Contents
C H A P T E R 3
P A R T I I
C H A P T E R 4
Cisco IP Phone 8800 Series Administration Guide for Cisco Unified Communications Manager
iv
11
Power Reduction
11
Network Protocols
12
17
Cisco Unified Communications Manager Interaction
Voice Messaging System Interaction
19
20
21
Phone Configuration Files
Phone Behavior on a Network with Two Network Routers
23
Phone Overview
23
25
25
27
Cisco IP Phones 8851 and 8851NR
Phone Connections
28
Phone Connections
29
30
35
37
Verify the Network Setup
37
39
12
17
18
21
26
27
29
32
38
41
18
22
22