Yeastar Technology S20 Administrator's Guide

S-Series IP PBX Administrator Guide
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your service provider.
Signaling Role
Specify whether this interface will act like the user or the network.
The default is User.
Overlap Dial
Define whether the system can dial this switch using overlap digits
or not. If you need Direct Dial-in, then enable this option. The default
is Disable.
Table 5-14 MFC/R2 Trunk Configuration Parameters
MFC/R2 Signaling
Trunk Name
Give this trunk a name to help you identify this trunk.
Framing
Choose the frame format for this trunk.
When the Interface Type is E1, the options are:
· Enable CRC4
· Disable CRC4
CRC4 is a method of checking for errors in data transmitted on E1
trunk lines.
When the Interface Type is T1 or J1, the options are:
· ESF
· D4
Line Code
Choose the line code for this trunk.
When the interface Type is E1, the options are:
· HDB3
· AMI
When the Interface Type is T1 or J1, the options are:
· B8ZS
· AMI
Echo Cancellation
This option enables or disables echo cancellation. The default is
checked.
Variant
Set the MFC/R2 variant.
Category
Set the category of calling party.
MAX DNIS
Select max amount of DNIS to ask for.If you wish to customize,
enter the value in the text box directly.
MAX ANI
Max amount of ANI to ask for.If you wish to customize, enter the
value in the text box directly.
Table 5-15 SS7 Trunk Configuration Parameters
SS7 Signaling
Trunk Name
Give this trunk a name to help you identify this trunk.
Framing
Choose the frame format for this trunk.
When the Interface Type is E1, the options are:
· Enable CRC4
· Disable CRC4

Yeastar Technology S20 Specifications

General

Brand	Yeastar Technology
Model	S20
Category	PBX
Language	English