Topic: McMurdo Station Scheduled Maintenance

Date/Time Issued: December 3, 2020 1513Z

Product(s) or Data Impacted:

Services Impacted:

• NASA and other MMCS WAN Connections

• USAP WAN connection (off-continent data and Internet)

• Off-continent phone service

• USAP Listserv notifications (listserv.usap.gov)

• McMurdo Communication Switch (access to/from ROF)

• Wells Fargo ATMs in 155

• AFN Channels 2, 11 and 13

No anticipated impact:

• HF receive capability from Black Island (no disruption expected Dec 12 and Dec 14)

• NZ Telecom off-continent telephone service (798 dialing from McMurdo phones)

• McMurdo campus telephone service

• Iridium phone service

• Outlook email (McMurdo delivery only)

• MAXIMO application

• PIPELINE application

• Skype chat service to/from off-continent users

• Wireless Networks (local communication)

• Local DDC network and systems

• McMurdo Intranet including e-foot plan and webmail pages

• Network drive mapping during login

• Network drives located on the file server including

• Department drives (J: or W: drives)

• Common drive (I: drive)

• Home shares (H: drives)

• Network printers

• Spark chat service (using the McMurdo server)

• Flight &amp; weather information on Public Area Displays and Television Channel 3 and 7.

• AFN broadcasts (channels 2, 11, 13)

• MRSF telephone service

• LDB network and phones

• Field camp UHF Radiophone service

• HF Radio Transmission and Reception

• MacOps RT7000 backup HF system

• VHF radio network (locally to McMurdo)

ADDITIONAL NOTES:

There will be a 2 day break. 22 December is a backup window and will not be used if not needed.

Date/Time of Initial Impact: December 15, 2020 2130Z (JDAY 350)

Date/Time of Expected End: December 22, 2020 1630Z (JDAY 357)

Length of Outage: 8 Days

Details/Specifics of Change: Between December 15 and December 18 and December 21 and December 22, 2020 technicians at Black Island will perform maintenance activities that require service outages to McMurdo’s off-continent communications link. Service outages will occur overnight for a series of six maintenance windows over an eight day period listed below:

Black Island Maintenance Period Internet Outage 1

Corresponding UTC Tue, Dec 15, 2020 at 21:30 Wed, Dec 16, 2020 at 09:30

Black Island Maintenance Period Internet Outage 2

Corresponding UTC Wed, Dec 16, 2020 at 04:30 Wed, Dec 16, 2020 at 16:30

Black Island Maintenance Period Internet Outage 3

Corresponding UTC Thu, Dec 17, 2020 at 04:30 Thu, Dec 17, 2020 at 16:30

Black Island Maintenance Period Internet Outage 4

Corresponding UTC Fri, Dec 18, 2020 at 04:30 Fri, Dec 18, 2020 at 16:30

Black Island Maintenance Period Internet Outage 5

Corresponding UTC Mon, Dec 21, 2020 at 04:30 Mon, Dec 21, 2020 at 16:30

Black Island Maintenance Period Internet Outage 6

Corresponding UTC Tue, Dec 22, 2020 at 04:30 Tue, Dec 22, 2020 at 16:30

Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880.

Web Site(s) for applicable information:
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