Upgrading a Single-Site System With Two Servers 1776 Stop the Authentication and Directory service by entering the followingcommands:cd /opt/3com/VCX/scripts/rc3.d./S20vcxdata stopSet Up DatabaseReplicationFollow the steps in this section to set up database replication.1 Stop the Tomcat process, first on the primary VCX server and then on thesecondary VCX server by entering these commands:cd /opt/3com/VCX/scripts/rc3.d./S70tomcat stop2 Set up replication on the primary VCX server by entering thesecommands:cd /opt/3com/VCX/vcxdata/binsu cworks./setupReplicationThe replication setup script starts. Follow these steps:a The Enter the VCX Site Identification i.e. Site Id promptappears.Enter site ID configured for this system. For single-site systems, the siteID is identical for both the primary VCX server and the secondary VCXserver.b The Enter the Number of MASTER SITEs other than the MASTERDEFINITION SITE [1]: prompt appears.Press Enter to accept the default.c The Enter the MASTER DEFINITION SITE IP Address [IPaddress] prompt appears.Enter the IP address of the Master Definition site or press Enter if thedisplayed address is correct. This is typically the IP address of eth0 onthe primary VCX server.d The Enter the MASTER SITE 1 IP Address [0.0.0.0] promptappears.Enter the IP address of the Master Site. This is typically the IP addressof eth0 on the secondary VCX server.e The Do you want to continue with the above settings? [n/y]:prompt appears.