dialer state is data link layer up
> > Dial reason: ip (s=133.6.65.5, d=224.0.0.5)
> > Time until disconnect 115 secs
> > Connected to 770794xxxx (r3)
> >
> > R5 is connecting to R3 via ISDN. Both routers have the command no
> > peer-neighbor routes entered as well as both having the ip ospf
> > damand-circut
> > command. I dont understand why it is not working. Anyone have any ideas?
> > Also what command do I use to show if all my routers understand the DNA
> > bit?
> >
> >
> >
> > R5#
> > 00:08:00: %ISDN-6-DISCONNECT: Interface BRI0/0:1 disconnected from
> > 770794xxxx
> > r3, call lasted 120 seconds
> > 00:08:00: %LINK-3-UPDOWN: Interface BRI0/0:1, changed state to down
> > R5#
> > 00:08:00: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0/0:1,
>changed
> > state to down
> > R5#
> > 00:08:10: %LINK-3-UPDOWN: Interface BRI0/0:1, changed state to up
> > R5#
> > 00:08:10: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0/0:1,
>changed
> > state to up
> > R5#
> > 00:08:16: %ISDN-6-CONNECT: Interface BRI0/0:1 is now connected to
> > 770794xxxx
> > r3
> > R5#



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