From: Mac (lmac0303@hotmail.com)
Date: Sun Oct 05 2003 - 23:00:59 GMT-3
Thanks, Brian and Tim, you are always so kind.
Do I need to us no arp frame-relay or no frame-relay inverse arp to make a
static map? What is the association between these commands and ip ospf
network commands? Do you know of a good document that explains that well?
thanks,
++++
MAC
++++
----- Original Message -----
From: "Brian Dennis" <bdennis@internetworkexpert.com>
To: "'Mac'" <lmac0303@hotmail.com>; <ccielab@groupstudy.com>
Sent: Monday, October 06, 2003 11:40 AM
Subject: RE: OSPF NBMA
> OSPF does not check to see if 'broadcast' is supported on the interface to
> determine the OSPF network type. A Frame-relay physical interface and
> multipoint subinterface are non-broadcast as far as OSPF is concerned
> regardless if 'broadcast' is mapped to the DLCI. You would need to
manually
> inform OSPF that the network supports 'broadcast' by changing the OSPF
> network type to broadcast.
>
> Brian Dennis, CCIE #2210 (R&S/ISP-Dial/Security)
> bdennis@internetworkexpert.com
> Toll Free: 877-224-8987
> Direct: 775-745-6404 (Outside the US and Canada)
> Internetwork Expert, Inc.
> http://www.InternetworkExpert.com
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
Mac
> Sent: Sunday, October 05, 2003 6:11 PM
> To: ccielab@groupstudy.com
> Subject: OSPF NBMA
>
> Hi, Group,
>
> I just grabed some configuration from cisco website as below, but just
don't
> know why broadcast key-word is issued because that would make it work as a
> broadcast network. Even if there is no neighbor command, the network
should
> work. Your clarification is greatly appreciated.
>
> Thanks,
>
> Mac
>
> Configurations for NBMA (Using Neighbor Statements)
> http://www.cisco.com/warp/public/104/18.html
> R4-4K
>
> interface Loopback0
> ip address 3.3.3.3 255.255.255.255
> !
> interface Serial2
> ip address 1.1.1.2 255.255.255.0
> encapsulation frame-relay
> no keepalive
> frame-relay map ip 1.1.1.1 16 broadcast
> !
> router ospf 1
> network 1.1.1.0 0.0.0.255 area 0
> !
>
> R1-7010
>
> interface Loopback0
> ip address 2.2.2.2 255.255.255.255
> !
> interface Serial1/0
> ip address 1.1.1.1 255.255.255.0
> encapsulation frame-relay
> no keepalive
> clockrate 2000000
> frame-relay map ip 1.1.1.2 16 broadcast
> !
> router ospf 1
> network 1.1.1.0 0.0.0.255 area 0
> neighbor 1.1.1.2 priority 2
> !
>
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