From: Lee Carter (l2carter@yahoo.com)
Date: Mon Jun 27 2005 - 18:29:39 GMT-3
could policy based routing be leveraged some way?
--- gladston@br.ibm.com wrote:
> Thanks for the reply,
>
> I am supposing a task where the default route should
> be there only if the
> ser0/0 is down,
> If serial 0/0 is up, ospf will be running, and R5
> will know all routes.
> There should be no routing protocol on ISDN.
> If serial 0/0 is up, R5 should discard packets for
> which there is no entry
> on RIB from OSPF.
>
> Do you think there is a way to do so?
>
> Cordially
>
------------------------------------------------------------------
> Gladston
>
>
>
>
> "Kumar, Manoj" <manoj.kumar@citigroup.com>
> 27/06/2005 17:08
>
> To
> Alaerte Gladston Vidali/Brazil/IBM@IBMBR,
> <ccielab@groupstudy.com>
> cc
>
> Subject
> RE: ISDN - default route
>
>
>
>
>
>
>
>
> Why don't you keep a higher admin distance (ip route
> 0.0.0.0 0.0.0.0
> <next-hop> <higher admin-dist than existing routing
> protocol>
>
> Regards
> Manoj
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of
> gladston@br.ibm.com
> Sent: Monday, June 27, 2005 10:32 PM
> To: ccielab@groupstudy.com
> Subject: ISDN - default route
>
>
> How would you configure a default route pointing to
> ISDN so it is on the
> RIB only when the main interface is down?
>
> I tried pointing to physical BRI (ip route
> ...bri0/0), but I get an
> encapsulation failed for the addresses not mapped
> under bri (dialer map
> ip...)
>
> I tried pointing to Dialer (ip route...dialer 200),
> but the default route
> is always on the RIB in this case.
>
> I tried pointing to the remote IP of the ISDN (ip
> route 172.16.45.5), but
> the default route is always on the RIB in this case
> either.
>
> Tested using legacy with this config:
>
> interface BRI0/0
> description testar dialer load-trheshold only on R5
> ip address 172.16.45.6 255.255.255.252
> encapsulation ppp
> dialer map ip 172.16.45.5 name Rack2R4 broadcast
> 4441111111
> dialer-group 1
> isdn switch-type basic-ni
> isdn spid1 555111111100
> isdn spid2 555222222200
> no cdp enable
> ppp authentication chap
> ppp multilink
>
>
> Testing using dialer profile with this config:
>
> interface BRI0/0
> no ip address
> encapsulation ppp
> dialer pool-member 200
> isdn switch-type basic-ni
> isdn spid1 555111111100
> isdn spid2 555222222200
> ppp authentication chap
> ppp multilink
>
>
> interface Dialer200
> description testar dialer load-trheshold only on R5
> ip address 172.16.45.6 255.255.255.252
> encapsulation ppp
> dialer pool 200
> dialer remote-name Rack2R4
> dialer string 4441111111
> dialer-group 1
> no cdp enable
> ppp authentication chap
> ppp multilink
>
>
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