[root@issmon bin]# ./snmp-ups -DDDDDDDDD -a bt109
Network UPS Tools - Multi-MIBS SNMP UPS driver 0.42 (2.2.0-)
Warning: This is an experimental driver.
Some features may not function correctly.

debug level is '9'
SNMP UPS driver : entering upsdrv_initups()
SNMP UPS driver : entering nut_snmp_init(snmp-ups, xxx.xxx.xxx.xxx, v1, xxxxxx)
SNMP UPS driver : entering load_mib2nut(liebert)
load_mib2nut: using liebert mib
Detected AP356/357 on host xxx.xxx.xxx.xxx (mib: liebert 2.2)
SNMP UPS driver : entering upsdrv_initinfo()
su_ups_get: ups.mfr .1.3.6.1.4.1.476.1.1.1.1.1.3.0
SNMP UPS driver : entering su_setinfo(ups.mfr)
=> value: 2.5.3A
su_ups_get: ups.model .1.3.6.1.4.1.476.1.1.1.1.1.2.0
SNMP UPS driver : entering su_setinfo(ups.model)
=> value: AP356/357
su_ups_get: ups.firmware.aux .1.3.6.1.4.1.476.1.1.1.1.1.3.0
SNMP UPS driver : entering su_setinfo(ups.firmware.aux)
=> value: 2.5.3A
su_ups_get: ups.status .1.3.6.1.4.1.476.1.1.1.1.6.3.0
[bt109] nut_snmp_get: .1.3.6.1.4.1.476.1.1.1.1.6.3.0: Error in packet: (noSuchName) There is no such variable name in this MIB.
=> Failed
su_ups_get: input.voltage .1.3.6.1.4.1.476.1.1.1.1.3.6.1.2.1
SNMP UPS driver : entering su_setinfo(input.voltage)
=> value: 272.0
su_ups_get: output.voltage .1.3.6.1.4.1.476.1.1.1.1.4.4.1.2.1
SNMP UPS driver : entering su_setinfo(output.voltage)
=> value: 273.0
su_ups_get: output.current .1.3.6.1.4.1.476.1.1.1.1.4.4.1.3.1
SNMP UPS driver : entering su_setinfo(output.current)
=> value: 43.0
su_ups_get: battery.voltage .1.3.6.1.4.1.476.1.1.1.1.2.3.0
SNMP UPS driver : entering su_setinfo(battery.voltage)
=> value: 410.0
su_ups_get: battery.runtime .1.3.6.1.4.1.476.1.1.1.1.2.1.0
SNMP UPS driver : entering su_setinfo(battery.runtime)
=> value: 65535.0
SNMP UPS driver : entering upsdrv_updateinfo()
dstate_init: sock /var/state/ups/snmp-ups-bt109 open on fd 5