Specific information that's related to the HDSL alarms, each bit
in the two bytes value has the following meaning if set:
Bit 0 : Local Loss of Signal on DS1 line (HiGain only).
1 : Remote Loss of Signal on DS1 list (HiGain only).
2 - 7 : reserved.
8 : Loss of Sync word on LOOP 1 of the local line unit.
9 : Loss of Sync word on LOOP 2 of the local line unit.
10 : Loss of Sync word on LOOP 1 of the first doubler.
11 : Loss of sync word on LOOP 2 of the first doubler.
12 : Loss of Sync word on LOOP 1 of the second doubler.
13 : Loss of sync word on LOOP 2 of the second doubler.