The following table outlines the SIP trunking patterns.
Symbol | Description |
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Patterns |
. | Matches one or more digits. |
[x-y] | Matches any single digit between x and y (inclusive). |
X | Matches any digit between 0 and 9, equivalent to [0-9]. |
Z | Matches digit between 1 and 9, equivalent to [1-9]. |
N | Matches any digit between 2 and 9, equivalent to [2-9]. |
Pattern Examples • 1XXX Matches any four-digit number starting with 1, e.g. 1000, 1200, 1234 • 9NXXXXXX Local calls preceded by a 9, e.g. 95551234 • 91NXXNXXXXXX Long distance calls preceded by a 9, e.g. 914085551234 |