K1 Byte; Table 12: K1 Byte, Bits 1-4: Type Of Request - Alcatel-Lucent 7750 SR OS Interface Configuration Manual

Port Features

K1 byte

The switch priority of a request is assigned as indicated by bits 1 through 4 of the K1 byte.

Table 12: K1 Byte, Bits 1-4: Type of Request

Bit 1234
1111
1110
1101
1100
1011
1010
1001
1000
0111
0110
0101
0100
0011
0010
0001
0000
The channel requesting switch action is assigned by bits 5 through 8. When channel number 0 is
selected, the condition bits show the received protection channel status. When channel number 1 is
selected, the condition bits show the received working channel status. The Alcatel-Lucent 7750
SR supports only channel values of 0 and 1.
Page 48
Condition
Lockout of protection
Force switch
SF - High priority
SF - Low priority
SD - High priority
SD - Low priority
(not used)
Manual switch
(not used)
Wait-to-restore
(not used)
Exercise
(not used)
Reverse request
Do not revert
No request
7750 SR OS Interface Configuration Guide