This may affect some customers but the router should re-connect and authenticate after the work is completed:
This Pew PW177211 is an emergency pew that will affect WMBC shared end users who are connected to the Leeds 21c POP.
The impact will be that end users at Leeds will experience down time between 02:00 and up to 06:00 .
The CP’s whose end users are on this site will see authentication requests but the end users will be unable to connect to their WBMC shared CP.