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09-24-2012 05:39 PM - edited 03-04-2019 05:39 PM
Hello Everyone,
I 'm trying to set up a home lab with a couple of 28XX and 2651XM series routers.
I would like to simulate a frame-relay connection between HQ, Branch1 and Branch2 . All of them are conneced to a PSTN switch (2811 router) via T1 cross over cables. The connectivity is like this.
HQ
|
|
Branch 1 ---> PSTN-WAN <-- Branch 2
I have configured all the routers and FR switch with necessary configuration. However the link between HQ and Branch1 is not coming up. On both the routers I could see the line protocol is down.I have pasted the configuration below. Please advise if am missing anything here. (It is not a cable/port issue)
From the PSTN-WAN router
=======================================================
controller T1 0/0/0
framing esf
clock source internal
linecode b8zs
channel-group 0 timeslots 1-24
description ** SERIAL DATA CONNECTION TO HQ-RTR **
controller T1 0/1/0
framing esf
clock source internal
linecode b8zs
channel-group 0 timeslots 1-24
description ** SERIAL DATA CONNECTION TO BR1-RTR **
!
interface Serial0/0/0:0
description ** T1 DATA CONNECTION TO HQ-RTR **
no ip address
encapsulation frame-relay IETF
frame-relay lmi-type ansi
frame-relay intf-type dce
frame-relay route 201 interface Serial0/1/0:0 101
frame-relay route 202 interface Serial0/3/0:0 102
interface Serial0/1/0:0
description ** T1 DATA CONNECTION TO BR1-RTR **
no ip address
encapsulation frame-relay IETF
frame-relay lmi-type ansi
frame-relay intf-type dce
PSTN-WAN#sh ip int bri
Interface IP-Address OK? Method Status Protocol
FastEthernet0/0 10.10.100.2 YES NVRAM up up
FastEthernet0/1 192.168.0.11 YES NVRAM up up
Serial0/0/0:0 unassigned YES NVRAM up up
Serial0/0/1:0 unassigned YES unset down down
Serial0/0/1:1 unassigned YES unset down down
Serial0/0/1:2 unassigned YES unset down down
Serial0/0/1:22 unassigned YES unset down down
Serial0/0/1:23 unassigned YES NVRAM up up
Serial0/1/0:0 unassigned YES manual up down
Serial0/1/1:0 unassigned YES unset down down
Serial0/1/1:1 unassigned YES unset down down
Serial0/1/1:2 unassigned YES unset down down
Serial0/1/1:22 unassigned YES unset down down
Serial0/1/1:23 unassigned YES NVRAM up up
Serial0/3/0:0 unassigned YES NVRAM up up
Serial0/3/1:0 unassigned YES unset down down
Serial0/3/1:1 unassigned YES unset down down
Serial0/3/1:2 unassigned YES unset down down
Serial0/3/1:22 unassigned YES unset down down
Serial0/3/1:23 unassigned YES NVRAM up up
Loopback0 1.1.1.1 YES NVRAM up up
From the HQ router
====================================================================
controller T1 0/0/0
channel-group 0 timeslots 1-24
framing esf
clock source internal
linecode b8zs
interface Serial0/0/0:0
no ip address
encapsulation frame-relay
frame-relay lmi-type ansi
!
interface Serial0/0/0:0.1 point-to-point
ip address 10.10.111.1 255.255.255.0
ip ospf mtu-ignore
snmp trap link-status
frame-relay interface-dlci 201
!
interface Serial0/0/0:0.2 point-to-point
ip address 10.10.112.1 255.255.255.0
ip ospf mtu-ignore
snmp trap link-status
frame-relay interface-dlci 202
From the BR1 router
========================================
controller T1 1/0
channel-group 0 timeslots 1-24
framing esf
clock source internal
linecode b8zs
!
interface Serial 1/0:0
no ip address
encapsulation frame-relay IETF
fair-queue
frame-relay lmi-type ansi
!
interface Serial 1/0:0.1 point-to-point
ip address 10.10.111.2 255.255.255.0
ip ospf mtu-ignore
snmp trap link-status
frame-relay interface-dlci 101
!
========================================================
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09-25-2012 03:00 AM
Hi,
1)
interface Serial0/1/0:0
description ** T1 DATA CONNECTION TO BR1-RTR **
there is no frame route statement here but it should
2) HQ frame-relay interface has Cisco encapsulation but BR1 has got IETF so it won't work.
Regards.
Alain
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09-24-2012 06:34 PM
Hi,
Can you clock the DCE side and test again?
clock rate xx
http://www.cisco.com/en/US/docs/ios/12_0/dial/configuration/guide/dcsyncs.html
HTH
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09-25-2012 02:50 AM
Reza,
I tried it...But no luck..
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09-25-2012 03:00 AM
Hi,
1)
interface Serial0/1/0:0
description ** T1 DATA CONNECTION TO BR1-RTR **
there is no frame route statement here but it should
2) HQ frame-relay interface has Cisco encapsulation but BR1 has got IETF so it won't work.
Regards.
Alain
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10-03-2012 06:19 AM
Sorry for the late reply Alain...Yes it worked after I made both HQ and BR1 frame relay interfaces as IETF.
Thank you very much for your help !!!!!
Regards,
Ashraf
