NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Page 1009
Serial Call - CCIS S-52
Operating Procedure (cont’d)
3. The Attendant dials Station (b1) in Node B; receives ringback tone. Station (b1) is rung and Station (c)
receives Hold Tone.
4. The Attendant presses the Serial Call (SC) key and Station (c) receives ringback tone. The HOLD and
RING status are shown on the Attendant Console.
STN (a)
ATT
[Node A]
CCIS
[Node B]
STN (b1)
STN (b2)
RBT
HT
RG
HT
RBT
PUBLIC
SWITCHED
TELEPHONE
NETWORK
RBT
STN (c)
RG
STN (a)
ATT
[Node A]
CCIS
[Node B]
STN (b1)
STN (b2)
RBT
PUBLIC
SWITCHED
TELEPHONE
NETWORK