December 2024
Planned Network Maintenance
Date:
21 December 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Planned Network Maintenance
Date:
14 December 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
M1 Network Maintenance
Date :
11 December 2024 (Monday)
Time :
0200hrs - 0400hrs
Affected services:
4G Services
Affected Area:
West Region
Service Impact:
Service may be interrupted for a few seconds during the upgrade.
M1 Network Maintenance
Date :
10 December 2024 (Sunday)
Time :
0200hrs - 0400hrs
Affected services:
4G Services
Affected Area:
West Region
Service Impact:
Service may be interrupted for a few seconds during the upgrade.
Planned Network Maintenance
Date:
7 December 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
November 2024
M1 Network Maintenance
Date:
23 November 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
M1 Network Maintenance
Date:
20 November 2024 (Wednesday)
Time:
0200 hrs - 0500 hrs
Service Impact:
End User unable to receiving of OTP SMS during registration of Wireless@SG within the maintenance period.
Network Maintenance
Date:
17 November 2024 (Sunday)
Time:
0001 hrs - 0200 hrs
Affected services:
M1 DNS
Service Impact:
Minimal impact as traffic will swing-over to redundancy DNS
M1 Network Maintenance
Date:
16 November 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
M1 Network Maintenance
Date:
09 November 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
October 2024
M1 Network Maintenance
Date:
26 October 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
M1 Network Maintenance
Date:
19 October 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
M1 Network Maintenance
Date:
15 October 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Disruption Interval:
15 minutes
Service Impact:
4G Mobile services to be intermittent for 15 minutes.
Affected Exchanges/Areas:
East and Central Area
M1 Network Maintenance
Date:
12 October 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
M1 Network Maintenance
Date:
08 October 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Disruption Interval:
15 minutes
Service Impact:
4G Mobile services to be intermittent for 15 minutes.
Affected Exchanges/Areas:
Central East, North East and East
September 2024
Network Maintenance
Date:
26 September 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Disruption Interval:
15 minutes
Service Impact:
5G Mobile services to be affected for 15 minutes.
Affected Exchanges/Areas:
North-East
Network Maintenance
Date:
24 September 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Disruption Interval:
15 minutes
Service Impact:
5G Mobile services to be affected for 15 minutes.
Affected Exchanges/Areas:
Central, North-East, East
Network Maintenance
Date:
21 September 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during the maintenance window.
Network Maintenance
Date:
19 September 2024 (Thursday)
Time:
0200 hrs - 0500 hrs
Service Impact:
End User unable to receiving of OTP SMS during registration of Wireless@SG within the maintenance period.
Network Maintenance
Date:
17 September 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Disruption Interval:
15 minutes
Service Impact:
4G/5G Mobile services to be affected for 15 minutes.
Affected Exchanges/Areas:
Central East and East
Network Maintenance
Date:
14 September 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during the maintenance window.
Network Maintenance
Date:
7 September 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during the maintenance window.
August 2024
Network Maintenance
Date:
24 August 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Network Maintenance
Date:
17 August 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Network Maintenance
Date:
3 August 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
July 2024
Network Maintenance
Date:
27 July 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Network Maintenance
Date:
20 July 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Network Maintenance
Date:
13 July 2024 (Saturday)
Time:
0000 hrs - 0500 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent disruption of Wireless@SGx and/or Private SSID (PSSID) service during the maintenance window.
Network Maintenance
Date:
2 July 2024 (Tuesday)
Time:
0200 hrs - 0500 hrs
Maintenance Duration:
3 hours
Service Impact:
No Service Impact
Remarks:
Users are advised to reboot their ONT/CPE/router if the service is not online after the maintenance window.
June 2024
Network Maintenance
Date:
29 June 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
22 June 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
08 June 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
May 2024
Network Maintenance
Date:
25 May 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
18 May 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
11 May 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
April 2024
Network Maintenance
Date:
6 April 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
20 April 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
27 April 2024 (Saturday)
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
21 April 2024 (Sunday)
Time:
00:01 hrs - 05:00 hrs
Disruption Interval:
4 hours
Service Impact:
Minimal service impact expected.
Affected Areas: Jurong, Orchard, Tuas, Bukit Panjang, Ayer Rajah, Hougang
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.
March 2024
Network Maintenance
Date:
23 March 2024
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
16 March 2024
Time:
00:00 hrs to 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
9 March 2024
Time:
00:00 hrs to 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
February 2024
Network Maintenance
Date:
3 Feb 2024
Time:
00:00 hrs - 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
17 Feb 2024
Time:
00:00 hrs to 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
Network Maintenance
Date:
24 Feb 2024
Time:
00:00 hrs to 05:00 hrs
Disruption Interval:
30 minutes
Service Impact:
Intermittent service disruption of Wireless@SGx services during maintenance window.
January 2024
M1 M2M Network Maintenance
Date:
11 Jan 2024
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Islandwide
Remarks:
Software Upgrade
M1 M2M Network Maintenance
Date:
9 Jan 2024
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
Islandwide
Remarks:
Software Upgrade
November 2023
M1 Urgent Network Maintenance Activity
Date:
23 Nov 2023
Time:
02:00 hrs to 05:00 hrs
Affected Exchanges/Areas:
East Exchange
Remarks:
No service impact expected.
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:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
22 July 2023
Time:
00:00hrs to 05:00hrs
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
Maintenance Activity
Date:
24 June 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:
17 June 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:
10 June 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
May 2023
Maintenance Activity
Date:
06 May 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:
13 May 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:
20 May 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
April 2023
Maintenance Activity
Date:
01 April 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:
15 April 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:
29 April 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
March 2023
Maintenance Activity
Date:
25 March 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:
18 March2023
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:
11 March2023
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:
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:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
18 Feb 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
11 Feb 2023
Time:
00:00hrs to 05:00hrs
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:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
14 Jan 2023
Time:
00:00hrs to 05:00hrs
Affected Exchanges/Areas:
Wireless@SGx Service
Remarks:
Intermittent disruption of Wireless@SGx service during the maintenance window.
Maintenance Activity
Date:
28 Jan 2023
Time:
00:00hrs to 05:00hrs
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.