Re: Undocumented BGP Neighbor command

Yeah, you are right. It instruct the router to expect the nei add
(22.22.22.22) address from the lo0 interface and not from the expected
physical interface.

On 3/3/10, eseosa <eseosa.ehiwe_at_gmail.com> wrote:
> It is not undocumented , it is short form for update-source , it
> specifies the source interface for routing updates .
>
> On 3/3/10, tosco12_at_yahoo.co.uk <tosco12_at_yahoo.co.uk> wrote:
>> Hello Guys,
>> i was doing a bgp config this morning and i stumbled by accident on the
>> following un-documented bgp neighbor command. Does anyone know what
>> exactly
>> it
>> does and in what scenario can one apply it?
>> i am using dynamips on a 3640 router running adv-ent IOS Version 12.4(23)
>> here is the output:
>>
>> R4(config-router)#neighbor 22.22.22.22 up ?
>> Async Async interface
>> BVI Bridge-Group Virtual Interface
>> CDMA-Ix CDMA Ix interface
>> CTunnel CTunnel interface
>> Dialer Dialer interface
>> FastEthernet FastEthernet IEEE 802.3
>> Lex Lex interface
>> Loopback Loopback interface
>> MFR Multilink Frame Relay bundle interface
>> Multilink Multilink-group interface
>> Null Null interface
>> Port-channel Ethernet Channel of interfaces
>> Tunnel Tunnel interface
>> Vif PGM Multicast Host interface
>> Virtual-PPP Virtual PPP interface
>> Virtual-Template Virtual Template interface
>> Virtual-TokenRing Virtual TokenRing
>>
>>
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>
>
> --
> Warm Regards,
>
> Eseosa
> CCIE #23782
> "if the solution is simple then it is God answering"
>
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