Interactions (cont'd)
7.
Do not disable constant Service Set Tone by changing System Data 1, Index 42, Bit 7 to data
"1". This changes constant Service Set Tone to Burst Special Dial Tone, and Special Dial Tone
to Burst Special Dial Tone, followed by constant Dial Tone. This will also disable TANDEM OFF-
HOOK QUEUING.
NEAX2400 ICS Business Features and Specifications
NDA-24143, Issue 4
Off-Hook Queueing
O-7
Page 391