Re: PPP frame config

From: Chris Lewis (chrlewiscsco@gmail.com)
Date: Tue Jan 17 2006 - 15:37:23 GMT-3


Just the way the code is written. It is always safest to build something
(like a virtual template) before it is referenced by a configuration
command. Otherwise you are entering a configuration command that cannot
work, then going back and trying to fix it by creating the referenced
entity. Not all software copes with that sort of thing equally well.

Chris

On 1/16/06, Schulz, Dave <DSchulz@dpsciences.com> wrote:
>
> Wow! I didn't realize that....that is EXACTLY what it was, and everything
> is working. Thanks, Chris! Any thoughts on WHY the order is important
> here?
>
> Dave
>
> -----Original Message-----
> From: Chris Lewis
> To: Schulz, Dave
> Cc: ccielab@groupstudy.com
> Sent: 1/16/2006 8:27 PM
> Subject: Re: PPP frame config
>
> Did yo ucreate the cirtual-template first? If not teh order of
> operations can mess things up. A reload may fix it.
>
> Chris
>
>
> On 1/16/06, Schulz, Dave <DSchulz@dpsciences.com
> <mailto:DSchulz@dpsciences.com <DSchulz@dpsciences.com>> > wrote:
>
> Here is a little different issue that I am having on a configuration on
> a multipoint frame with PPP and OSPF. R1 is the hub with the spokes
> being R2 and R3. The strange thing about this one is that the network
> advertised on R2 is seen on R3, but not on R1. I can't seem to find any
> reason why this is occurring in the config, and the OSPF relationships
> appear to be forming correctly (see below). Thoughts?
>
>
> Here are the configs:
>
> R1:
>
> !
> interface Serial0/0
> no ip address
> encapsulation frame-relay
> frame-relay lmi-type ansi
> !
> interface Serial0/0.1 multipoint
> frame-relay interface-dlci 102 ppp Virtual-Template1
> frame-relay interface-dlci 103 ppp Virtual-Template1
> no frame-relay inverse-arp
> !
> interface Virtual-Template1
> ip address <http://172.16.123.1> 172.16.123.1 255.255.255.0
> <http://255.255.255.0>
> !
> router ospf 1
> network 172.16.123.0 <http://172.16.123.0> 0.0.0.255 <http://0.0.0.255>
> area 0
>
> R2:
> interface Loopback0
> ip address 22.2.2.2 <http://22.2.2.2> 255.255.255.0
> <http://255.255.255.0>
> !
> interface Virtual-Template1
> ip address 172.16.123.2 <http://172.16.123.2> <http://255.255.255.0>
> 255.255.255.0
> !
> interface Serial0
> no ip address
> encapsulation frame-relay
> frame-relay interface-dlci 201 ppp Virtual-Template1
> no frame-relay inverse-arp
> frame-relay lmi-type ansi
> !
> router ospf 1
> log-adjacency-changes
> redistribute connected metric 3 metric-type 1 subnets route-map LOOP
> network 172.16.123.0 <http://172.16.123.0> 0.0.0.255 <http://0.0.0.255>
> area 0
> !
> route-map LOOP permit 10
> match interface Loopback0
> !
> route-map LOOP permit 20
> !
>
> R3:
> !
> interface Virtual-Template1
> ip address 172.16.123.3 <http://172.16.123.3> 255.255.255.0
> <http://255.255.255.0>
> !
> interface Serial0
> no ip address
> encapsulation frame-relay
> frame-relay interface-dlci 301 ppp Virtual-Template1
> no frame-relay inverse-arp
> frame-relay lmi-type ansi
> !
> interface Serial1
> no ip address
> shutdown
> !
> router ospf 1
> log-adjacency-changes
> network 172.16.123.0 <http://172.16.123.0> 0.0.0.255 <http://0.0.0.255>
> area 0
>
> R1.....
>
> R1#sh ip ospf nei
>
> Neighbor ID Pri State Dead Time Address
> Interface
> 172.16.123.3 <http://172.16.123.3> 0 FULL/ - 00:00:38
> 172.16.123.3 <http://172.16.123.3>
> Virtual-Access3
> 172.16.123.2 <http://172.16.123.2> 0 FULL/ - 00:00:39
> 172.16.123.2 <http://172.16.123.2>
> Virtual-Access1
>
> Dave Schulz,
>
> Email: dschulz@dpsciences.com
<mailto:dschulz@dpsciences.com<dschulz@dpsciences.com>
> >
> <mailto:dschulz@dpsciences.com > >
>
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