Chapter 2 Content Switching Module with SSL Commands

virtual (virtual server submode)

virtual (virtual server submode)

To configure virtual server attributes, use the virtual command in the SLB virtual server configuration submode. To set the virtual server’s IP address to 0.0.0.0 and its port number to zero, use the no form of this command.

virtual ip-address[ip-mask]tcp port [service {ftp rtsp termination}] virtual ip-address[ip-mask]udp port [service {rtsp per packet}] virtual ip-address[ip-mask] {any protocol-number} [service per-packet]no virtual ip-address

Syntax Description

ip-address

IP address for the virtual server.

 

ip-mask

(Optional) Mask for the IP address to allow connections to an entire

 

 

network.

 

 

 

 

tcp port

Specifies the TCP port.

 

 

 

 

service ftp

(Optional) Combines connections associated with the same service

 

 

so that all related connections from the same client use the same real

 

 

server. FTP data connections are combined with the control session

 

 

that created them. If you want to configure FTP services, these

 

 

keywords are required.

 

 

 

 

service rtsp

(Optional) Combines connections to the Real Time Streaming

 

 

Protocol (RTSP) TCP port 554.

 

 

 

 

service termination

(Optional) Enables TCP termination for DoS attack protection.

 

 

 

 

udp port

Specifies the UDP port.

 

 

 

 

any protocol-number

Load-balancing protocol, either TCP, UDP, any, or a number from 0

 

 

to 255.

 

 

 

 

service per-packet

(Optional) Enables load balancing for each packet independently.

 

 

This option is for non-TCP only.

 

 

 

Defaults

Command Modes

Command History

The default IP mask is 255.255.255.255.

SLB virtual server configuration submode

Release

Modification

CSM release 1.1(1)

This command was introduced.

 

 

CSM release 2.1(1)

ip-netmask, UDP/arbitrary protocol introduced.

 

 

CSM release 2.2.1

RTSP support introduced.

 

 

CSM release 3.2(1)

Added TCP termination for DoS attack prevention and per packet

 

load balancing.

 

 

CSM-S release 1.1(1)

This command was introduced.

 

 

 

Catalyst 6500 Series Switch Content Switching Module with SSL Command Reference

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Cisco Systems OL-7029-01 manual Virtual virtual server submode, 184