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VoIP subscriber gateways 59
QoS Configuration
– Minimal port number for UDP connections (UDP port min) – the lower limit of the RTP port range
used for voice traffic transmission;
– Maximal port number for UDP connection (UDP port max) – the upper limit of the RTP port range
used for voice traffic transmission;
– RTP DSCP – DSCP field value of IP packet header for voice traffic (it is set for hexadecimal number
system);
– Signalling DSCP – DSCP field value of IP packet header for signal traffic (it is set for hexadecimal
number system);
– Reserved IP – this IP address and the next IP will be reserved for internal the device requirements.
255.255.255.0 is subnet mask. It is not recommended to assign IP addresses from the subnet on
external network interface;
To save changes into operative memory of the device, click ‘Save changes’ button. To record settings into
the non-volatile memory, click 'Apply' button.
3.1.4.3 ‘FXS’ submenu
Use the menu to configure subscriber line unit of the device.
For physical line parameters, you may create separated FXS profiles. It is handy tool for device
configuration when customer units have the same parameters. In this case, it is sufficient to configure one FXS
profile with required line parameters after that specify this profile to each FXS port.
3.1.4.3.1 FXS ports
For fast transition to ‘Status/Telephony’ submenu, click ‘FXS status’ (section 4.2.8) where monitoring
statistic of customer unit status, call groups and series selection groups are available.
– FXS profile – when ‘No profile’ value is set – line physical parameters are assigned for all FXS port
individually otherwise configuration of one from assigned FXS port is used for customer unit
physical parameters (section 3.1.4.3.2 FXS profiles).
To edit customer unit settings, click button in ‘Action’ colon of common table.
Full list of customer port parameters is shown below.
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