Поставил megatec, результата нет:
[root@data01 ~]# service upsdrv start
Starting UPS drivers: tcgetattr(/dev/ttyS0): Input/output error
Network UPS Tools - Megatec protocol driver 1.5 (2.0.5)
Carlos Rodrigues (c) 2003-2006
Driver failed to start (exit status=1)
Network UPS Tools - UPS driver controller 2.0.5
[FAILED]
[root@data01 ~]#