Choose the right Cisco Phone System Modules for your ever expanding enterprise.
Cisco phone system licenses, mounting brackets, and extended warranties.
Cisco Phone System Comparison
Feature
UC320
UC540
UC560
Maximum Users
24
32
138
Ethernet Ports
4 x 10/100/1000 LAN
1 x 10/100/1000 WAN
8 x 10/100 LAN (PoE)
1 x 10/100 WAN
1 x 10/100 Expansion
3 x 10/100/1000 Expansion*
1 x 10/100/1000 WAN
FXS Ports
1
4
4
PSTN Interfaces
4 FXO
4 FXO or 2 BRI
4 FXO, 2 BRI or 4 FXO with built-in T1/E1
Expansion Slots
0
1
2
Wireless
Yes
Yes
No
VPN Tunnels
0
10
20
Music On Hold Support
Yes
Yes
Yes
*Note: One of the three expansion ports defaults to a PC/LAN port to enable configuration of the box and/or to connect to a server. The port can be changed to function as an expansion port.