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Technical Configuration (T1/E1) MultiVOIP User Guide
126
E1 Telephony Parameters (for MVP3010)
The following parameters must be known about the PBX or telco
central office equipment to which the E1 MultiVOIP will connect:
9
E1 Phone Parameters
Ask phone company or
PBX maintainer.
Info needed to operate:
MVP3010
E1 Telephony Parameters:
Record for this VOIP Site
#
•
Which frame format is used? Double Frame_____
MultiFrame w/ CRC4_____
MultiFrame w/ CRC4 modified_____
•
Which CAS or PRI protocol is used? ______________
•
Clocking: Does the PBX or telco switch use
internal or external clocking? _________________
Note that the setting used in the voip unit will be the
opposite of the setting used by the telco/PBX.
•
Which line coding is used? AMI___ or HDB3___
•
Pulse shape level?: (most commonly 0 to 40 meters)
Write down the values for these E1 parameters. You will need to enter
these values in the “T1/E1 Parameters” screen in the Configuration
section of the MultiVOIP software.