RE: BGP Confederations

From: Jason Sinclair (sinclairj@xxxxxxxxxxxxxxx)
Date: Thu Nov 01 2001 - 21:05:50 GMT-3


   
What does the path on the EBGP peer look like? You need confed-id on all
IBGP peers?

Jason Sinclair
Network Support Manager
POWERTEL Limited
Level 11, 55 Clarence Street, SYDNEY
Phone: 61-2-8264-3820
Fax: 61-2-9279-2604
Mobile: 0416 105 858
jasons@powertel.net.au

                -----Original Message-----
                From: McCallum, Robert
[mailto:Robert.McCallum@let-it-be-thus.com]
                Sent: Friday, 2 November 2001 02:54
                To: 'Sijbren Beukenkamp'; McCallum, Robert
                Cc: 'Ccielab' (E-mail); Cisco@Groupstudy. Com (E-mail);
nobody@groupstudy.com
                Subject: RE: BGP Confederations

                I have just configured the scenario below on my lab and it
appears that the internal BGP peers do not need to know the Confed id or
peers. If I look at the bgp table all the correct routing info is getting
passed i.e. an internal bgp router still sees in its bgp routing table that
networks have
                came from certain confeds i.e. as path = (8) (7) 254 23. I
believe now that you only have to configure confed and peers only on the
borders.

                correct me if I am wrong here.

                -----Original Message-----
                From: Sijbren Beukenkamp [mailto:s.beukenkamp@nl.ibm.com]
                Sent: 01 November 2001 15:39
                To: McCallum, Robert
                Cc: 'Ccielab' (E-mail); Cisco@Groupstudy. Com (E-mail);
                nobody@groupstudy.com
                Subject: Re: BGP Confederations

                Yes,
                you have to configure all routers within your confederation
with you
                confederation id.

                Met vriendelijke groet/ Kind regards,
                Sijbren
                ++++++++++++++++++++++++++++++++++++++++++++++++++++
                Ing. Sijbren Beukenkamp IBM Global Services
                Internetworking Specialist Integrated Technology Services
                                                            Networking &
Connectivity
                Services
                 http://www.ibm.com/services/nc/
                GSM +31 (0)6 53761703 The Netherlands
                Office: +31 (0)30 2850 666

                "McCallum, Robert" <Robert.McCallum@let-it-be-thus.com>
                Sent by: nobody@groupstudy.com
                01-11-2001 16:25
                Please respond to "McCallum, Robert"

                
                        To: "'Ccielab' (E-mail)"
<ccielab@groupstudy.com>, "Cisco@Groupstudy. Com
                (E-mail)" <cisco@groupstudy.com>
                        cc:
                        Subject: BGP Confederations

                

                Hi,

                If you have 4 routers within an confederation r1,r2,r3&r4.
R1 has and
                EBGP connection to another As so therefore has the bgp
confederation id
                and confed peer statements on it. My question is do all of
the IBGP
                router (r2,r3&r4) require the confed statements on them even
if they are
                only IBGP
                routers??

                14 days to go!! Starting to have some fun !!

                Robert McCallum
        



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