During the restart, all devices in the affected areas lose the network connection for approx. 10 to 15 minutes. This affects, among other things, PCs, telephones, access control systems and WLAN connections.
Apart from that, no further effects should be noticeable.
If you have any questions or problems within the scope of the work, please contact the relevant TUnet approval officer at your institute or firstname.lastname@example.org.