Cisco Systems 7906G, 7911G Network Requirements

Chapter3 Setting Up the Cisco Unified IP Phone
Before You Begin
3-2
Cisco Unified IP Phone 7906G and 7911G Administration Guide for Cisco Unified CallManager
OL-10008-01
•Handset, page 3-5
•Speaker, page3-6
•Installing the Cisco Unified IP Phone, page 3-9
Network Requirements
For the CiscoUnified IP Phones 7906G and 7911G to successfully operate as a
Cisco Unified IP Phone endpoint in your network, your network must meet these
requirements:
•Working Voice-over-IP (VoIP) Network
– VoIP configured on your Cisco routers and gateways
– Cisco UnifiedCallManager Release 3.3(5) or higher installed in your
network and configured to handle call processing
Note The minimum firmware release that must be installed on the phone is
7.2(1) for the CiscoU nifiedIP Phone 7911G and 7.2(3) for
Cisco UnifiedIP Phone 7906G.
Note Cisco Unified Call Manager 4.0 and 5.0(1) do not support the
Cisco UnifiedIP Phone 7906G.
•IP network that supports DHCP or manual assignment of IP address, gateway,
and subnet mask
Note The Cisco Unified IP Phone displays the date and time from
Cisco Unified CallManager. If the Cisco Unified CallManager server is located in
a different time zone than the phones, the phones will not display the correct local
time.