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FRELAY Issue

eduardopozo56
Level 1
Level 1

Hello, guys, im having some problems setting up frame relay for my ccna4 practique, i have done it before and it worked like  a charm but for some reason, it just doesnt want to work anymore.

I have tried to set up in GNS3 and on real time laboratory and it doesnt work correctly, it is a simple Network, a Frame Relay switch with 3 routers connected with point to point links, here are the commands that i used on the frame relay switch/routers:

//***Frame Relay**//

frame-relay switching

interface serial0/0

     encapsulation frame-relay

     frame-relay intf-type dce

     clock rate 64000

     frame-relay route 201 interface serial0/1 102

     frame-relay route 301 interface serial0/2 103

     no shutdown

interface serial0/1

     encapsulation frame-relay

     frame-relay intf-type dce

     clock rate 64000

     frame-relay route 102 interface serial0/0 201

     no shutdown

interface serial0/2

     encapsulation frame-relay

     frame-relay intf-type dce

     clock rate 64000

     frame-relay route 103 interface serial0/0 301

     no shutdown

**************/// Routers ///**********

Interface serial0/0

     encapsulation frame-relay

     no shutdown

interface serial0/0.102 point-to-point

     bandwith 1024

     frame-relay interface-dlci 102

     ip address 192.168.0.1 255.255.255.252

I wont post the rest of the routers config because they are the same commands (Changing DLCIS and IP ADDRESS)

The problem is that DLCI 102-201 Goes up and i can ping perfectly, DLCI 301 goes up but DLCI 103 never goes up, the interface keeps flapping, i have been breaking my head with this one beacuse i am using the Exact same commands on all the interfaces and 2 ones go up but the third one never goes up.. so????

3 Replies 3

Richard Burts
Hall of Fame
Hall of Fame

You have a typo in your config under serial0/0:

frame-relay route 301 interface serial0/2 301

change it to

frame-relay route 301 interface serial0/2 103

it should work much better.

HTH

Rick

HTH

Rick

Yes, it was a typo at the momment of writing in the forums, it is correct on the Configuration, ty for marking that

As a best practise, do configure

no frame-relay inverse-arp

frame-relay lmi-type ansi/cisco

Regards,

Sunil

Regards, Sunil Khanna
Review Cisco Networking for a $25 gift card