User Manual HX4E/MX8A Series Voice Gateway
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2.6 Routing
2.6.1 Digit Map
After login, click Routing > Digit Map tab to open the dialing rules interface.
Figure 2-24 Configuration Interface for Digit map
Dialing rules are used to effectively judge if the received number sequence is completed for terminating
receiving numbers and sending received numbers. The proper use of dialing rules can help to reduce the
connection time of telephone calls.
The maximum number of rules that can be stored in gateways is 250. Each rule can hold up to 32
numbers and 38 characters. The total length of dialing rules table (the total length of all dialing rules) can
be up to 2280 bytes.
The default digit map only contains system function rules. If you want set your own digit map, please
choose the country in Advanced > Tones and input the rules you want to the text box. The following
provides descriptions of typical rules:
Table 2-17 Description of Digit Map
After ## is detected, the gateway terminates the process of receiving digits.
## is a special dial string for users to receive gateway IP address and version number
of firmware by default.