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HEANET-FAULTS  December 2003

HEANET-FAULTS December 2003

Subject:

HEA-NOC/20031013-4 UPDATE Eircom ATM circuits migration.

From:

John Lyons <[log in to unmask]>

Reply-To:

John Lyons <[log in to unmask]>

Date:

Tue, 2 Dec 2003 11:06:07 +0000

Content-Type:

text/plain

Parts/Attachments:

Parts/Attachments

text/plain (71 lines)


Ticket Number: HEA-NOC/20031013-4      Ticket Status: UPDATE
Ticket Type:   scheduled               Resolver:
Ticket Opened: 20031013 11:10 UTC+1    Problem Start: 20031015 08:30 UTC+1
Ticket Closed:                         Problem End:

Site/line:     ATM 507940 (Eircom STM4c)

Problem Description:
Migration of remaining ATM circuits to new STM4c.

Problem Effects:
Short outages to DCU, DIT, UCD, TCD & ITnet ATM circuits. ITnet, UCD & TCD
all using GE as primary circuit so should experience no loss of
connectivity. DCU & DIT will experience a short outage of approximately 2
minutes each.

Problem History:
20031013 11:01 JL

Organise with Eircom NOC for changes to take place at 08:30 UTC+1

20031014 10:03 JL

Eircom NOC inform us of card upgrade which must be done on their 3140 ATM
switch. Switchover of circuits to STM4c cancelled until this change has
taken place.
20031022 16:34 BB Eircom request access for their engineer at 9am on
Friday 24th October. BB Granted permission.

20031023 09:38 JL

There will be a short outage for all DSL connections and also for 40 Mb
citywest to Eircom circuit during this work.

20031024 10:43 JL

Outage has been longer than expected. Eircom experiencing difficulties
with new STM4 card. Eircom currently working on resolving issue.

20031024 16:18 JL
Issue could not be resolved. New STM4 card wouldnt bring up link on the
ATM switch. Eircom replace old card and will have to reschedule install of
another new card.

20031125 10:21 JL
New ATM card and Fibre being installed. ATM reach DSL connections will
experience some short downtime.

20031125 12:35 JL

New ATM card still not working. Eircom are currently looking into getting
a fix. ATM reach DSL connections will remain down until at least 14:30
today.

20031125 17:41 JL
DSL connections returned at approx 16.30. Eircom have replaced the card in
Beggars Bush exchange and left old card in ATM switch in Brooklawn House.
Awaiting confirmation from Eircom that no more work is needed. ATM PVC
switching will then be scheduled.

20031202 10:51 JL
ATM PVC switching to take place at 8.30 a.m. Wednesday 3rd December.DCU &
DIT will experience a short outage on their primary ATM circuits at 8.30
am and 8.40 a.m respectively. TCD & UCD will experience outages on their
backup ATM circuits at 8.50 a.m. Longer outages are not expected but the
four circuits will be at risk during maintenance window of 1 hour.

--
This ticket can be monitored at http://www.hea.net/tickets/20031013-4

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