Re: ç­å¤: BGP AS removal

From: Teck PhrEAk!! (phreakinphunk@hotmail.com)
Date: Thu Apr 03 2003 - 05:34:45 GMT-3

hmm..... ;-( i dont have access to routers for a couple of dayz.....so cant
try it myself......

u can try and use attribute-map instead of advertise-map and try to "set
Origin" on the aggregate.....again its a waayld thot....

lemme know if it worked....waitin'....

cheers

sumit.

>From: "Lin Xiaodong" <Linxiaodong@21Vianet.com>
>To: "Teck PhrEAk!!"
><phreakinphunk@hotmail.com>,<nettable_walker@attbi.com>,<rshummoo@ca.ibm.com>,<ccielab@groupstudy.com>
>Subject: g-e$: BGP AS removal
>Date: Thu, 3 Apr 2003 16:15:49 +0800
>
>I test it but found it not work :(
>
>router bgp 2
> aggregate-address 150.50.200.0 255.255.255.0 summary-only
>advertise-map cisco
>
>ip access-list standard cisco
> deny 150.50.200.0 0.0.0.255
>
>route-map cisco permit 10
> match ip address cisco
>
>
>the result is:
>
>R2#s ip bg
>BGP table version is 23, local router ID is 133.11.2.2
>Status codes: s suppressed, d damped, h history, * valid, > best, i -
>internal
>Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Network Next Hop Metric LocPrf Weight Path
>*> 100.100.100.0/24 133.11.23.3 0 0 3 i
>
>
>
>R3#s ip bg
>BGP table version is 101, local router ID is 135.11.1.1
>Status codes: s suppressed, d damped, h history, * valid, > best, i -
>internal
>Origin codes: i - IGP, e - EGP, ? - incomplete
>
> Network Next Hop Metric LocPrf Weight Path
>*> 150.50.200.0/24 133.11.12.2 0 2 3 i
>
>
>-----ee' i.d;6-----
>ed;6d::: Teck PhrEAk!! [mailto:phreakinphunk@hotmail.com]
>eif6i4: 2003e944f3f% 14:14
>f6d;6d::: nettable_walker@attbi.com; rshummoo@ca.ibm.com;
>ccielab@groupstudy.com
>d8;i": RE: BGP AS removal
>
>
>just a waayyld thot on this one.......might actually work!
>
>when u aggregate on r2....dont base the aggregate on the subnet of
>150.50.200.0 i.e use advertise-map and deny network 150.50.200.0
>
>aggregate on R2 using 150.50.200.0 255.255.255.0 summary-only
>advertise-map
>phatdawg
>
>route-map phatdawg
>match ip address 7
>
>access-list 7 deny 150.50.200.0 0.0.0.255
>
>lemme know if it worked....cant check here....
>
>cheers,
>sumit.
>
>
>
>
>
> >From: "Mr. Richard L. Pickard" <nettable_walker@attbi.com>
> >Reply-To: "Mr. Richard L. Pickard" <nettable_walker@attbi.com>
> >To: "Ram Shummoogum" <rshummoo@ca.ibm.com>, <ccielab@groupstudy.com>
> >Subject: RE: BGP AS removal
> >Date: Wed, 2 Apr 2003 19:55:56 -0600
> >
> >4/2/2003 8:00pm Wednesday
> >
> >Can you send over the whole config ?
> >
> >Richard
> >
> >//
> >
> >
> >-----Original Message-----
> >From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> >Ram Shummoogum
> >Sent: Wednesday, April 02, 2003 3:23 PM
> >To: ccielab@groupstudy.com
> >Subject: BGP AS removal
> >
> >
> >150.50.200.0(R1)----(R2)------(R3).
> >
> >R1 belongs to AS1
> >R2 belongs to AS2
> >R3 belongs to AS3
> >
> >I inject 150.50.200.0 using the network command on R1 and see
>150.50.200.0
> >in R3 with as_path of 2 1.
> >
> >The question is how can I remove the 1 from the As Path on R3.
> >
> >I have tried using the network command on R2 with no success.
> >If I aggregate on R2 using 150.50.200.0 255.255.255.0 summary-only , I
> >will still see 150.50.200.0 with as-path 2 1 ( no change).
> >However, if I aggregate on R2 using 150.50.0.0 255.255.0.0
>summary-only,
> >then I will see 150.50.0.0 with as-path 2. The question was to get
> >150.50.200.0 and not 150.50.0.0.
> >
> >I can't get the 150.50.200.0 to work.
> >
> >
> >Thank you.
> >
> >RAM
>
>
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This archive was generated by hypermail 2.1.4 : Thu May 01 2003 - 13:35:45 GMT-3