RE: atm ilmi-pvc-discovery - a working example

From: Lauren_Dygowski@xxxxxxxxxxxx
Date: Wed Jan 17 2001 - 14:39:35 GMT-3


   

It works with p-to-p subinterface, the config from one side shown below along
with some show commands. EIGRP routes are passing OK. Other side looks the
same with the exception of IP address. You don't need the mappings under the
ATM interface for the other side since INARP discovers the IP of the other side
.
It may defeat the purpose of PVC discovery to have manual IP mappings -- refer
to Cisco CD for another example. Code level is 12.1(2)T.

interface ATM1/0
 no ip address
 no atm ilmi-keepalive
 atm ilmi-pvc-discovery subinterface
 pvc 0/16 ilmi !
!
interface ATM1/0.1 point-to-point
 ip address 192.68.12.1 255.255.255.0
!
router eigrp 100
 network 192.68.12.0

r1#show ip eigrp ne
IP-EIGRP neighbors for process 100
H Address Interface Hold Uptime SRTT RTO Q Seq Type
                                        (sec) (ms) Cnt Num
0 192.68.12.2 AT1/0.1 13 00:00:11 1443 5000 0 2

r1#show atm map
Map list ATM1/0.1_ATM_INARP : DYNAMIC
ip 192.68.12.2 maps to VC 64, VPI 1, VCI 45, ATM1/0.1

r1#show atm vc
            VCD / Peak Avg/Min Burst
Interface Name VPI VCI Type Encaps SC Kbps Kbps Cells Sts
1/0 1 0 16 PVC ILMI UBR 45000 UP
1/0.1 64 1 45 PVC-D SNAP UBR 45000 UP

"Padhu (LFG)" <padhu@steinroe.com> on 01/17/2001 11:38:43 AM
Please respond to "Padhu (LFG)" <padhu@steinroe.com>

To: "'Robert DeVito'" <robertdevito@hotmail.com>, "Padhu (LFG)"
      <padhu@steinroe.com>, ccielab@groupstudy.com
cc: (bcc: Lauren Dygowski/IT/VGI)
Subject: RE: atm ilmi-pvc-discovery

anyone on the list who have access to ATM gear - Can u guys confirm this
pattern or suggest any ideas here to fix ?

Cheers,Padhu

-----Original Message-----
From: Robert DeVito [mailto:robertdevito@hotmail.com]
Sent: Wednesday, January 17, 2001 10:39 AM
To: padhu@steinroe.com; ccielab@groupstudy.com
Subject: RE: atm ilmi-pvc-discovery

That was my exact problem.... Any thoughts??

----Original Message Follows----
From: "Padhu (LFG)" <padhu@steinroe.com>
To: 'Robert DeVito' <robertdevito@hotmail.com>, ccielab@groupstudy.com
Subject: RE: atm ilmi-pvc-discovery
Date: Wed, 17 Jan 2001 10:19:54 -0600

I tried this a few weeks ago and couldn't get this to work with eigrp
...debug ip pack shows encaps failed ...although it assigned the pvcs to the
"correct numbered " subinterface that i had created. It was rental so didnt
have too muh time to figure it

-----Original Message-----
From: Robert DeVito [mailto:robertdevito@hotmail.com]
Sent: Wednesday, January 17, 2001 12:10 AM
To: ccielab@groupstudy.com
Subject: atm ilmi-pvc-discovery

Did anyonve have any problems with ilmi-pvc-discovery command and running
routing protocolss over the atm pvc? If I manually configure the atm pvc's
mappings into the router eigrp works great, but if I use ilmi auto
discovery, I was never able to form adjancey over EIGRP...Thoughts?

Thank you,
Robert

configs:
R7
!
!
interface ATM1/0
ip address 192.168.12.7 255.255.255.0
no ip directed-broadcast
map-group ccie
atm pvc 1 0 16 ilmi
atm ilmi-pvc-discovery
no atm ilmi-keepalive
!
router eigrp 1
network 192.168.7.0
network 192.168.12.0
no auto-summary
!
ip classless
no ip http server
!
!
map-list ccie
ip 192.168.12.8 atm-vc 3 broadcast

r7#sho ip eigrp nei
IP-EIGRP neighbors for process 1
************************************************************************
R8
!
interface ATM1/0
ip address 192.168.12.8 255.255.255.0
no ip directed-broadcast
atm pvc 1 0 16 ilmi
no atm ilmi-keepalive
atm ilmi-pvc-discovery
map-group ccie
!
router eigrp 1
network 192.168.8.0
network 192.168.12.0
no auto-summary

!
map-list ccie
ip 192.168.12.7 atm-vc 3 broadcast

r8#sho ip eigrp nei
IP-EIGRP neighbors for process 1



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