Nothing,  I am just sharing a rule that I always keep in mind whenever I am
labbing up BGP and need to get stuff up quickly without re-checking.

2010/11/30 Jason Maynard <[email protected]>

> What makes you believe that he is peering using loopbacks?
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Jeferson Guardia
> Sent: November-30-10 3:15 PM
> To: [email protected]; Emmanuel Aramide; Tyson Scott;
> [email protected]
> Subject: Re: [OSL | CCIE_RS] WORKBOOK 1 - LAB 13 TAKS 1.2
>
> And you will ALWAYS need the multihop command whenever you are peering
> to an ebgp neighbor thru a loopback.
>
> On 11/29/10, [email protected] <[email protected]> wrote:
> > Solved this one already, I had to add the multihop command on R5 since
> its
> > FR hub-n-spoke and the traffic to R6 from R5 goes throgh R2. So its one
> > extra hop.
> > Sent from my BlackBerryR smartphone provided by mobily
> >
> > -----Original Message-----
> > From: Emmanuel Aramide <[email protected]>
> > Date: Mon, 29 Nov 2010 17:51:43
> > To: Tyson Scott<[email protected]>
> > Cc: Amer Mustafa<[email protected]>; <[email protected]>
> > Subject: Re: [OSL | CCIE_RS] WORKBOOK 1 - LAB 13 TAKS 1.2
> >
> > Lets see your interface and igp configs. Not sure whats going on here.
> >
> > Regards
> >
> > Emmanuel
> >
> > On 29 November 2010 15:08, Tyson Scott <[email protected]> wrote:
> >
> >> I can see that you can reach the loopback from the physicals but did you
> >> try sourced from the loopbacks.
> >>
> >>
> >>
> >> Regards,
> >>
> >>
> >>
> >> Tyson Scott - CCIE #13513 R&S, Security, and SP
> >>
> >> Managing Partner / Sr. Instructor - IPexpert, Inc.
> >>
> >> Mailto: [email protected]
> >>
> >> Telephone: +1.810.326.1444, ext. 208
> >>
> >> Live Assistance, Please visit: www.ipexpert.com/chat
> >>
> >> eFax: +1.810.454.0130
> >>
> >>
> >>
> >> IPexpert is a premier provider of Self-Study Workbooks, Video on Demand,
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> >>
> >>
> >> *From:* [email protected] [mailto:
> >> [email protected]] *On Behalf Of *Amer Mustafa
> >> *Sent:* Sunday, November 28, 2010 7:36 PM
> >> *To:* [email protected]
> >> *Subject:* [OSL | CCIE_RS] WORKBOOK 1 - LAB 13 TAKS 1.2
> >>
> >>
> >>
> >> *WORKBOOK 1 - LAB 13 TAKS 1.2 *
> >>
> >>
> >>
> >> *BGP PEERING BETWEEN R5 AND R6 ARE NOT COMING UP. *
> >>
> >>
> >>
> >> *R5 ===> *
> >>
> >> *R5(config)#do show ip bgp sum*
> >>
> >> *BGP router identifier 200.0.0.5, local AS number 64513*
> >>
> >> *BGP table version is 1, main routing table version 1*
> >>
> >> * *
> >>
> >> *Neighbor        V          AS MsgRcvd MsgSent   TblVer  InQ OutQ
> Up/Down
> >>  State/PfxRcd*
> >>
> >> *150.100.100.2   4      64512       7       6        1    0    0
> 00:04:25
> >>        0*
> >>
> >> *150.100.100.6   4      64514       0       0        0    0    0 never
> >>  Active***
> >>
> >> * *
> >>
> >> *R6====>*
> >>
> >> *R6(config-router)#do show ip bgp sum*
> >>
> >> *BGP router identifier 200.0.0.6, local AS number 64514*
> >>
> >> *BGP table version is 1, main routing table version 1*
> >>
> >> * *
> >>
> >> *Neighbor        V          AS MsgRcvd MsgSent   TblVer  InQ OutQ
> Up/Down
> >>  State/PfxRcd*
> >>
> >> *150.100.100.5   4      64513       0       0        0    0    0 never
> >>  Active***
> >>
> >> * *
> >>
> >> * *
> >>
> >>
> >>
> >> *R5====> *
> >>
> >> *R5(config)#do show run | sec router bgp*
> >>
> >> *router bgp 64513*
> >>
> >> * no synchronization*
> >>
> >> * bgp log-neighbor-changes*
> >>
> >> * bgp confederation identifier 109*
> >>
> >> * bgp confederation peers 64512 64514 *
> >>
> >> * neighbor 150.100.100.2 remote-as 64512*
> >>
> >> * neighbor 150.100.100.6 remote-as 64514*
> >>
> >> * no auto-summary*
> >>
> >> * *
> >>
> >> * *
> >>
> >> *R6====>  *
> >>
> >> *R6(config-router)#do show run | sec router bgp *
> >>
> >> *router bgp 64514*
> >>
> >> * no synchronization*
> >>
> >> * bgp log-neighbor-changes*
> >>
> >> * bgp confederation identifier 109*
> >>
> >> * bgp confederation peers 64512 64513 *
> >>
> >> * neighbor 150.100.100.5 remote-as 64513*
> >>
> >> * no auto-summary*
> >>
> >> * *
> >>
> >> * *
> >>
> >> *R6(config-router)#do ping 150.100.100.5*
> >>
> >> * *
> >>
> >> *Type escape sequence to abort.*
> >>
> >> *Sending 5, 100-byte ICMP Echos to 150.100.100.5, timeout is 2 seconds:*
> >>
> >> *!!!!!*
> >>
> >> * *
> >>
> >> * *
> >>
> >> *R5(config)#do ping 150.100.100.6*
> >>
> >> * *
> >>
> >> *Type escape sequence to abort.*
> >>
> >> *Sending 5, 100-byte ICMP Echos to 150.100.100.6, timeout is 2 seconds:*
> >>
> >> *!!!!!*
> >>
> >> _______________________________________________
> >> For more information regarding industry leading CCIE Lab training,
> please
> >> visit www.ipexpert.com
> >>
> >>
> >
> >
>
> --
> Sent from my mobile device
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com
>
>
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