SECTION 3 SYSTEM CAPACITY
3.1 System Capacity
Table 1-2 System Capacity
Items 1 KSU (1228) Description Note
Expansion Slot 2
System Maximum Port 58 1KSU: 084M+PRI+080E+4COIDBx2
Trunk Port Max. 38 1KSU: PRIx1+4COIDB/BRIx2
Trunk Port Analogue
Trunks (COT)
12 1KSU: 4COIDBx3 on 084M/080E/008E/
000E
BRI (T-Point) 12 1KSU: 2BRIx3 on 084M/080E/008E/
000E
PRI (30B) 30 Max. one PRI
IP Trunk (SIP) 16 When MEMDB is Installed
32 When MEMDB and SL-IP-CHANNEL-16
LIC are installed.
(V5.1 Add-
ed)
Station Port Max. 40 1KSU: 084M+080Ex2+BRIx3
Station Port 2W Key Set 24 Max. 24/KSU
084M+080Ex2
SLT (–28V) 20 1KSU: 084M+008Ex2
BRI (S-Point) 12 1KSU: BRIx3 on 084M/080E/008E/000E
2W DSS Con-
sole
12 Connect to digital extension Port at
084M/080E
Doorphone 2 2DPH I/F on 084M (analogue extension
port 3, 4)
Alternative use with SLT
SIP-MLT/ SIP
Std. terminal
16 When MEMDB is Installed
64 When MEMDB and SL-IP-CHANNEL-16
LIC are installed.
(V5.1 Add-
ed)
VM/VRS Chan-
nels
2 VM ports/ 4 VRS ports (default)
(Total Max.8 w/o MEMDB or 16
w/MEMDB)
CFVMS-C1
Port increased by license.
Virtual Extension 50
Relay 2 2 circuits on 084M
Power Failure Transfer 3 1 PFT circuit on 4COIDB (COI port 1 and
PF port)
External Paging (Audio Out) 1 1 audio-In/Out and 2 audio-In circuits on
084M.
External MOH (Audio In) 1
External BGM (Audio In) 1
Ethernet Port 1 1 circuit on CPU
VoIP Channels 16 When MEMDB is Installed
32 When MEMDB and SL-IP-CHANNEL-16
LIC are installed.
(V5.1 Add-
ed)
V.34 Modem 1 1 circuit on PZ-VM21
Conference Circuits 32 (Max. 16 parties per Confer-
ence)
DSP Resource
*1
16 For 1228M KSU (DSP on CPU)
16 When PZ-VM21 is installed
SL1100 ISSUE 4.1 (R5.1)
1-8 Introduction
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