Nx Networks 3000 - Manual (Page 19)

3000 Series User Guide 5
Voice Capability
You have the option of ordering a 3000 Series with two or four analog ports.
The voice ports offer the following features.
•
Voice support for FXO (foreign exchange office), FXS (foreign exchange
service), or E&M (ear and mouth).
• H.323 voice encapsulation standard, including H.225.Ov2 and H.245v.4
standards.
• Switched Frame Transfer Mode (SFTM) technology, which lets you
switch voice and data traffic over the same lines.
Analog Voice
The analog voice module provides up to four ports that let you connect voice
and fax telephone equipment or analog PBX equipment to your 3000 Series.