Multi-Tech Systems MULTIVOIP MVP-410ST/810ST - Manual (Page 161)

MultiVOIP User Guide Technical Configuration (T1/E1)
161
E1 Parameter Definitions
Field Name Values Description
T1/E1/ISDN E1 European standard.
Long-Haul
Mode Y/N In Long-Haul Mode, the
MultiVOIP automatically
recovers received signals as low
as –36 dB. The maximum
reachable length with 22 AWG
cable is 2000 meters. When
Long-Haul Mode is disabled,
signals as low as –10 dB can be
received.
Default: disabled.
CRC Check
(Cyclic
Redundancy
Check)
-- Not applicable to E1.
Frame Format Double Frame;
MultiFrame
(with CRC4);
MultiFrame
(w/CRC4,
modified)
Frame Format of MultiVOIP
should match that used by PBX
or telco.