NEC Univerge SV8100 Features And Specifications Manual page 788

Issue 13.0
A Hotline is a uniquely programmed function key.

Default Setting
Disabled
Related Features
Automatic Call Distribution (ACD)
Distinctive Ringing, Tones and Flash Patterns
Direct Station Selection (DSS) Console
Do Not Disturb
Handsfree Answerback/Forced Intercom Ringing
Off-Hook Signaling
Programmable Function Keys
Ringdown Extension, Internal/External
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UNIVERGE SV8100
Hotline