From: Paul Adams (ccie.paul@gmail.com)
Date: Wed Nov 26 2008 - 12:29:13 ARST
Hello,
All the input
hostname FRSW
frame-relay switching
frsw#sh run interface serial 4
Building configuration...
Current configuration : 457 bytes
!
interface Serial4
description a R3 - S0/0/0
no ip address
encapsulation frame-relay
logging event subif-link-status
logging event dlci-status-change
clockrate 64000
frame-relay lmi-type ansi
frame-relay intf-type dce
frame-relay route 301 interface Serial0 103
frame-relay route 302 interface Serial2 203
frame-relay route 304 interface Serial6 403
frame-relay route 305 interface Serial8 503
frame-relay route 306 interface Serial9 603
end
## on Router R3 ###
interface Serial0/0/0
no ip address
encapsulation frame-relay
no frame-relay inverse-arp
frame-relay lmi-type cisco
!
interface Serial0/0/0.54 multipoint
ip address 1.1.11.3 255.255.255.0
snmp trap link-status
frame-relay map ip 1.1.11.4 304 broadcast
R3#sh ip int brief
Interface IP-Address OK? Method Status
Protocol
FastEthernet0/0 unassigned YES NVRAM up
up
FastEthernet0/1 unassigned YES NVRAM up
up
Serial0/0/0 unassigned YES NVRAM up
down
Serial0/0/0.345 1.1.11.3 YES NVRAM down
down
Serial0/0/1 unassigned YES NVRAM administratively down
down
R3#
On Wed, Nov 26, 2008 at 3:33 PM, Bogdan Sass <bogdan.sass@catc.ro> wrote:
> Paul Adams wrote:
>
>> Hi,
>>
>> Can someone help me to understand why the serial 4 goes up for few seconds
>> and then goes down.....
>>
>>
> Could you post the output of "show run int serialx/y" from the other end
> of the link? You should check the following:
> -encapsulation
> -clocking
> -keepalives
> -LMI type
>
> --
> Bogdan Sass
> CCNP,CCSP,JNCIA-ER,CCIE #22221 (RS)
> Information Systems Security Professional
> "Curiosity was framed - ignorance killed the cat"
Blogs and organic groups at http://www.ccie.net
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