Frame-relay Problem

From: Loi, Choon Ho (ChoonHo.Loi@getronics.com)
Date: Thu Jun 02 2005 - 13:34:24 GMT-3


Hi,
Hope someone can explain this to me....

If I have:

r1(multipoint) ------------ r2(physical interface)

If I configure this, r1 and r2 can ping each other.

r1#sh run | b 6/0
interface Serial6/0
 no ip address
 encapsulation frame-relay
 no frame-relay inverse-arp
!
interface Serial6/0.123 multipoint
 ip address 172.16.123.1 255.255.255.0
 frame-relay map ip 172.16.123.2 102 broadcast
 frame-relay map ip 172.16.123.3 103 broadcast
 no frame-relay inverse-arp

r2#sh run | b 1/0
interface Serial1/0
 ip address 172.16.123.2 255.255.255.0
 encapsulation frame-relay
 serial restart-delay 0
 frame-relay interface-dlci 201
 no frame-relay inverse-arp

If I configure like this, I got no problem in connectivity...

r1#sh run | b 6/0
interface Serial6/0
 no ip address
 encapsulation frame-relay
 no frame-relay inverse-arp
!
interface Serial6/0.123 multipoint
 ip address 172.16.123.1 255.255.255.0
 frame-relay map ip 172.16.123.2 102 broadcast
 frame-relay map ip 172.16.123.3 103 broadcast
 no frame-relay inverse-arp

r2#sh run | b 1/0
interface Serial1/0
 ip address 172.16.123.2 255.255.255.0
 encapsulation frame-relay
 serial restart-delay 0
 frame-relay map ip 172.16.123.1 201 broadcast
 no frame-relay inverse-arp

What's wrong with the first set?



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