Cisco WS-C2950-24 Configuration Manual page 41

Chapter 1 Overview
Figure 1-3 Collapsed Backbone and Switch Cluster Configuration
Gigabit
servers
Cisco
CallManager
(2 Gbps full duplex)
Catalyst
2900 XL and 3500 XL
GigaStack cluster
IP
IP
AC
power
Cisco SoftPhone software
source
78-6511-05
Each 10/100 inline-power port on the Catalyst 3524-PWR XL switches provides
–48 VDC power to the Cisco IP Phone. The IP phone can receive redundant power
when it also is connected to an AC power source. IP phones not connected to the
Catalyst 3524-PWR XL switches receive power from an AC power source.
Catalyst 4908G-L3 switch
1 Gbps
Catalyst
2900 XL,
1900, and
2820 cluster
Workstations running
Catalyst 2900 Series XL and Catalyst 3500 Series XL Software Configuration Guide
Network Configuration Examples
Cisco 2600 router
200 Mbps
Fast EtherChannel
(400 Mbps full duplex
Fast EtherChannel)
Catalyst
3524-PWR XL
GigaStack cluster
IP Phones
IP IP
Cisco IP Phones
IP
IP
Cisco
IP
1-17