virtual Configuring Load Sharing Network Address Translation (LSNAT)
Enterasys Matrix DFE-Gold Series Configuration Guide 19-23
Parameters
Defaults
IfaTCPservicenameisnotspecified,nonewillbeapplied.
Mode
Routercommand,SLBVirtualServerConfigurationmode:Matrix>Router(configslbvserver)#
Usage
Ifstickysessionpersistenceisconfiguredwiththepersistencelevelcommand(“persistencelevel
onpage 1925),theserviceparameterisnotneeded.
The“no”formofthiscommandclearsthevirtualserverconfiguration.
Example
ThisexampleshowshowtosettheIPaddressandTCPportforthe“virtualhttp”virtualserver:
Matrix>Router(config)#ip slb serverfarm httpserver
Matrix>Router(config-slb-sfarm)#real 10.1.2.1 port 80
Matrix>Router(config-slb-real)#inservice
Matrix>Router(config-slb-real)#exit
Matrix>Router(config-slb-sfarm)#real 10.1.2.3 port 80
Matrix>Router(config-slb-real)#inservice
Matrix>Router(config-slb-real)#exit
Matrix>Router(config-slb-sfarm)#exit
Matrix>Router(config)#ip slb vserver virtual-http
Matrix>Router(config-slb-vserver)#serverfarm httpserver
Matrix>Router(config-slb-vserver)#virtual 10.1.4.5 tcp www
ipaddressSpecifiesanIPaddressforthevirtualserver.
tcp|udpSpecifiesTCPorUDPastheprotocolusedbythevirtualserver.
port SpecifiesaTCPorUDPportnumber(0through65535)orportnameto
beusedbythisvirtualserver.Specifying0indicatesallportscanbe
usedbythisvirtualserver,andshouldbeusedonlywithstickysession
persistenceconfiguration.See“StickyPersistenceConfiguration
Considerations”onpage 192

The following port name keywords may be used:

ftp — File Transfer Protocol, port 21

telnet — Telnet, port 23

www — World Wide Web, port 80

serviceservicename (Optional)Specifiestheservicetobeaccessedthroughthisvirtual
serverIPaddresswhenTCPisspecified.

Currently, only ftp may be specified.