[f-nsp] foundry equivalent of allowas-in

Frank Louwers frank at openminds.be
Wed Oct 29 03:48:11 EDT 2008


On 27 Oct 2008, at 18:09, Charles Ball wrote:

> I found this in the 3.8 manual for xmr/mx:
>
> Configuring a PE to Allow Routes with its AS Number
> BGP rejects routes that contain its own AS number within its AS_PATH  
> attribute to prevent routing loops. In an
> MPLS/VPN hub and spoke topology this can stop legitimate routes from  
> being accepted. The allowas-in
> command fixes this problem by allowing you to set a parameter that  
> disables the AS_PATH check function for
> routes learned from a specified location.
> To configure a PE to disable the AS_PATH check function for routes  
> sent to it by its BGP neighbor (a CE router
> with the IP address 33.33.36.2) for a maximum limit of 3 occurrences  
> of the route, enter the following command at
> the BGP VRF configuration level.
> NetIron(config-bgp-ipv4u-vrf)# neighbor 33.33.36.2 allowas-in 3


It seems this is a MRX/MX feature only? Any ideas how to do this on a  
BigIron?

Regards,

Frank
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