Google Talk Service Monitor in android mobile phones will monitor Google Talk host address & port, your Google JID, your Device ID, GTalk connection status , your connection history,your current GTalk presence (available, idle or invisible) and many other things like GTalk heartbeat status. Now how to Monitor Google Talk Service in Android ? Follow a simple step that i used to test it on Samsung GalaxyS:

Dial this code from your phone *#*#8255#*#* and observe the available options in GTalk Service Monitor – Part1

Gtalk Service Monitor How to Monitor Google Talk Service in Android

Observe the available options in GTalk Service Monitor – Part2

Gtalk Service Monitor 2 How to Monitor Google Talk Service in Android

Observe the available options in GTalk Service Monitor – Part3

Gtalk Service Monitor 3 How to Monitor Google Talk Service in Android

Observe the available options in GTalk Service Monitor – Part4

Gtalk Service Monitor 4 How to Monitor Google Talk Service in Android

Observe the available options in GTalk Service Monitor – Part5

Gtalk Service Monitor 5 How to Monitor Google Talk Service in Android

How to send heartbeat to server from GTalk Service Monitor

It will attempts to checks in the Gtalk server with variation in Packet count, Packet Size, Average packet size.
Observe heartbeat in 19/28%/0% formats. The more you send the heart bit the more in the variation of values like Packet count, Packet Size and average packet size.
Gtalk Service Monitor heartbeat to server How to Monitor Google Talk Service in Android

Note: I only used the code ( *#*#8255#*#* ) without any android apps and all the things are fully tested on Samsung GalaxyS android mobile phone !