August 2023
Maintenance Activity
Date:
26 August 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
19 August 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
12 August 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
July 2023
Maintenance Activity
Date:
08 July 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
15 July 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
22 July 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
24 July 2023
Time:
23:00 hrs to 23:59 hrs
Affected Exchanges/Areas:
All domain hosted under server Caligula
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
25 July 2023
Time:
00:00 hrs to 00:30 hrs
Affected Exchanges/Areas:
All domain hosted under server Caligula
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
M1 Urgent Network Maintenance Activity
Date:
26 July 2023
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Bedok Exchange
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
June 2023
Network Maintenance
Date:
24 June 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
17 June 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
10 June 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent service disruption of Wireless@SGx services during maintenance window.
May 2023
Maintenance Activity
Date:
6 May 2023
Time:
00:00 hrs to 05:00 hrs
Impact:
Wireless@SGx Service
Remarks :
Intermittent disruption of Wireless@SGx service during the maintenance window
Maintenance Activity
Date:
13 May 2023
Time:
00:00 hrs to 05:00 hrs
Impact:
Wireless@SGx Service
Remarks :
Intermittent disruption of Wireless@SGx service during the maintenance window
Maintenance Activity
Date:
20 May 2023
Time:
00:00 hrs to 05:00 hrs
Impact:
Wireless@SGx Service
Remarks :
Intermittent disruption of Wireless@SGx service during the maintenance window
April 2023
M1 Maintenance Activity
Date:
1 April 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
M1 Maintenance Activity
Date:
15 April 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
M1 Maintenance Activity
Date:
29 April 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
March 2023
Maintenance Activity
Date:
25 Mar 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
18 Mar 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
11 Mar 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
9 Mar 2023
Time:
02:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Jurong West
Remarks:
All Services will be affected during the maintenance window. Users are advised to reboot their ONT/CPE/router/RG if the service is not online after the maintenance window
February 2023
Maintenance Activity
Date:
25 Feb 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
18 Feb 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
11 Feb 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
M1 Cloud UC Vurella Urgent Maintenance
Date:
09 Feb 2023
Time:
2:30 hrs to 5:30 hrs
Affected Exchanges/Areas:
Alpha084
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
M1 Cloud UC Vurella Urgent Maintenance
Date:
03 Feb 2023
Time:
22:00 hrs to 22:15 hrs
Affected Exchanges/Areas:
All Areas
Remarks:
Telephony and vACD services will be affected during this period.
January 2023
Maintenance Activity
Date:
7 Jan 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
14 Jan 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
28 Jan 2023
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
M1 Urgent Network Maintenance Activity
Date:
31 Jan 2023
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Bedok Exchange
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
December 2022
M1 Urgent Network Maintenance Activity
Date:
22 Dec 2022
Time:
00:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Tampines Exchange
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
M1 Urgent Network Maintenance Activity
Date:
21 Dec 2022
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Ang Mo Kio Exchange
Remarks:
All services will be impacted.
Maintenance Activity
Date:
16 Dec 2022
Time:
01:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Hougang Exchange(HGG OLT-02) and Tampines Exchange(TPS OLT-09)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Maintenance Activity
Date:
15 Dec 2022
Time:
01:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Jurong West Exchange(JRW OLT-11) and Bukit Panjang Exchange(BKP OLT-12)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Maintenance Activity
Date:
14 Dec 2022
Time:
01:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Orchard Exchange(ORC OLT-09) and Ang Mo Kio Exchange(AMK OLT-22)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Maintenance Activity
Date:
9 Dec 2022
Time:
01:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
Tuas Exchange(TUS OLT-02) and Ayer Rajah Exchange(ARJ OLT-08)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Maintenance Activity
Date:
8 Dec 2022
Time:
01:00 hrs to 04:00 hrs
Affected Exchanges/Areas:
East Exchange(EST OLT-12) and Bedok Exchange(BDK OLT-09)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
MBB and Corporate APN Maintenance Activity
Date:
1 Dec 2022
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
MBB (Mobile Broadband) and Corporate APN (Access Point Name)
Remarks:
Minimal Service Impact as there is Redundancy
November 2022
Maintenance Activity
Date:
19 Nov 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
12 Nov 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
05 Nov 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Urgent Network Maintenance Activity
Date:
05 Nov 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
All Exchange
Remarks:
Intermittent disruption of internet services during the maintenance window
October 2022
M1 Urgent Network Maintenance Activity
Date:
28 Oct 2022
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
ROC
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary
Urgent Network Maintenance Activity
Date:
22 Oct 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
All Exchange
Remarks:
Intermittent disruption of internet services during the maintenance window
Maintenance Activity
Date:
22 Oct 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
15 Oct 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Urgent Maintenance
Date:
13 Oct 2022
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Ang Mo Kio, Bukit Panjang, Hougang, Jurong West CO (AMK-MA5800-23, BKP-MA5800-13, HGG-MA5800-03, JRW-MA5800-12)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Urgent FNA (Facebook Network Applications) Maintenance
Date:
13 Oct 2022
Time:
02:00 hrs to 11:00 hrs
Affected Exchanges/Areas:
No Downtime
Remarks:
Customers will have degraded experience using Facebook / META apps (60 minutes)
M1 Maintenance Activity
Date:
13 Oct 2022
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx OTP Request
Remarks:
M1Net Wireless SMS services will have intermittent impact during the maintenance period
Urgent Maintenance
Date:
12 Oct 2022
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
MOC
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Urgent Maintenance
Date:
11 Oct 2022
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Bedok, East, Orchard, Tampines CO (BDK-MA5800-13, EST-MA5800-15, ORC-MA5800-10, TPS-MA5800-10)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
Urgent FNA (Facebook Network Applications) Maintenance
Date:
11 Oct 2022
Time:
01:00 hrs to 11:00 hrs
Affected Exchanges/Areas:
60 minutes downtime during software upgrade (01:00-02:00 AM)
Remarks:
Customers will have degraded experience using Facebook / META apps (60 minutes)
Urgent Maintenance Activity
Date:
10 Oct 2022
Time:
22:00 hrs to 00:00 hrs
Affected Exchanges/Areas:
Active Domain under Zimbra Server
Remarks:
Access to server will be disrupted less than 3 - 5 minutes during the maintenance window.
Maintenance Activity
Date:
8 Oct 2022
Time:
00:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Urgent Maintenance
Date:
3 Oct 2022
Time:
01:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Ang Mo Kio CO and Tampines CO (AMK-MA5800-22, TPS-MA5800-09)
Remarks:
Minimal service impact expected. Service will switch/route to protection/backup if necessary.
