Panasonic KX-HTS Series Manual page 24

2.3.3 System Capacity
Maximum Optional Service Cards
The following number of card can be installed in the Physical Slots or Virtual Slots of the PBX.
Note
• Any card that exceeds the capacity of the PBX will be ignored.
• When the PBX starts up with an invalid configuration, some cards will be ignored.
Slot
Slot type
Pre-installed
Trunk/Doorphone Slot
Extension Slot
DSP Resources
KX-HTS series has built-in DSP and maximum resource is 14.
This DSP is for switching the TDM and IP terminals.
1. The definition of TDM and IP
TDM CO
TDM Extension
SIP Trunk
IP Extension
Others
2. Resource count
DSP resource is counted as follows
Typical codec mode for SIP Trunk is G.711. Few of the countries such as South Africa are G.729.
This chart is shown as IP extension is G.711 mode.
Case Connection
1 TDM Trunk <->TDM Trunk
2 TDM Trunk <->TDM Extension
3 TDM Trunk <-> IP Extension
4 TDM Trunk <->Others
5 SIP Trunk <-> SIP Trunk
6 SIP Trunk <->TDM Extension
7 SIP Trunk <-> IP Extension
8 SIP Trunk <-> Others
9 TDM Extension <->TDM Extension
TDM Extension <-> Others
10
IP Extension <-> IP Extension
11
IP Extension <-> Others
12
*1) P2Por DSPis selectable that is line base setting.
Note: Recommend G711 codec for SIP trunk service.
Card Name
LCOT4
SLC8
LCOT4
DPH2
SLC8
SLC8
Subject
Analogue CO
AnalogueTelephone ( SLT, Fax, etc.)
Doorphone
SIP Trunk
SIP phone
Softphone on the smartphone or personal computer
DISA / Automated Attendant / Voicemail / Conference
DSP Resource count
(SIP trunk : G711)
0 (TSW)
0 (TSW)
1 (DSP)
1 (DSP)
*1) 0 (P2P) / 2(DSP)
1 (DSP)
0 (P2P)
1 (DSP)
0 (TSW)
1 (DSP)
*1) 0 (P2P) / 2(DSP)
1 (DSP)
Maximum Number
1
1
1
1
1
1
Remarks
DSP Resource Count
(SIP trunk : G729)
0 (TSW)
0 (TSW)
1 (DSP)
1 (DSP)
*1) 0 (P2P) / 2(DSP)
1 (DSP)
2 (DSP)
1 (DSP)
0 (TSW)
1 (DSP)
*1) 0 (P2P) / 2(DSP)
1 (DSP)