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DWG2000C-4/8G User Manual
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Figure 4-7-5 Tel to IP routing Modify
Add a GSM to VoIP route. It indicates that the calls coming from Port Group 31<Unicom> will match the
prefix ”x.”, ”x.” is a wildcard string which will match any prefix except ”anonymous” calls. Meanwhile
sending the calls destination IP 13<eia> if called number match with destination prefix ”00”.
Figure 4-7-6 Tel to IP routing Modify
Add GSM to GSM route,its mainly used for saving the cost between two carriers.It indecates that calls
coming from Port 0 will match the prefix 13[58], ”13[58]” include prefix 135 and 138, caller number can’t
match prefix 135 and 138 will reject by gateway. Meanwhile sending the calls to Port Group 31<Unicom>
if called number match with prefix 133.