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CHAPTER 2 Operations of SV8500 Server
• CCSA Common Channel Switching
Arrangement
: Call terminations from CCSA Trunks. Available in
North America only.
• TIE Tie Line : Call terminations from tie line to Attendant.
• BUSY Call Forwarding - Busy Line : Forwarded call terminations to Attendant when
originally called station is busy.
• NANS Call Forwarding - Don’t An-
swer
: Forwarded call terminations to Attendant when
originally called station does not answer.
• ICPT Call Forwarding - Intercept : Forwarded call terminations to Attendant when
originally called station is restricted.
• SCB Special Common Battery : Not used.
• HP House Phone Station : House Phone call terminations to Attendant. This
symbol is used in hotel system.
• TF Inter-Position Transfer : Transferred call terminations to Attendant by IN-
TER-POSITION TRANSFER [I-5].
• DND Do Not Disturb : Transferred call terminations to Attendant when
calls to originally called station are restricted by
DO NOT DISTURB [D-11]. This symbol is used
in hotel system.
• GST Guest Station : Call terminations from Guest Station to Attendant.
This symbol is used in hotel system.
• HWC Howler Call : Call terminations to Attendant when the off-hook
time of Guest Station is beyond the previously as-
signed time. This symbol is used in hotel system.
• LT Long Line Telephone Call : Call terminations to Attendant when the duration
of call of Guest Station is beyond the previously
assigned time. This symbol is used in hotel sys-
tem.