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Critical Tool Matrix for XenApp Environments
http://support.citrix.com/article/CTX122827
Communication Ports Used By Citrix Technologies
http://support.citrix.com/article/CTX101810
Understanding Microsoft Installer Logs
http://support.citrix.com/article/CTX106727
Web Interface Logs
Users Prompted to Download ICA File, Launch.ica, Instead of Launching the Connection
http://support.citrix.com/article/CTX804493
Error: ICA file not found
http://support.citrix.com/article/CTX395275
Web Interface logged messages and event IDs
Data Store View
http://support.citrix.com/article/CTX106232
Desktop Director - web based admin tool - ideal for help desks -
cannot be installed on XenApp server - available on XenApp 6.5 Additional components media
MedEvac 2.5
http://support.citrix.com/article/CTX107935
How to Monitor Farm Health using MedEvac
http://support.citrix.com/article/CTX119899
XenApp Infrastructure Monitoring and Alerting
http://support.citrix.com/article/CTX118742
Microsoft Tools - http://live.sysinternals.com/
Process Monitor - real-time file system, registry and process/thread activity
Resource Monitor - displays usage of CPU, memory, disk and network
TCPView - displays all TCP and UDP connections on a system and the process that owns the connection
Network Protocol Analyzers:
Microsoft Network Monitor - http://support.microsoft.com/kb/933741
Wireshark - http://www.wireshark.org/