Surho IP network solution would benefit for customers to decrease operation cost, improve the management level and communication efficiency.
By setting up a soft switch of IP phone on the whole network, assigned a unique IP phone number to each end user, all the users located in LAN, PSTN and Internet can communicate each other through Server, PBX, Media Gateway and IP equipment (ATA, IP phone,etc). Employees out of office could dial free call to headquarter or branches, communication between PSTN and Internet is as well with the help of Media Gateway. Especially the telephone fees between the headquarter and branches are free, the call and talk between Internet and PSTN is just local expenses. See graph as below:
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