Re: ISIS L2 to L1 route leaking

On generating router

1.
router isis
 net 59.0001.0000.0000.0003.00
 set-attached-bit route-map NoDefault
 log-adjacency-changes
 redistribute isis ip level-2 into level-1 distribute-list 150
!
route-map NoDefault permit 10
 match clns address NoSuchArea
!
clns filter-set NoSuchArea permit 99.9999
!
access-list 150 permit ip 19.0.1.0 0.0.0.255 host 255.255.255.255
access-list 150 remark Match loopback addresses - host routes in 19.0.1.0/24
space & redistribute into L1 database

2.
or "ignore-attached-bit" hidden IOS command on receiving level-1 router to
ignore both IPv4 and IPv6 default routes

--
BR
Tony
> On 28 Jan 2015, at 17:26, Tauseef Khan <tasneemjan_at_googlemail.com> wrote:
>
> appreciate if someone could help!!
> i am leaking routes from Level2 int level1 but at the same time don't want
> default route or any other routes to propagate to L1 domain.
>
>
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