With your ACL, I think just setting the origin would be sufficient as the ACL 
is matching WAY to much... 

If you wanted to match something, do a match interface loopback #


On Jun 5, 2010, at 10:48 AM, Darrell Arbaugh wrote:

> Hello All,
> 
> Is there any reason why this would not satisfy the requirements for the 
> Loopback advertisements for this task?  This approach seems to be a little 
> more specific without needing to redistribute connected routes in BGP.  It 
> appears that I achieve the same result, but I'd prefer another set of eyes 
> and opinions.
> 
> R2
> ----------------------------------------------------------
> access-list 1 permit 200.0.0.0 0.0.255.255
> 
> route-map bgploop
> set origin incomplete
> match ip address 1
> 
> router bgp 256
> network 200.0.0.2 mask 255.255.255.255 route-map bgploop
> network 200.0.1.2 mask 255.255.255.255 route-map bgploop
> network 200.0.2.2 mask 255.255.255.255 route-map bgploop
> network 200.0.3.2 mask 255.255.255.255 route-map bgploop
> 
> R5
> ----------------------------------------------------------
> access-list 1 permit 200.0.0.0 0.0.255.255
> 
> route-map bgploop
> set origin incomplete
> match ip address 1
> 
> router bgp 256
> network 200.0.0.5 mask 255.255.255.255 route-map bgploop
> network 200.0.1.5 mask 255.255.255.255 route-map bgploop
> network 200.0.2.5 mask 255.255.255.255 route-map bgploop
> network 200.0.3.5 mask 255.255.255.255 route-map bgploop
> 
> R6
> ----------------------------------------------------------
> access-list 1 permit 200.0.0.0 0.0.255.255
> 
> route-map bgploop
> set origin incomplete
> match ip address 1
> 
> router bgp 256
> network 200.0.0.6 mask 255.255.255.255 route-map bgploop
> network 200.0.1.6 mask 255.255.255.255 route-map bgploop
> network 200.0.2.6 mask 255.255.255.255 route-map bgploop
> network 200.0.3.6 mask 255.255.255.255 route-map bgploop
> 
> 
> The sh ip bgp output from R2 is below:
> 
> R2(config-router)#do sh ip bgp
> BGP table version is 23, local router ID is 200.0.3.2
> Status codes: s suppressed, d damped, h history, * valid, > best, i - 
> internal,
>               r RIB-failure, S Stale
> Origin codes: i - IGP, e - EGP, ? - incomplete
> 
>    Network          Next Hop            Metric LocPrf Weight Path
> *> 150.100.25.0/24  0.0.0.0                  0         32768 i
> *>i150.100.69.0/24  150.100.100.6            0    100      0 i
> *>i150.100.96.0/24  150.100.100.6            0    100      0 i
> *> 150.100.100.0/24 0.0.0.0                  0         32768 i
> *> 200.0.0.2/32     0.0.0.0                  0         32768 ?
> *>i200.0.0.5/32     150.100.100.5            0    100      0 ?
> *>i200.0.0.6/32     150.100.100.6            0    100      0 ?
> *> 200.0.1.2/32     0.0.0.0                  0         32768 ?
> *>i200.0.1.5/32     150.100.100.5            0    100      0 ?
> *>i200.0.1.6/32     150.100.100.6            0    100      0 ?
> *> 200.0.2.2/32     0.0.0.0                  0         32768 ?
> *>i200.0.2.5/32     150.100.100.5            0    100      0 ?
> *>i200.0.2.6/32     150.100.100.6            0    100      0 ?
> *> 200.0.3.2/32     0.0.0.0                  0         32768 ?
> *>i200.0.3.5/32     150.100.100.5            0    100      0 ?
> *>i200.0.3.6/32     150.100.100.6            0    100      0 ?
> R2(config-router)#
> 
> R2(config-router)#do sh ip bgp 200.0.0.6
> BGP routing table entry for 200.0.0.6/32, version 15
> Paths: (1 available, best #1, table Default-IP-Routing-Table)
>   Advertised to update-groups:
>         2
>   Local, (Received from a RR-client)
>     150.100.100.6 from 150.100.100.6 (200.0.3.6)
>       Origin incomplete, metric 0, localpref 100, valid, internal, best
> R2(config-router)#
> 
> Regards,
> -- 
> Darrell Arbaugh
> 
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please 
> visit www.ipexpert.com

_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

Reply via email to