Load balancing Microsoft Active Directory LDAP

Steps to load balance Microsoft active directory ldap servers

1) Login to F5 BigIP LTM https://loadbalancerip

2) Create a ldap monitor 

    Main -> Local Traffic -> Monitors -> Monitor List -> Create

2) Create a pool

    Main -> Local Traffic -> Pools -> Pool List -> Create

3) Add pool members to the ldap-ad pool created in the previous step

    Main -> Local Traffic -> Pools -> Pool List -> ldap-ad -> Members

4) Create a virtual server

    Main -> Local Traffic -> Virtual Servers -> Virtual Server List -> Create

LDAP servers are ready for load balancing.

F5 setup for Lotus Sametime

Virtual Server	Pool	Monitor
sametime-community	sametime-community	sametime-http
virtual ip	server1 ip	Interval 30
port 1533	server2 ip	Timeout 91
tcp_lan_optimized (Server and Client profiles)	port 1533	Send String GET /names.nsf?login HTTP/1.0\r\n\r\n
Source Address Affinity (persistence)	Least Connections (Node)	Receive String Log In
Snat automap
sametime-meetings	sametime-meetings	sametime-tcp
virtual ip	server1 ip	Interval 30
port 8081	server2 ip	Timeout 91
tcp_lan_optimized (Server and Client profiles)	port 8081
Source Address Affinity (persistence)	Least Connections (Node)
Snat automap
sametime	sametime	sametime-http
virtual ip	server1 ip	Interval 30
port 80	server2 ip	Timeout 91
tcp_lan_optimized (Server and Client profiles)	port 80	Send String GET /names.nsf?login HTTP/1.0\r\n\r\n
Source Address Affinity (persistence)	Least Connections (Node)	Receive String Log In
Snat automap
http profile