Have you tried...

route-map ospf-to-bgp deny 10
 match ipv6 address prefix-list deny-list
route-map ospf-to-bgp permit 20

 
ipv6 prefix-list deny-list seq 5 permit 2222:9:9:1000::9/128

?






On Dec 1, 2010, at 2:38 PM, Tyson Scott wrote:

> You can definitely filter with deny statements when redistributing with a 
> route-map.  Either a deny in the prefix-list or access-list or a deny 
> sequence in the route-map.
>  
> Regards,
>  
> Tyson Scott - CCIE #13513 R&S, Security, and SP
> Managing Partner / Sr. Instructor - IPexpert, Inc.
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>  
> From: Baldwin, Patrick A. [mailto:[email protected]] 
> Sent: Wednesday, December 01, 2010 12:55 AM
> To: Tyson Scott
> Subject: FW: [OSL | CCIE_RS] Vol 1 LAB 34 route-map calling a prefix list 
> question
>  
> Is this correct?  I thought you could use route-maps to filter routes during 
> redistribution.  I think I can find some examples of that.
>  
> Thanks
>  
> Patrick A. Baldwin (Alex)
> Network Engineering
> Colsa Corp., HOSC Contract
> NASA , Marshall Space Flight Center
> (Office: (256) 544-2089
> ÊFax: (256) 544-8629   
> *E-mail: [email protected]
>  
> From: Rogelio Gamino [mailto:[email protected]] 
> Sent: Tuesday, November 30, 2010 8:09 PM
> To: Baldwin, Patrick A.
> Subject: Re: [OSL | CCIE_RS] Vol 1 LAB 34 route-map calling a prefix list 
> question
>  
> Yeah, you're right. I thought you were setting an attribute to the prefix to 
> make the route invalid.
>  
> I believe the only options you have are using a prefix-list or a 
> distribute-list.
>  
> A route-map may work if you can set an attribute to the prefix to make it 
> invalid (ie change the AD to 255? I don't know if you can do that or set the 
> next-hop to something not reachable by the peer receiving the route?). If you 
> find a way to do this you're not filtering the route but the neighbor would 
> not put the route in the routing table. Not sure if that would meet the 
> requirement.
>  
> I don't think route-maps are meant for route filtering.
>  
>  
> 
> On Tue, Nov 30, 2010 at 7:45 PM, Baldwin, Patrick A. <[email protected]> 
> wrote:
> ok, but if I permit it in the prefix list that is called in a permit 
> statement in the route-map that would distribute it right?  I am trying to 
> exclude just that one?
>  
> Patrick A. Baldwin (Alex)
> Network Engineering
> Colsa Corp., HOSC Contract
> NASA , Marshall Space Flight Center
> (Office: (256) 544-2089
> ÊFax: (256) 544-8629   
> *E-mail: [email protected]
>  
> From: Rogelio Gamino [mailto:[email protected]] 
> Sent: Tuesday, November 30, 2010 6:40 PM
> 
> To: Baldwin, Patrick A.
> Cc: [email protected]
> Subject: Re: [OSL | CCIE_RS] Vol 1 LAB 34 route-map calling a prefix list 
> question
>  
> Try ipv6 prefix-list deny-list seq 5 permit 2222:9:9:1000::9/128
> 
>  
> 
> Sent from my iPhone
> 
> On Nov 30, 2010, at 6:21 PM, "Baldwin, Patrick A." <[email protected]> 
> wrote:
> 
> ipv6 prefix-list deny-list seq 5 deny 2222:9:9:1000::9/128
>  
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