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Anonymous users2024-02-09IMS needs the support of the 4G core network, because the data of IMS is based on the 4G core network to transmit data.
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Anonymous users2024-02-08The 4G core network can realize the voice call function through the IMS network, which is also the voice over LTE (VOLTE), before the IMS did not appear, the voice call was through the 2G network (non-IP network Senyunpai) to quietly appear.
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Anonymous users2024-02-07Currently, the 4G core network has only completed the PS attach and de-attach processes, and the UE IP address has been assigned.
Whereas, IMS provides voice call-related services.
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Anonymous users2024-02-06IMS is a system attached to the 4G core network. It is used to support the VoLTE network.
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Anonymous users2024-02-05The 4G core network is EPC, and IMS is an SIP system that provides VoLTE to the 4G network after the 4G core network, and of course, IMS can also be used on the fixed network. If LTE does not carry voice, IMS...
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Anonymous users2024-02-04NSA is fast to deploy. With the maturity of 4G technology and the issuance of domestic LTE licenses, the investment of the three major operators in 4G networks is expected to reach hundreds of billions of yuan per year.
At present, there are few books on the introduction of 4G core network, on the one hand, they often only introduce EPC or IMS network sales, on the other hand, the existing books mainly introduce relevant technical specifications and principles, and lack of guidance for the actual engineering construction planning and design.
At the same time, from theory to practice, based on the engineering experience of the author, Feng Mao Yinyoufu, based on specific cases and calculation processes, the planning, sales and calculation methods and engineering design requirements of the 4G core network are carefully and deeply analyzed.
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Anonymous users2024-02-03Voice over LTE is a voice service based on 4G networks. In short, it not only provides high-speed data services under the 4G network, but also provides high-quality audio calls, which are realized by VoLTE. Calls from Volte-enabled mobile phones** will make the voice effect clearer on both sides.
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Anonymous users2024-02-02That is to say, VoLTE can be regarded as a business of 4G network branches.
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Anonymous users2024-02-014G+ (LTE-A) is faster than today's 4G network.
The 5G access network (AN) has a wireless network architecture and a fixed network architecture. >>>More
If your phone cannot access the Internet normally, please check the following conditions: >>>More
Hello, Telecom enjoys 4G**79 yuan: the monthly basic fee is 79 yuan, including 200 minutes of domestic calls, and it will be charged according to yuan minutes after exceeding; Free answering nationwide (excluding Hong Kong, Macao and Taiwan); Enjoy 300 minutes of free local calls and mutual dialing between the main and auxiliary cards; 700MB of domestic mobile phone Internet traffic (4G, 3G, 2G is not distinguished). >>>More
For ordinary application operations, watching **, playing small games, you can't feel the difference; Running large gaming applications, 6G will be smoother than 4G. With the development of the mobile phone industry, the memory will also get bigger and bigger, when the smart phone just came out, many of them were 256M memory, and the applications were relatively small at that time, and now 2G is too small and not enough.
Here's how to set up a 4G network on your phone:
2. Then enter the mobile network interface and open "Mobile Network". >>>More