[Sysops-list] any intresting story abt websurfer, corporate-access.com, namche.com?

Gaurab Raj Upadhaya gaurab at lahai.com
Sun Jul 16 03:16:57 NPT 2006


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On Jul 13, 2006, at 9:55 AM, Nitin Sharma wrote:
hi,


> *We are in the process of dynamically inserting all the prefixes of
> npix on our
> internal dns view.*
>
> Are you using eBGP prefixes update as a trigger for dynamically doing
> so ? Whats your plan ? just to get an idea :-)
>

Not that impossible. I believe i have a script that can pull off BGP  
routes from a router and dump them in a text file -- which in turn  
can be included in the dns-views through an include statement....

then it's just a matter of how often you check the routes and run diff.

Though, i think it would be cool to have something that would update  
the file when the bgp udpates are triggered, but that would be much  
difficult to achieve.. !!

thanks




> Nitin
>
>
>
> Samit Jana wrote:
>> On Wednesday 12 July 2006 21:53, Bipin Gautam wrote:
>>>>>> looks like     ws158254.corporate-access.com & namche.com
>>>>>> are poor mans NPIX.
>>>> ---
>>>>
>>>>> Websurfer is downstream of Namche from other NPIX members
>>>>> perspective. Quite a normal occurrence where people are free
>>>>> to buy and sell transit to each other.
>>>> Ok if this is the CASE then why the packet to wlink.com.np seem
>>>> to travel the globe while other just route thorugh
>>>> ws158254.corporate-access.com, 8.namche.com then to a
>>>> mysterious host at HOPS 8 before routing to the corresponding
>>>> ISP.
>>
>> Bcoz the IP subnet (web surfer subnet??)  from where you are
>> performing the trace  is still in our external view of our DNS
>> server, that is why www.wlink.com.np resolves to 202.161.130.85
>> (collocated at US) and pkts. being routed across the CA via VSAT (
>> look at the difference in delay btw your 4th and 5th hop)  . Had it
>> been on our internal view it would have resolved to
>> 202.79.32.61(locally hosted)   and being routed via npix.
>>
>> We are in the process of dynamically inserting all the prefixes of
>> npix on our internal dns view.
>>
>> ########### Tracing route to www.wlink.com.np [202.161.130.85] over
>> a maximum of 30 hops:
>>
>> 1     *        *        *     Request timed out. 2     *        *
>> *     Request timed out. 3     1 ms     1 ms     1 ms  63.219.0.3 4
>> 1 ms     1 ms     1 ms  63.219.0.1 5   563 ms   552 ms   556 ms
>> 203.91.128.217 6   539 ms   578 ms   732 ms  203.91.129.141 7   549
>> ms   546 ms   549 ms  ge5-6.br01.hkg04.pccwbtn.net [63.218.115.1] 8
>> 697 ms   690 ms   682 ms  skynet.fe5-5.cr01.sjo01.pccwbtn.net
>> [63.218.7.122] 9   844 ms   914 ms   920 ms  202.161.130.34 10
>> 743 ms   750 ms   758 ms  202.161.130.4 11     *        *        *
>> Request timed out. 12     *        *        *     Request timed
>> out. 13     *        *        *     Request timed out.
>>
>>>> http://mail2.namche.com/     looks intresting!
>>>>
>>>> -bipin _______________________________________________
>>>> Sysops-list mailing list Sysops-list at npix.net.np
>>>> http://lists.npix.net.np/mailman/listinfo/sysops-list
>>
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            -- gaurab


/////////////////////////////////////////////////////+9779851038080
gaurab at lahai dot com

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