Re: extended communities sent by default?

From: Tony Singh <mothafungla_at_gmail.com>
Date: Thu, 28 Feb 2013 19:48:04 +0000

router bgp xxxx
 bgp log-neighbor-changes
 timers bgp 10 30
 neighbor x.x.x.x remote-as xxxx
 neighbor x.x.x.x shutdown
 neighbor x.x.x.x password
 neighbor x.x.x.x remote-as xxxx
 neighbor x.x.x.x password
 neighbor x.x.x.x remote-as xxxx
 neighbor x.x.x.x password
 !
 address-family ipv4
  neighbor x.x.x.x activate
  neighbor x.x.x.x activate
  neighbor x.x.x.x next-hop-self
  neighbor x.x.x.x activate
  no auto-summary
  no synchronization
  network x.x.x.x mask 255.255.255.192 route-map Not-Prefer
  network x.x.x.x mask 255.255.255.192 route-map Not-Prefer
  network x.x.x.x mask 255.255.255.192 route-map Not-Prefer
  network x.x.x.x mask 255.255.255.128 route-map Prefer
  network x.x.x.x mask 255.255.255.252 route-map Not-Prefer
  network x.x.x.x mask 255.255.255.252 route-map Prefer
  network x.x.x.x mask 255.255.255.248 route-map Prefer
  network x.x.x.x mask 255.255.255.252 route-map Prefer
  network x.x.x.x mask 255.255.255.252 route-map Not-Prefer
 exit-address-family
 !
 address-family ipv4 vrf Customer
  neighbor x.x.x.x remote-as xxxx
  neighbor x.x.x.x password
  neighbor x.x.x.x activate
  no synchronization
  network x.x.x.x mask 255.255.255.252
 exit-address-family

clear ip bgp *

*Feb 28 19:35:48.607: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
0x10860) x.x.x.x , next x.x.x.x, metric 100, extended community RT:300:300
*Feb 28 19:35:48.607: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
0x820) x.x.x.x , next x.x.x.x, metric 100, extended community RT:300:300

*Feb 28 19:35:31.651: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
0x820) x.x.x.x , next x.x.x.x metric 100, extended community
*Feb 28 19:35:31.651: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
0x820) x.x.x.x next x.x.x.x metric 100, extended community

On 28 February 2013 07:33, Marko Milivojevic <markom_at_ipexpert.com> wrote:

> Can you please post your configs?
>
> --
> Marko Milivojevic - CCIE #18427 (SP R&S)
> Senior CCIE Instructor / Managing Partner - IPexpert
>
> On Wed, Feb 27, 2013 at 11:25 PM, Tony Singh <mothafungla_at_gmail.com>
> wrote:
> > Yuri
> >
> > The config is under ipv4 vrf trust me ;)
> >
> > No vpnv4 configured!
> >
> > Tony
> >
> > --
> > BR
> >
> > Sent from my iPhone on 3
> >
> > On 28 Feb 2013, at 06:50, Yuri Bank <yuribank_at_gmail.com> wrote:
> >
> >> Those look like SAFI128/vpnv4 UPDATE messages, in which case your
> > configuration under "address family ipv4 unicast vrf" would have no
> impact.
> >>
> >> Extended communities would be required under 'address family vpnv4'
> >>
> >> -Yuri
> >>
> >> On Wed, Feb 27, 2013 at 2:59 PM, Tony Singh <mothafungla_at_gmail.com>
> wrote:
> >> Hi Experts
> >>
> >> I have a doubt about this as without neighbor x.x.x.x send-community
> both I
> >> am seeing propagation.
> >>
> >> Configuration is under ipv4 unicast vrf
> >>
> >> Feb 27 22:58:27.223: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
> >> 0x0) x.x.x.x , next x.x.x.x , metric 0, extended community RT:300:300
> >> Feb 27 22:58:27.223: BGP(0): x.x.x.x send UPDATE (prepend, chgflags:
> >> 0x0) x.x.x.x , next x.x.x.x , metric 0, extended community RT:300:300
> >>
> >>
> >> Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9_SNA-M),
> Version
> >> 12.4(24)T2, RELEASE SOFTWARE (fc2)
> >>
> >>
> >>
> >> BR
> >>
> >> Tony
> >>
> >>
> >> Blogs and organic groups at http://www.ccie.net
> >>
> >> _______________________________________________________________________
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> >
> >
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> >
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Received on Thu Feb 28 2013 - 19:48:04 ART

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