Tieline Technologies


X.21 Front View

This module is required for making connections over the X.21 Leased line Transport

Simply plug the module in a Free expansion port on your Tieline codec and you are away.


This module will support X.21 leased line mode with C/DTR call establishment over 64-384 kbps connections . The connection profiles supported are mono, dual mono stereo and joint stereo. Choose from G.711, G.722, MPEG 2 Layer 2 and Tieline Music Algorithms (Tieline Music is capable of 15 kHz mono or stereo over 64kbps or 128kbps with 70ms delay) A network adaptor cable may be used for conversion to V.35 protocol. Contact Tieline for more info.

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