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Cisco Integrated Services Router Hardware Installation Guide
OL-23125-02
Chapter3 Connecting the Router Cisco 860, 880, 890 Series
Connecting a Phone
To connect an 802.3af-compliant phone to an Ethernet switch port, follow these steps:
Note A power source must be provided for the phone to function. This can be done in two ways: the phone
can be powered via the PoE function using the PoE enabled Ethernet ports, or by using an external AC
power source connected to the phone.
Step1 Connect one end of the yellow Ethernet cable to Ethernet switch port 0 or port 1 on the router. Figure3-8
shows a Cisco888W router connected to a phone.
Figure3-8 Connecting a Phone
1Yellow Ethernet cable 3RJ-45 port on a phone
2Ethernet switch port 1 on the router
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