Re: IOS XR stucking points. pls advice if u can add to the list

Thanks Brian,

will take note!! that BGP one is pretty tricky. nice Pick

On Thu, Jul 19, 2012 at 10:06 PM, Brian McGahan <bmcgahan_at_ine.com> wrote:

> MPLS Traffic Engineering doesn't work unless you have "mpls ldp" enabled
> globally, even if you're not using LDP for labeling ;) The control plane
> will be properly built but data plane forwarding will fail at the line card
> level.
>
> Also BGP on IOS XR won't initialize unless you have a Loopback configured.
> Most other platforms will pick their router-id from a physical interface
> if there is no Loopback available, but XR will not. This one bit me bad
> before :)
>
>
> http://blog.ine.com/2012/05/10/ios-xr-teaser-bgp-as-pe-to-ce-for-mpls-l3vpn/
>
>
> Brian McGahan, CCIE #8593 (R&S/SP/Security)
> bmcgahan_at_INE.com
>
> Internetwork Expert, Inc.
> http://www.INE.com
>
>
> -----Original Message-----
> From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
> jeremy co
> Sent: Thursday, July 19, 2012 1:31 AM
> To: Cisco certification
> Subject: IOS XR stucking points. pls advice if u can add to the list I
> provided. These can cost u an attempt!!
>
> Hi Guys,
>
> I had a bit of exposure on XR IOS and so far I picked up the following,
> just wondering if there is any others to be added to be aware/carefull of:
>
>
> -Negotiation auto!!
> -Static routes for Labeled BGP sessions to redirect CEF to /32 (otherwise
> cef enrty will remain as "unresolved"
> -vrf interfaces doesnt show up under sh ip int br
> - line con0 --> no exec-t doesnt work. should use line con exec-timeout 0
> - NO "section" in show run and also use " " to do multiple | pipes.
>
>
> Please add more, as Im getting very fussy with this, little stuff that can
> easily cost u a lab attemp. specially the first note!!!
>
> Cheers,
>
>
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Received on Fri Jul 20 2012 - 11:20:34 ART