Re: Posix

MTN has been running RPF for quite some time now if memory servers. Sounds
like something else is the issue



CCIE # 23962 (SP)

On Fri, May 6, 2011 at 12:22 PM, Mark Elkins <mje-2mCUHEwelu/[email protected]> wrote:

> Posix is here. Whilst waiting for Telkom to install a new Metro Ethernet
> at our new Datacenter in Midrand (many months now), we are using IPINX
> to carry us to SAIX and then on to IS and MTN.
>
> We can't see MTN - I'm told that they have recently implemented some
> sort of Return Path verification? This may be the problem.
> IS seems to be fine though.
>
> You really should see 6083 via 'Posix->IPINX->SAIX' - though we are
> advertised via LINX (London) for International.
>
> Of course e-mails from MTN may not get through!
> Phone should work though.
>
> We have asked for assistance and are waiting on fixes.
>
> On Fri, 2011-05-06 at 10:14 +0200, Colin Alston wrote:
> > Hi
> >    Does anyone know what's going on with Posix? For a while now they seem
> >    almost completely de-peered from MTN.
> >    [1]lg1.jnb6.za# show ip bgp  | i 6083
> >    [2]lg1.jnb6.za#
> >     1:  fgt800-j.za.mimecast.lan             1.963ms
> >     2:  [3]41-208-10-145.mtnns.net (41.208.10.145)              asymm  3
> >    3.094ms
> >     3:  [4]ls-pr-1.uk--ls-cr-1.uk-a.mtn.net (209.212.111.83)    asymm  6
> >    225.931ms
> >     4:  [5]linx-thn.hotlinks.co.uk (195.66.224.52)              asymm  7
> >    226.496ms
> >     5:  no reply
> >     6:  no reply
> >     7:  no reply
> >     8:  no reply
> >     9:  no reply
> >    10:  no reply
> >    Are they still in business? No one seems to return my mails and no one
> >    answers the phone... This is obviously becoming a slight issue since
> >    all their NS and MX records are behind the same ASN so their domains
> >    can't be resolved.
> >    If Posix is out there, please do let me know your intentions.
> >
> > References
> >
> >    1. http://lg1.jnb6.za/
> >    2. http://lg1.jnb6.za/
> >    3. http://41-208-10-145.mtnns.net/
> >    4. http://ls-pr-1.uk--ls-cr-1.uk-a.mtn.net/
> >    5. http://linx-thn.hotlinks.co.uk/
> > _______________________________________________
> > IOZ mailing list
> > [email protected]
> > http://lists.internet.org.za/mailman/listinfo/ioz
>
> --
>  .  .     ___. .__      Posix Systems - (South) Africa
>  /| /|       / /__       mje-2mCUHEwelu/[email protected]  -  Mark J Elkins, Cisco CCIE
> / |/ |ARK \_/ /__ LKINS  Tel: +27 12 807 0590  Cell: +27 82 601 0496
>
> _______________________________________________
> IOZ mailing list
> [email protected]
> http://lists.internet.org.za/mailman/listinfo/ioz
>
>

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