Zhone IMACS 8000 User Manual page 689

No Voice Compress. WAN card using ALL resources.
No ADPCM card is currently available for voice compression.
Not applicable for S/T card.
This does not apply for a BRI S/T card.
Not enabled, cannot send test syslog
A request to send a test syslog message is denied, since the feature is turned off.
Not enough available U-slots.
You cannot use the Configuration option with less than three available user card slots in the
chassis for T1 operation, or four available user card slots for E1 operation.
Not implemented yet.
You cannot use a feature or function that is not yet released. This message normally appears
on software versions for beta testing.
Not ready to switch
A CPU switch command has been given, but checks to assure that the standby processor is
ready to take over activity has failed. Wait 30 seconds and try again.
Not supported.
This command is currently not supported by the system.
Number of TS from must be equal to TS to.
You cannot assign a time slot cross-connection with an unequal number of "from" (source)
and "to" (destination) time slots.
Only 2 PWs may have adaptive clock enabled
Two PW streams can be set to adaptive clock. The operator has already assigned two adaptive
clock sources.
Reference Guide B-15