Figure 1-6 Standard Sip Conference - NEC SL2100 Features And Specifications Manual

SL2100
• Conferencing when talking on a Virtual Extension:
- While talking on a Virtual Extension, if the station has an internal call on Hold, a conference call
cannot be established.
- While talking on a Virtual Extension, if the station receives an intercom call (call to its actual
station number), a conference call cannot be established.
- While talking on a Virtual Extension, if the station has a call on Hold, a conference call cannot be
established.
• With SL2100 system, Standard SIP Terminals can initiate a conference call using Conference key
on the terminal.
C
Press Conference
Key
- PRG 20-13-08 must be enabled for the Class of Service the Standard SIP Terminal is in.
- A DSP Resource is required to be assigned for each Standard SIP Phone or IP7[ ]-8IPLD-C1
TEL that is a part of the conference.
Member 1
Std-SIP
Std-SIP
Std-SIP
- Video calls are not supported.
- The following conference features are not supported with Standard SIP:
• Barge-in to Conference
• Split between the parties in conference
• Transfer a Call into a Conference
1-206
STD-SIP
Talking
STD-SIP

Figure 1-6 Standard SIP Conference

Member 2
IP7WW-12/24TXH-B IP7WW-12/24TXH-B TEL
TEL
Std-SIP IP7WW-12/24TXH-B TEL
IP7[ ]-8IPLD-C1 TEL Std-SIP
HOLD
Conference
Trunk
Member 3
ISSUE 1.0
Talking
IP7[ ]-8IPLD-C1 TEL
IP7[ ]-8IPLD-C1 TEL
Talking
IP7[ ]-8IPLD-C1 TEL
Talking
IP7[ ]-8IPLD-C1 TEL
Necessary number of DSP
1
2
3
Conference