Configuring Probes for Health Monitoring

Commands Available to all Probe Configurations

These commands are common to all probe types:

Command

Purpose

 

 

Router(config-slb-probe)#

Set the interval between probes in seconds (from the end of the

interval seconds

previous probe to the beginning of the next probe)1.

 

Range = 5–65535

 

Default = 120 seconds

 

 

Router(config-slb-probe)#

Set the number of failed probes that are allowed before marking

retries retry-count

the server as failed1.

 

Range = 0–65535

 

Default = 3

 

 

Router(config-slb-probe)#

Set the time, in seconds, to wait before probing a failed server1.

failed failed-interval

Range = 5–65535

 

 

Default = 300 seconds

 

 

Router(config-slb-probe)# open

Set the maximum time to wait for a TCP connection. This

open-timeout

command is not used for any non-TCP health checks (ICMP or

 

DNS1).

 

Range = 1–65535

 

Default = 10 seconds

 

 

Router(config-slb-probe)#

Set the maximum time in seconds to wait for a reply from the

receive receive-timeout

real server1.

 

Range = 1–65535

 

Default = 10 seconds

 

 

1. The no form of this command restores the defaults.

HTTP Probe

An HTTP probe establishes an HTTP connection to a real server and then sends an HTTP request and verifies the response. The ip slb probe probe-namehttp command places the user in HTTP probe configuration submode.

To configure an HTTP probe, perform this task:

 

Command

Purpose

Step 1

 

 

Router(config)# ip slb probe

Configure an HTTP probe and enter the HTTP probe

 

probe-name http

submode1.

Step 2

 

 

Router(config-slb-probe-http)#

Configure basic authentication values for the HTTP SLB

 

credentials username [password]

probe1.

 

Catalyst 6000 Family Content Switching Module Installation and Configuration Note

48

78-11631-02 Rev. A0

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Cisco Systems 6000 manual Commands Available to all Probe Configurations, Http Probe