ltsp-server-initialize fails if the network parameters aren't correctly set in /etc/ltsp/ The code to calculate default network and broadcast currently gives NETWORK=NETWORK=192.168.0.254 BROADCAST=BROADCAST=192.168.0.255 It should give NETWORK=192.168.0.254 BROADCAST=192.168.0.255 Here's a patch to fix it.
Created attachment 313123 [details] patch for ipcalc bug in ltsp-server-initialize
included in the upcoming ltsp-5.1.15