[c-nsp] BGP peering visibility

Wycliffe Bahati bahati at 6telecoms.co.tz
Tue Nov 3 09:39:07 EST 2015


Local preference should only affect there internal routing but not what you see in the looking glass


./swami 

Sent from my iPhone

> On 3 Nov 2015, at 17:31, Mark Tinka <mark.tinka at seacom.mu> wrote:
> 
> 
> 
>> On 3/Nov/15 16:15, Nick Cutting wrote:
>> 
>> 
>> 
>> However the Other carrier's looking glass - which is what the other 40 percent of clients use, is using the inbound route with multiple prepends and the last resort community.  
> 
> Assuming you are announcing consistently, the other provider could be
> overriding your desires with LOCAL_PREF on their side.
> 
> Best to confirm with them, as you are doing.
> 
>> 
>> 
>> I imagine many people on this list have decent visibility as you probably have multiple peerings.  
>> What tools are out there that may help me with my limited visibility?
>> I want to see the how the carriers that my clients are using are connected to my own upstream ISP's - I'm not sure how to go about this.
> 
> A simple way to view this is with an example below:
> 
>    http://bgp.he.net/AS174
> 
> Replace with ASN of interest.
> 
> Mark.
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