Cisco 7911G Administration Guide - Page 76

Before You Begin Chapter 3 Setting Up the Cisco Unified IP Phone Before You Begin Before installing the Cisco Unified IP Phone, review the requirements in these sections: • Network Requirements, page 3-2 • Cisco Unified Communications Manager Configuration, page 3-3 • Network and Access Ports, page 3-4 • Handset, page 3-4 • Speaker, page 3-4 • Installing the Cisco Unified IP Phone, page 3-9 Network Requirements For the Cisco Unified 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 Unified Communications Manager 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). • 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 Communications Manager. If the Cisco Unified Communications Manager server is located in a different time zone than the phones, the phones will not display the correct local time. Cisco Unified IP Phone 7906G and 7911G for Cisco Unified Communications Manager 6.0 3-2 OL11954-01