[Comtec Announce] Service Alert 02/11/2012 - Update #4

[David Croft]

NTT have provided us with the attached outage report. We are therefore
closing this ticket at this time.

Regards,

David Croft

On 5 November 2012 13:13, David Croft <david at comtec.net.uk> wrote:
> NTT advise that their vendor is still working to determine the RFO.
> However as we have observed this router has been stable since the
> original outage, we have reactivated this route to restore full
> redundancy to our network.
>
> Regards,
>
> David Croft
>
> On 2 November 2012 10:21, David Croft <david at comtec.net.uk> wrote:
>> NTT advise us that the router has been stable overnight, however their
>> engineers are still working to determine the outage cause. We are
>> therefore continuing to route around NTT. We will continue to monitor
>> closely, and will issue a further update this afternoon.
>>
>> Regards,
>>
>> David Croft
>>
>> On 2 November 2012 00:52, David Croft <david at comtec.net.uk> wrote:
>>>
>>> NTT have informed us that the router has been returned to service.
>>> However, as they have not yet determined the cause of the problems, we
>>> will continue to use alternate routes overnight in case the issue
>>> recurs.
>>>
>>> Regards,
>>>
>>> David Croft
>>>
>>> On 2 November 2012 00:21, David Croft <david at comtec.net.uk> wrote:
>>> >
>>> > At 00:02 our monitoring systems alerted us to network issues with our
>>> > NTT
>>> > transit. We have raised a fault with NTT who have confirmed an
>>> > unscheduled
>>> > outage on their Telehouse router, which remains unresponsive.
>>> >
>>> > We are currently using other transit routes to avoid the trouble spot.
>>> > Customers may have noted packet loss to certain durations between 00:02
>>> > and
>>> > 00:12. We will continue to route around NTT until they issue an
>>> > all-clear.
>>> >
>>> > IP Voice services and those reached through our extensive peering
>>> > arrangements remain unaffected.
>>> >
>>> > Regards,
>>> >
>>> > David Croft

--
David Croft
Lead Network Engineer

Comtec Enterprises Ltd
Comtec House
46a Albert Road North
Reigate Industrial Estate
Reigate
Surrey RH2 9EL

Tel: 0845 899 1400
Fax: 0845 899 1401
www.comtec.com

For urgent operational issues please always contact noc at comtec.com
or 0845 899 1423 and not any named individual.


-- 
David Croft
Lead Network Engineer

Comtec Enterprises Ltd
Comtec House
46a Albert Road North
Reigate Industrial Estate
Reigate
Surrey RH2 9EL

Tel: 0845 899 1400
Fax: 0845 899 1401
www.comtec.com

For urgent operational issues please always contact noc at comtec.com
or 0845 899 1423 and not any named individual.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 2012_11_01_r00_londen03_Not_Responding.pdf
Type: application/pdf
Size: 21216 bytes
Desc: not available
URL: <http://lists.sargasso.net/pipermail/uk-announce/attachments/20121112/52c218b9/attachment.pdf>