Most of our network switches have received a software upgrade recently. However, some MER switches still have to be done. This will cause interruptions in availability of network and telephony of 10 minutes each for a connected building. Detailed planning per building has been shared with information managers:

MERs    [Thursday 26/1 at 06:30] *********************************
bbl-0
gml-0
kruyt-0
owc-0
tno-0
ub-001
aw-0
aw-002
botuin-fort

MERs    [Tuesday 31/1 at 06:30] *******************************
lang-0
ngds-0
numan-0
ub-002
yz-0

MERs    [Thursday 2/1 at 06:30] ********************************
kng80-0
witte11-0

For a few other switches the planning will be agreed upon seperately with stakeholders.