ISA Firewall Test

This test reports statistics pertaining to the Firewall service of the ISA Proxy server 2004.

Target of the test : An ISA Proxy server 2004

Agent deploying the test : An internal agent

Outputs of the test : One set of results for every ISA Proxy server that is being monitored

Configurable parameters for the test

Parameters	Description
Test period	This indicates how often should the test be executed.
Host	The host for which the test is to be configured.
Port	Refers to the port used by the ISA Proxy server.

Measurements made by the test

Measurement	Description	Measurement Unit	Interpretation
DNS cache hit ratio	Indicates the percentage of DNS domain names retrieved from the DNS cache.	Percent
Pending DNS resolutions	Indicates the number of gethostbyname and gethostbyaddr API calls pending resolution. These are calls used to resolve host DNS domain names and IP addresses for Firewall Service connections.	Number
Worker threads	Indicates the number of Firewall Service worker threads that are currently alive.	Number	A high value indicates that the current workload of the ISA Proxy Server is very high.