ISTG Instant Messenger Server is developed by workgroup. The most popular version of this product among our users is 1.1. The name of the program executable file is ISTG IMS.exe. The product will soon be reviewed by our informers.
You can check Softros LAN Messenger, BigAnt Messenger, OfficeSIP Messenger and other related programs like Bopup Messenger at the "download" section.
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