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SERVICE
ANNOUNCEMENTS

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August 2021


Planned Network Maintenance

Date:

28 Aug 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

Planned Network Maintenance

Date:

21 Aug 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

Planned Network Maintenance

Date:

14 Aug 2021

Time:

00:00 hrs to 02:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

Planned Network Maintenance

Date:

7 Aug 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

July 2021


Urgent Network Maintenance

Date:

28 July 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Tampines and Bukit Panjang CO

Remarks:

Minimal service impact expected.

M1 Maintenance Activity

Date:

17 July 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG / Cloud Servers / Shared Hosting / Keppel Hosting

Remarks:

Routine and preventive maintenance

Planned Network Maintenance

Date:

17 July 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

M1 Maintenance Activity

Date:

16 July 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Jurong West Exchange

Remarks:

All services will be interrupted for about 5-15minutes during the maintenance work

M1 Maintenance Activity

Date:

14 July 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Jurong West Exchange

Remarks:

All services will be interrupted for about 5-15minutes during the maintenance work

M1 Maintenance Activity

Date:

13 July 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Jurong West Exchange

Remarks:

All services will be interrupted for about 5-15minutes during the maintenance work

Planned Network Maintenance

Date:

10 July 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

M1 Maintenance Activity

Date:

09 July 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Hougang Exchange

Remarks:

All services will be interrupted for about 5-15minutes during the maintenance work

M1 Maintenance Activity

Date:

06 July 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Tuas Link Exchange

Remarks:

All services will be interrupted for about 5-15minutes during the maintenance work

Planned Network Maintenance

Date:

03 July 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Intermittent service disruption of Wireless@SGx service during the maintenance window.

June 2021


M1 Maintenance Activity

Date:

26 June 2021

Time:

02:00 hrs to 04:00 hrs

Affected Exchanges/Areas:

Bedok Exchange

Remarks:

ll service will be interrupted during the maintenance work

Planned Network Maintenance

Date:

26 June 2021

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.

Planned Network Maintenance

Date:

24 June 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

All CO

Remarks:

Minimal service impact expected. Service will switch/route to protection/backup if necessary.

Planned Network Maintenance

Date:

23 June 2021

Time:

01:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

All CO

Remarks:

Minimal service impact expected. Service will switch/route to protection/backup if necessary.

Planned Network Maintenance

Date:

20 June 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Traffic will failover to Router on Equinix.

Remarks:

Minimal impact to Internet access for all M1Net Customers

Planned Network Maintenance

Date:

19 June 2021

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.

Planned Network Maintenance

Date:

19 June 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx Service

Remarks:

Wireless@SG / Cloud Servers / Shared Hosting

Planned Network Maintenance

Date:

17 June 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

East CO

Remarks:

Minimal service impact expected. Service will switch/route to protection/backup if necessary.

Planned Network Maintenance

Date:

14 June 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Bukit Panjang CO, Tampines CO

Remarks:

Minimal service impact expected. Service will switch/route to protection/backup if necessary.

Planned Network Maintenance

Date:

12 June 2021

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.

May 2021


M1 Maintenance Activity

Date:

27 May 2021

 

Time:

01:00 hrs to 05:00 hrs

Networks Affected:

Hougang CO

Service Impact :

All service will be interrupted during the maintenance work

M1 Maintenance Activity

Date:

22 May 2021

 

Time:

02:00 hrs to 05:00 hrs

Networks Affected:

Wireless@SGX / Cloud Servers / Shared Hosting

Service Impact :

Routine and preventive maintenance

M1 Maintenance Activity

Date:

18 May 2021

 

Time:

01:00 hrs to 05:00 hrs

Networks Affected:

Jurong West CO

Service Impact :

All service will be interrupted during the maintenance work

M1 Maintenance Activity

Date:

11 May 2021

 

Time:

02:00 hrs to 05:00 hrs

Networks Affected:

Orchard Exchange(OLT 01 to 06)

Service Impact :

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

06 May 2021

 

Time:

02:00 hrs to 05:00 hrs

Networks Affected:

Bukit Panjang Exchange(OLT 06 to 08), Jurong West Exchange(OLT 04 to 06), Tampines Exchange(OLT 04 & 05), Tuas Exchange(OLT 01)

Service Impact :

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

04 May 2021

 

Time:

02:00 hrs to 05:00 hrs

Networks Affected:

Bedok Exchange(OLT 07 & 08),
East Exchange(OLT 04 to 12)

Service Impact :

During maintenance period you will experience about 20 minutes or less downtime.

April 2021


M1 Fibre Urgent Maintenance

Date:

30 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

East Exchange and Bukit Panjang Exchange

Remarks:

Minimal service impact expected. Service will switch/route to protection/backup if necessary.

M1 Maintenance Activity

Date:

29 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ayer Rajah Exchange(OLT 03 to 07),
Bedok Exchange(OLT 02, 04 to 06)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

27 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ang Mo Kio Exchange(OLT 10 to 18),
Hougang Exchange(OLT 01)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

22 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Bukit Panjang Exchange(OLT 01 to 05 & 09)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

20 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Jurong West Exchange(OLT 01 to 03 & 07 to 08)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

Planned Network Maintenance

Date:

17 April 2021

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 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Bedok Exchange(OLT 01, 03 & 09),
Hougang Exchange(OLT 02), Orchard Exchange(OLT 07),
Tampines Exchange(OLT 01 to 03 & 08)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

M1 Maintenance Activity

Date:

13 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ayer Rajah Exchange(OLT 01 & 02),
East Exchange(OLT 1 to 3 & 13)

Remarks:

During maintenance period you will experience about 20 minutes or less downtime.

Scheduled Monthly Maintenance Activity

Date:

10 April 2021

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

Scheduled Network Maintenance

Date:

8 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ang Mo Kio Exchange

Remarks:

All service will be interrupted during the maintenance work

M1 Network Maintenance

Date:

7 April 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ang Mo Kio CO

Remarks:

All service will be interrupted during the maintenance work

March 2021

Planned Network Maintenance

Date:

26 Mar 2021

 

Time:

00:00 hrs to 02:00 hrs

Affected Exchanges/Areas:

Wireless@SGx service

Remarks:

Intermittent disruption of Wireless@SGx service during the maintenance window

Planned Network Maintenance

Date:

20 Mar 2021

 

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

Planned Network Maintenance

Date:

16 Mar 2021

 

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

East Exchange, Ayer Rajah Exchange

Remarks:

All service will be interrupted during the maintenance work.

Planned Network Maintenance

Date:

13 Mar 2021

 

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

Planned Network Maintenance

Date:

12 Mar 2021

 

Time:

00:00 hrs to 02:00 hrs

Affected Exchanges/Areas:

Wireless@SGx service

Remarks:

Intermittent disruption of Wireless@SGx service during the maintenance window

Border Router Maintenance

Date:

06 Mar 2021

 

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

All M1Net Customers

Remarks:

Minimal service impact to Internet access

February 2021


Planned Network Maintenance

Date:

27 Feb 2021

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

Planned Network Maintenance

Date:

21 Feb 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SGx service

Remarks:

Intermittent disruption of Wireless@SGx service during the maintenance window

Planned Network Maintenance

Date:

20 Feb 2021

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

Date:

03 Feb 2021

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

All

Remarks:

Preventive Maintenance- Minimal service impact

January 2021


M1 Maintenance

Date:

23 Jan 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

Urgent Network Maintenance

Date:

21 Jan 2021

Time:

23:00 hrs to 02:00 hrs

Affected Exchanges/Areas:

WSG services

Remarks:

No Service Impact Expected

M1 Maintenance

Date:

16 Jan 2021

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

December 2020


M1 Maintenance

Date:

12 Dec 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

M1 Cloud - Shared Web & Email Hosting

Remarks:

Routine and preventive maintenance.

M1 Maintenance

Date:

12 Dec 2020

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

NIL

Remarks:

Routine and preventive maintenance for BCP exercise .

M1 Maintenance

Date:

04 Dec 2020

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

All CO

Remarks:

No service impact is expected since there is a redundancy in place.

November 2020

M1 Fibre Maintenance

Date:

20 Nov 2020

 

Time:

2:00 hrs- 5:00 hrs

Affected Exchanges:

All CO

Remarks:

No service impact is expected since there is a redundancy in place.

October 2020


Scheduled Monthly Maintenance Activity

Date:

24 Oct 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

M1 Fibre Maintenance Activity

Date:

22 Oct 2020

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Ayer Rajah, Ang Mokio, Tampines, Bukit Panjang COs

Remarks:

Static services may experience intermittent interruption on Internet services.

Scheduled Monthly Maintenance Activity

Date:

17 Oct 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

M1 Fibre Maintenance Activity

Date:

15 Oct 2020

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Jurong West, Orchard, East Exchange, Tuas, Hougang, Bedok COs

Remarks:

Static services may experience intermittent interruption on Internet services.

September 2020


PALO ALTO Maintenance Activity

Date:

26 Sep 2020

Time:

02:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Palo Alto Network

Remarks:

Palo alto Firewall network services will be intermittent or inaccessible during the maintenance window.

Scheduled Monthly Maintenance Activity

Date:

19 Sep 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

Scheduled Monthly Maintenance Activity

Date:

12 Sep 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Wireless@SG Core Network.

Remarks:

Routine and preventive maintenance

Scheduled Monthly Maintenance Activity

Date:

12 Sep 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Colocation Network.

Remarks:

Routine and preventive maintenance

Scheduled Monthly Maintenance Activity

Date:

5 Sep 2020

Time:

00:00 hrs to 05:00 hrs

Affected Exchanges/Areas:

Colocation Network.

Remarks:

Routine and preventive maintenance