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1.1.3 Foreign Exchange Advantages
The toll-free advantage can also be extended to access remote PSTNs. A Company can set up a PSTN
line in a remote office in a foreign country. Domestic users can then access the remote PSTN through the
PBX gateway while paying local or long distance phone rates instead of International phone rates.
1.1.4 Hot-Line Application
With the soft key and circuit connect function, it is easily to implement the hot-line application. The remote
office can accesses to the PBX in headquarter as if it is in main office.