User Guide

50 Chapter 2 Initial setup
320818-A
Before you begin
Before you can set up the Nortel SNAS 4050, you must complete the following
tasks:
1 Plan the network. For more information, see Nortel Secure Network Access
Solution Guide (320817-A).
In order to configure the Nortel SNAS 4050, you require the following
information:
•IP addresses
— Nortel SNAS 4050 Management IP address (MIP), portal Virtual IP
address (pVIP), Real IP address (RIP)
— default gateway
— DNS server
— NTP server (if applicable)
— external authentication servers (if applicable)
— network access devices
— remediation server (if applicable)
For more information about the Nortel SNAS 4050 MIP, pVIP, and RIP,
see “About the IP addresses” on page 51.
• VLAN IDs
— Nortel SNAS 4050 management VLAN
— Red VLANs
— Yellow VLANs
— Green VLANs
— VoIP VLANs
• Groups and profiles to be configured
2 Configure the network DNS server, DHCP server, core router, and network
access devices, as described in “Nortel SNAS 4050 configuration roadmap”
on page 43, steps 1 through 4.
3 Install the Nortel SNAS 4050 device. For more information, see Nortel Secure
Network Access Switch 4050 Installation Guide (320846-A).