This document describes the release of the 3Com?? VCX V7122 software version 4.4 supporting SIP (Session Initialization Protocol). Note: Release 4.4 upgrades 4.2.

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This document describes the release of the 3Com?? VCX V7122 software version 4.4 supporting SIP (Session Initialization Protocol). Note: Release 4.4 upgrades 4.2.

This document describes the release of the 3Com?? VCX V7122 software version 4.4 supporting SIP (Session Initialization Protocol).   Note: Release 4.4 upgrades 4.2. thumbnail
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