Omnia 6EX Installation And Operation Manual page 91

Where "yyy" is the dialing prefix, and;
Where "zzzz" is the dialing suffix.
There are many resources on the World Wide Web pertaining to the possible Hayes command set initialization
string options. You can locate such resources by using the search text "Hayes Command Set" in your Internet
browser. Two such sites with resources that have been helpful are:
http://www.modemhelp.net/basicatcommand.shtml
http://www.modemexpress.com/
Omnia-6ex Use and Operation Manual – V: 1.10
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