Using an Extension Phone to Integrate Multiple VoIP Networks
碩士 === 國立清華大學 === 資訊工程學系 === 94 === The so-called VoIP is to replace the resources management policy of PSTN and use Internet to make a more economic phone service. VoIP has advantage at prices, functionality and mobility. Even so, there are questions, such as QoS, compatibility, complexity and secu...
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| Format: | Others |
| Language: | zh-TW |
| Published: |
2006
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| Online Access: | http://ndltd.ncl.edu.tw/handle/45456738872136799803 |