From: TiuN Hong Leng (hongleng@ms73.hinet.net)
Date: Wed Jun 30 2004 - 14:44:28 GMT-3
Hi,
That is because you have a STP loop. Try to configure the VACL to let
BPDU pass to stop the loop!
On Tue, 29 Jun 2004 19:12:56 +0300
"ccie" <ccie@netchild.pub.sa> wrote:
> Dear All,
>
> I'm working on IE-11 lab. I'm facing a problem with isis configuration. I
> tried to configure two areaes on the same isis process and I just keeping
> receive this error message
>
> the network layout is
>
> R6 -(Fast 1/0) -----------(Ethernet 0/0)- R5
>
> %CLNS-3-BADPACKET: ISIS: LAN L1 hello, Duplicate system ID detected from
> 0030.1950.0f10 (FastEthernet1/0)
>
> The configuration is
>
> Rack2R6#sh run | b ^router isi
> router isis
> net 49.0002.0002.0002.0006.00
> net 49.00eb.0002.0002.0006.00
> is-type level-1
> metric-style wide
> passive-interface Loopback0
> !
>
> Rack2R5#sh run | b ^router isis
> router isis
> net 49.00eb.0002.0002.0005.00
> metric-style wide
> redistribute connected metric 4990 route-map connect2isis level-1-2
> passive-interface Loopback0
> !
>
> Cisco site advise me to contact TAC !!!! so I've choiced to contact you ;)
>
> NetChild,
>
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-- TiuN Hong Leng CCNA/CCNP/CCDA/CCDP/CATM Specialist/CVOICE Specialist <hongleng@ms73.hinet.net> <hongleng@ms12.url.com.tw> <hl_chang@tn.ringline.com.tw>
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