Traditional Culture Encyclopedia - Traditional festivals - What are the principles and disadvantages of program-controlled switches? Please ask an experienced friend to help solve it! thank you
What are the principles and disadvantages of program-controlled switches? Please ask an experienced friend to help solve it! thank you
There must be mistakes, nine people are busy!
Can the enterprise switchboard announce a number at will? You can consult AOFAX call center manufacturers here.
It's a little tight for 48 people to use eight telephone lines. If there is no fixed line, you can buy a wireless connection desk and use a mobile phone card. You can consult Jinheng Technology Company.
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