The following warning messages are appearing periodically (~2hrs) on all the EPICs IOC's (VxWorks and Linux -
base-3.14.12.3) on a beamline here at the APS - (base-3.14.12.3).
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.132.146:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.0.2:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.132.146:3956 ignored
../udpiiu.cpp: Undecipherable (payload too small) UDP msg from 169.254.132.146:3956 ignored
Eventually the CAS-Event processes fail (after a day or so). A reboot brings everything back and the sequence starts over.
Is this a network issue (someone on the CA ports that should not be) or should I look at the CA Clients (medm)?