- Supports
DS1 Rate (24 Digital Channels) and E1 Rate (32 Digital Channels)
- All
versions support CO, TIE, DID and OPS (Off - Premises Stations)
port types using the robbed signal protocol, proprietary bit-oriented
signaling, (BOS) 24th channel signaling protocol, and the DMI-BOS
24th channel signaling protocol
- All
versions also support ISDN-PRI connectivity
- TN464E
and later provide test jack access to the DS1 or E1 line and support
the 120A Integrated CSU
- TN464F
and later suffix is required to communicate with Conversant
- TN464GP
provides echo cancellation and downloadable firmware capabilities
for Definity Release 9 and later
- TN464GP
backwards compatible with earlier Definity Releases
Firmware download feature requires use of the TN799C C-LAN interface
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