Zhone IMACS 8000 User Manual page 691

Performance statistics is not available in slc96.
You cannot obtain performance statistics for a WAN port in the slc96 mode.
Performance statistics not available.
You cannot obtain performance statistics for this card or port.
Phone number must be unique.
The primary phone number on an HSU card must be unique.
Port already configured for Remote Terminal.
This port is already configured for use with a remote terminal.
Port has PVC(s) allocated. No changes allowed.
You cannot deactivate a Frame Relay port with active PVCs.
Port is in use.
You cannot make any changes to an active port.
Port is in use in XCs
The port chosen already has a cross connection assigned to it.
Port is in use on OC3 card
The port chosen already has a connection assigned to it on the OC3 card.
Port is in use on PWE card
The port chosen already has a connection assigned to it on the PWE card.
Reference Guide B-17