Virtual TapeServer 8.3 Configuration Guide

Enabling and Configuring Role Swapping | 65
The following steps use two sites as an example of enabling Data Replication between two sites,
Boston and Los Angeles, connected by a wide area network (WAN):
To configure network settings
1. Verify that the hostname, IP address, and gateway are configured on each VTS server in the
environment. Refer to the Quick Start Guide for more information.
2. If DNS or DHCP is not configured in your environment and you want the servers to
communicate using hostnames, set up the /etc/hosts file to configure aliases for each VTS
server in the environment. Perform this step on the target server for each source VTS server.
a. At the command prompt, log in.
b. Become root:
su -
c. Be sure the file contains the IP address, hostname, and alias for the local VTS server
and the remote server(s). Here is an example of the file on the losangeles server:
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
10.10.2.144 losangeles.domain.com losangeles
10.10.2.145 boston.domain.com boston
Here is an example of the file on the boston server:
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
10.10.2.145 boston.domain.com boston
10.10.2.144 losangeles.domain.com losangeles