From: zheng jiang gu (zjgu@xxxxxxxxxx)
Date: Thu Dec 28 2000 - 03:49:42 GMT-3
I aggree with yu.It is the function of no auto-summary.
And I think you should use it with 22.1.1.0 mask 255.255.255.0 etc.
zjgu
----- Original Message -----
From: YJC <stiff.yu@datacraft-asia.com>
To: Padhu (LFG) <padhu@steinroe.com>; 'Rogell, Dennis' <Dennis_Rogell@milgo.com
>
Cc: <ccielab@groupstudy.com>
Sent: Thursday, December 28, 2000 2:16 PM
Subject: Re: bgp - no auto summary - 11.2
> I try it in version 11.2 and 12.7,it's same.I think this is function of
> auto-summary,
> not bug.
> ----- Original Message -----
> From: Padhu (LFG) <padhu@steinroe.com>
> To: 'Rogell, Dennis' <Dennis_Rogell@milgo.com>
> Cc: <ccielab@groupstudy.com>
> Sent: Thursday, December 28, 2000 1:49 AM
> Subject: RE: bgp - no auto summary - 11.2
>
>
> > this is basicall fatkid lab
> > http://www.fatkid.com/html/505_expert_bgp_and_rip.html
> > ...this is the term server bgp router running as100.
> >
> > even reboot didn't fix it. I had to add auto-summary back on ..
> >
> > interface Ethernet0
> > ip address 192.19.15.1 255.255.255.0
> >
> > interface Loopback1
> > ip address 20.1.1.1 255.255.255.0
> > !
> > interface Loopback2
> > ip address 22.1.1.1 255.255.255.0
> > !
> > interface Loopback3
> > ip address 24.1.1.1 255.255.255.0
> > !
> > interface Loopback21
> > ip address 21.1.1.1 255.255.255.0
> > !
> > interface Loopback23
> > ip address 23.1.1.1 255.255.255.0
> > !
> > interface Loopback24
> > ip address 21.1.4.1 255.255.255.0
> > !
> > interface Loopback25
> > ip address 21.1.5.1 255.255.255.0
> > !
> > interface Loopback26
> > ip address 21.1.6.1 255.255.255.0
> >
> > router bgp 100
> > network 20.0.0.0
> > network 22.0.0.0
> > network 24.0.0.0
> > network 23.0.0.0
> > network 21.1.1.0 mask 255.255.255.0
> > network 21.1.4.0 mask 255.255.255.0
> > neighbor 192.19.15.4 remote-as 200
> > neighbor 192.19.15.4 password cisco
> >
> > frameswitch#sh ip prot
> > Routing Protocol is "bgp 100"
> > Sending updates every 60 seconds, next due in 0 seconds
> > Outgoing update filter list for all interfaces is not set
> > Incoming update filter list for all interfaces is not set
> > IGP synchronization is enabled
> > Automatic route summarization is enabled
> > Neighbor(s):
> > Address FiltIn FiltOut DistIn DistOut Weight RouteMap
> > 192.19.15.4
> > Routing for Networks:
> > 20.0.0.0
> > 22.0.0.0
> > 24.0.0.0
> > 23.0.0.0
> > 21.1.1.0/24
> > 21.1.4.0/24
> > Routing Information Sources:
> > Gateway Distance Last Update
> > 192.19.15.4 20 09:26:08
> > Distance: external 20 internal 200 local 200
> >
> >
> > frameswitch# sh ip bgp
> > BGP table version is 29, local router ID is 24.1.1.1
> > 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
> > *> 10.0.0.0 192.19.15.4 1 0 200 ?
> > *> 20.0.0.0 0.0.0.0 0 32768 i
> > *> 21.0.0.0 192.19.15.4 3 0 200 ?
> > *> 21.1.1.0/24 0.0.0.0 0 32768 i
> > *> 21.1.4.0/24 0.0.0.0 0 32768 i
> > *> 22.0.0.0 0.0.0.0 0 32768 i
> > *> 23.0.0.0 0.0.0.0 0 32768 i
> > *> 24.0.0.0 0.0.0.0 0 32768 i
> > *> 140.10.0.0 192.19.15.4 0 200 300 500 ?
> > *> 206.11.0.0/16 192.19.15.4 0 200 300 500 i
> >
> > -----Original Message-----
> > From: Rogell, Dennis [mailto:Dennis_Rogell@milgo.com]
> > Sent: Wednesday, December 27, 2000 11:39 AM
> > To: 'Padhu (LFG)'
> > Subject: RE: bgp - no auto summary - 11.2
> >
> >
> > usually when I make any changes including no auto I always did clear ip
> bgp
> > * and my networks came back with the subnets.
> > S you very well could have flaky code. post your configs so we can take
> look
> > at it.
> >
> > Dennis Rogell
> > Email : dennis_rogell@milgocom
> > Phone: (954) 846-5128
> >
> > > -----Original Message-----
> > > From: Padhu (LFG) [SMTP:padhu@steinroe.com]
> > > Sent: Wednesday, December 27, 2000 09:20
> > > To: 'ccielab@groupstudy.com'
> > > Subject: bgp - no auto summary - 11.2
> > >
> > > In my test lab i had 3 nets derived from 3 loopbacks 20.1.1.1 ,21.1.1.1
> > > ,22.1.1.1)
> > > 20.0.0.0
> > > 21.0.0.0
> > > 22.0.0.0
> > >
> > > under router bgp... sh ip bgp shows all nets locally sourced etc
> ....fine
> > > ..now i do no auto -summary
> > > under bgp and routes disappear from sh ip bgp ...although sh ip prot
> would
> > > still show these networks
> > > routed etc.........waited ...rebooted ...poured some coke also on the
> > > router
> > > ..wouldn't do a squat... ver is 11.2 on a 2500 ...put back auto summary
> > > and
> > > reboot ..sh ip bgp shows all nets now
> > >
> > > same steps on 12.0 works fine ..
> > >
> > > Is this a bug or am i missing something. ?
> > >
> > > Cheers,Padhu
> > >
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