Cisco OL-24124-01 - Manual (Page 3)

17-3
Cisco Unified Communications Manager Security Guide
OL-24124-01
Chapter 17 Configuring Virtual Private Networks
IOS configuration requirements
IOS configuration requirements
Before you create an ISO configuration for VPN client on IP phone, complete the following steps:
Step 1 Install IOS Software version 15.1(2)T or later
Feature Set/License: Universal (Data & Security & UC) for IOS ISR-G2
Feature Set/License: Advanced Security for IOS ISR
Step 2 Activate the SSL VPN License
Configuring IOS for VPN client on IP phone
Perform the following steps to configure IOS for VPN client on IP phone.
Step 1 Configure IOS locally.
a. Configure the Network Interface
Example:
router(config)# interface GigabitEthernet0/0
router(config-if)# description "outside interface"
router(config-if)# ip address 10.1.1.1 255.255.255.0
Step 6 Add the VPN Group and VPN
Profile to a Common Phone
Profile. In Cisco Unified Communications Manager Administration,
choose Device > Device Settings > Common Phone Profile. For
more information, see the “Common Phone Profile Configuration”
chapter in the Cisco Unified Communications Manager
Administration Guide.
Note If you do not associate a VPN Profile with the Common
Phone Profile, VPN uses the default settings defined in the
VPN Feature Configuration window.
Step 7 Upgrade the firmware for Cisco
Unified IP Phones to a version that
supports VPN. To run the Cisco VPN client, a supported Cisco Unified IP Phone
must be running firmware release 9.0(2) or higher. For more
information about upgrading firmware, see the Cisco Unified IP
Phone Administration Guide for Cisco Unified Communications
Manager for your Cisco Unified IP Phone model.
Note Before you can upgrade to firmware release 9.0(2),
supported Cisco Unified IP Phones must be running
firmware release 8.4(4) or later.
Step 8 Using a supported Cisco Unified
IP Phone, establish a VPN
connection. For more information about configuring a Cisco Unified IP Phone
and establishing a VPN connection, see the Cisco Unified IP
Phone Administration Guide for Cisco Unified Communications
Manager for your Cisco Unified IP Phone model.
Table 17-1 VPN Configuration Checklist
Configuration Steps Notes and Related Procedures