Performance Analyzer

Tired of reading huge BLG files and compare with triggers to see if the system is running as it should? I hear you my friend! It is time to automate that using PAL – Performance Analysis of Logs, a great tool created by a MSFTE that you can download from http://pal.codeplex.com and get the tips…


ISA Server Firewall Service crashes when enabling cache

1. Introduction   This is another one of those cases where ISA Server Service mysterious crashes once a day, at the same time and nothing changed in the environment.  This just make me really fell that the lack of communication between the teams that deals with technology is getting far beyond of what should exactly…


Port Exhaustion on ISA Server 2006 while Publishing Outlook Anywhere

Last week we (ISA Server Team in Texas) faced an interesting issue where remote Outlook Clients using RPC over HTTPs were not able to communicate with the internal Exchange Server. Pretty challenge case since on the ISA Server side there was nothing really obvious missing, netmon also didn’t help that much, but the old netstat…


Antivirus and ISA Server

1. Introduction   This post is about a support call where customer was complaining that the ISA Server was stop answering requests every five days in average. Of course this is too broad statement and we have to narrow it down with more and more questions. The interrogatory started: ·         When you say stop answering…


Intermittent Performance Problem while Accessing Internet through ISA Server 2006

1. Introduction   One of the most challenges for the ISA Admin is to determine the culprit for an intermittent issue. This gets worse when the issue is related with performance. While there are many elements that can impact ISA Server’s performance, this post will describe an interesting case where the client was having problems…