Ticket Number: HEA-NOC/19991215-01 Ticket Status: CLOSE
Ticket Type: Scheduled Ticket Source: HEA-NOC
Ticket Scope: Line Site/Line: HEAnet - TCD, UCD, TRBDI
Ticket Owner: [log in to unmask] Problem Fixer: HEA-NOC
Ticket Opened: Problem Start: 19991215 12:00
Ticket Closed: 19991224 08:34:55 UTC Problem End: 23:59 15/12/99
Power problems at Marine House led to the failure of some Eircom
equipment that connects us to the Symphony ATM network.
The ATM circuits UCD, TCD, TRBDI conenctivity lost. ITnet re-routed
over 2 m serial line. Non-Eircom ATM circuits (TEN-155, New York)
and DASSnet circuits are unaffected.
Eircom have found an SDH problem and they are working on it at that level.
16:10 Eircom engineer on site investigating NTU and configuration.
19:30 NTU couldn't be brought up; Eircom still trying to source a
working replacement. Keeping the office open should they find
one this evening.
23:00 Working replacement NTU with two cards sourced, software uploaded and re-installed at HEAnet.
23:59 UCD,TCD,TRBDI,ITnet reachable. Traffic flowing.
On Friday 24/12/99 from 07:30am to 10:00am Eircom will do an software upgrade on the ATM switch in HEAnet headquarters at Marine house.
The outage at most will be for 30 minutes over this time period.
However no site will lose connectivity for more then five minutes at a time.
19991224 07:30 Eircom on-site to re-program and re-boot NTU, with
downtime of 3 minutes. Fix completed at 08:20.
Time to Fix:
Not yet known. Additional Notes: