Re: [HEAnet #1055345] Faults List: Loss of resilience to Dublin fibre ring

Ticket Details

Ticket ID 1055345
Subject Re: [HEAnet #1055345] Faults List: Loss of resilience to Dublin fibre ring
Status resolved
Date Start Sat Mar 11 13:30:46 2017
Date End Thu Mar 16 15:11:00 2017
Scheduled NO

Problem Description

Fibre cut in Dublin City Centre

Problem Effects

Loss of resilience to Dublin Fibre ring

Last Update Message

Thu Mar 30 11:47:57 2017

All resilience has been restored to the Dublin fibre ring. There is long term work to undertake with the provider, but these works will be covered under future tickets.

Affected Clients

DCU, HEANET, PDST, TCD, UCD

Affected Sites

DCU Tony Ryan Academy
DIAS Merrion
Blanchardstown | DRT
HEAnet Schools
PDST Campus

Affected Services

Colocation Blanchardstown
IPv4 Connectivity

Transaction History

Date Created Message
Mon Mar 13 15:45:48 2017 The Dublin Fibre Ring is currently non-resilient due to a fibre cut caused by unannounced demolition works. Rapid repair of the cut is not possible. We are working with the fibre provider to examine options and determine an ETA. Our next update will be tomorrow morning or before if we have further information.
Tue Mar 14 10:58:14 2017 Remedial work with our fibre provider is ongoing and a plan is in place. Work will be carried out today and into tomorrow. We will update this ticket before close of business today or when further details are available.
Tue Mar 14 12:08:37 2017 Resilience has been restored to UCD and TCD. Remedial work continues on the fibre ring and we will update further as progress continues.
Tue Mar 14 17:20:49 2017 Restoration work continues, and we have an expectation of return to resilience tomorrow, Wednesday the 15th of March.
Wed Mar 15 11:38:31 2017 Fibre work continues, we are expecting it to be completed today and resilience to be restored by tomorrow.
Thu Mar 16 14:07:24 2017 Fibre providers works have been completed. HEAnet engineers will be working to restore final pieces of resilient links this afternoon.
Thu Mar 16 15:42:45 2017 Full resilience has been restored to the Dublin ring. We will continue to monitor closely over the weekend, and will be working with our fibre provider to implement a long term solution.
Thu Mar 30 11:46:50 2017 All resilience has been restored to the Dublin fibre ring. There is long term work to undertake with the provider, but these works will be covered under future tickets.