The following table indicates which values to use when configuring your LoadMaster for Exchange 2010.

Service

Port

Protocol

Server Init

Persist

Mode

Persist Timeout

Scheduler

Idle

SSL

Rewrite

Checker

Checker

port/URL

HTTPS offloaded

443

TCP

None

Super

1 Hour

Round Robin

900

Y

None

HTTP

80 /owa

HTTPS

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /owa

SMTP

25

TCP

SMTP

Source

1 Hour

Round Robin

120

N

SMTP

25

MAPI

*

TCP

Other

Source

1 Hour

Round Robin

86400

N

TCP

135

HTTPS AS offloaded

443

TCP

None

None

Round Robin

900

Y

None

HTTP

80 /autodiscover/autodiscover.xml

HTTPS AS

443

TCP

None

None

Round Robin

900

N

HTTPS

443 /autodiscover/autodiscover.xml

HTTPS EAS offloaded

443

TCP

None

Super or Source

1 Hour

Round Robin

900

Y

None

HTTP

80 /Microsoft-Server-Activesync

HTTPS EAS

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /Microsoft-Server-Activesync

HTTPS ECP offloaded

443

TCP

None

Super or Source

1 Hour

Round Robin

900

Y

None

HTTP

80 /ecp

HTTPS ECP

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /ecp

HTTPS EWS offloaded

443

TCP

None

Super

1 Hour

Round Robin

900

Y

None

HTTP

80 /ews/exchange.asmx

HTTPS EWS

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /ews/exchange.asmx

HTTPS OA offloaded

443

TCP

None

Super or Source

1 Hour

Round Robin

900

Y

None

HTTP

80 /rpc/rpcproxy.dll

HTTPS OA

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /rpc/rpcproxy.dll

HTTPS OWA offloaded

443

TCP

None

Super or Source

1 Hour

Round Robin

900

Y

None

HTTP

80 /owa

HTTPS OWA

443

TCP

None

Source

1 Hour

Round Robin

900

N

HTTPS

443 /owa

IMAP

143

TCP

IMAP4

None

Round Robin

3600

N

IMAP

143

IMAP with STARTTLS

143

STARTTLS

None

Round Robin

3600

Y

IMAP

143

IMAPS

993

TCP

IMAP4

None

Round Robin

3600

N

TCP

993

IMAPS Offloaded

993

TCP

IMAP4

None

Round Robin

3600

Y

IMAP

143

POP

110

TCP

POP3

None

Round Robin

3600

N

POP3

110

POP with STARTTLS

110

STARTTLS

POP3

None

Round Robin

3600

Y

POP3

110

POPS

995

TCP

POP3

None

Round Robin

3600

N

TCP

995

POPS Offloaded

995

TCP

POP3

None

Round Robin

3600

Y

POP3

110

SMTP

25

TCP

SMTP

Source IP

1 Hour

Round Robin

120

N

SMTP

25

SMTP with STARTTLS

25

STARTTLS

Source IP

1 Hour

Round Robin

120

Y

SMTP

25

SMTPS

587

TCP

SMTP

Source IP

1 Hour

Round Robin

120

N

TCP

587

SMTP Offloaded

587

TCP

SMTP

Source IP

1 Hour

Round Robin

120

Y

SMTP

587

Note: The high number port is for use with SSL; however, Health Checking is unencrypted. In this configuration regular TCP Health Checking should be used.