Telecom and mobile (transfer) in an eye of a communication engineer

zhaozj2021-02-08  485

I am not a telecommunications, I am just a communication vendor. I have been working in communication this year for 4 years, that is, for China Telecom and the current mobile and Unicom service for 4 years. I said as a communication engineer. The telecommunications and movement seen.

1.ISDN.

I think ISDN is purely waste, no use, no use value. It may be a bit extreme, but the fact is that ISDN's propan is 10 years ago, it has already outdated technology. Why Western is vigorously promoting ADSL, China is vigorously promoting ISDN? I think it is still a system of institutions, although China Telecom has now set up a company, becoming a so-called independent company, but there is still a long way to go .ISDN is completely corporate behavior, not market behavior. Even if the ultimate rate of the Internet is only 128k, the downstream rate of ADSL can reach 1.5M-8M, basically able to stream TV (VOD), and the technology implemented on the original telephone line, no increase Line investment, let alone can now use two cats to go online with two telephone lines, speed and expenses are not too much. Western communication operators should consider investing output ratio, consider investment returns. But China Telecom has a returned ISDN on a large-scale ISDN in 1999? I think there is no output, if you want to recover investment. It is also an aspect of the performance of the leaders here, see the year-end summary of Telecom: New ISDN port XXXX line, etc., put the XXXX line, etc. If he doesn't have ISDN, then you have no grades, there is no grade, you can't ....... But so that there is no one to use it is another thing. So Now China Telecom rides difficult, I have to vigorously promote ISDN in 2000, advocating the benefits of it, but where is it? I said that in accordance with China Telecom's current charge rules, what is the two calls with the two calls? Difference? For those who don't understand communications, ISDN is just two calls and connect to your home on a line. I said, I remembered a report, a city in the north has a grandfather to telecom business hall Apply for installing calls, in order to complete the task, install ISDN, or numbers, more than the simulation, the charges are the same ... Poor old uncle does not understand communication, the stunned, I promised, I thought it was cheap. Think about what it is to be ISDN? He is neither online without doing anything, he has to pay double the monthly monthly fee every month ... I gave an ISDN circuit in Shandong. He is the general manager of department stores, just in his office. He doesn't understand anything, don't understand ISDN, don't understand the computer, don't understand the Internet, I don't know him What is ISDN, but how do I admire Telecom? How to develop him into ISDN users. Strive for commercial users, it is slightly too slow, it is really delicious, abandoning unfortunately, chicken ribs. So, ADSL is only Guangdong, Shanghai, and Beijing have opened the test network, and it is not possible to promote. Because ADSL is promoted, ISDN is really garbage.

Conclusion: ISDN is too expensive to personal users, the price is too expensive, and there is no difference between the two phones. For commercial users, the speed is too slow. Isdn is not launched, China Telecom will be advocated .

2. Access network (AN)

Here, this is also a product of China Telecom's V5.2 interface. This is another product that China Telecom promoted nationwide. I really can't imagine why China Telecom has a strong construction access network in 1999. First Look at the access network is something. The access network is a network system that provides the carrying capacity of the telecom service. The so-called solving the last kilometer, the fiber is connected to the road, to the building ....... But it is indeed a transition product. Because the access network is part of the switch, it is attached to the switch, it does not have any exchange capability, but does not add any number resources, just pull the user, and provides the transmission channel. No more functions than the switch.

It is really a wonder that the country has been promoted. Of course, some people will say that it has paved the fiber to the side of the roadside, and the foundation for the future broadband access. I am happy to discuss this issue. I am very appreciative to apply It is used enough. Now the access network will be blooming throughout the ground. For rural areas, farmers have nothing to call, there is basically enough. It is enough to do it on the broadband? They are basically the phone bill for one month. What do they do on the monthly rent? This is the same as letting a peasant learn English. Of course, some places may require broadband business, which has a problem involving a segment. Can't think that one place needs to think all

It is necessary to have a place for the local conditions. Otherwise, how to return it? I don't know if China Telecom has a little cost awareness, built a few switches, the remote module is not good? I have access to the network, then Supplier, power, air conditioning ... Where is it compared to the far-end module? Oh, an internal agreement, no standard, one is a V5 interface, standard agreement. But you have Is there a fee for increasing V5 interface? Moreover, some switches do not provide a V5 interface, and add so-called signaling converter ... 唉. However, the only one is advanced than far-end modules, it can hang In the heterogeneous exchange, this also brings an extremely serious problem: unstable!!! Therefore, most of the access network I have seen is hung on their own switch, not using the remote module of the internal protocol Method, and the way to use the V5 interface. A manufacturer I worked as a way to reform the remote module access method to the V5 interface in order to respond to the user's request. The interface increased in small investment. Maintenance cost, and it is not very stable. Especially in the urban area, I really can't see a little cost advantage. The urban exchange is basically distributed in different urban areas, and has covered the urban area. Then the above superimposed access network has not added user resources. I don't know what is meaningful. Say to use this access network to transition to broadband network, I can talk about it, now the access device is just

Just barely provide a narrowband business, don't provide a broadband business, unless the new set. Of course, there is a reason for the reason, the year-end summary we have a new V5 access network XXXX line ...

Conclusion: The access network is a transition product, and the promotion of the government of China is completely a government of telecommunications (I don't know how to say it) Can't produce commercial interests, only invested without output.

3. Full marketing

This issue has telecom staff has been discussed. According to the technology of telecommunications, the sales department of other enterprises should be dissolved. All employees are shirtless. I am going to travel in Shandong, at that time And mobile, there is no family, each employee points two SIM cards, 800 yuan, buckle salary. I saw me joking 500 yuan to sell you. Unfortunately, I am not here, otherwise I will I must help you, buy one. When I am in another province, the employee is two discounts per person every quarter, which is two. They have complained me, I said I gave you a At the point of mind, I went to the door of the telecom business hall, and I saw someone who didn't know if I didn't know if I didn't know.

Just, he said that he can try it. The next day I saw him asking if it was used? He said, don't mention it, you have already done it, everyone coming in everyone. Holding a discount card, I don't have your share. I fainted ... I can't sell my relatives and friends. I have seen them all the way. When Telecom's leadership gives the following employees, when each person must put a number, do not know that he has a swearing, as a lead.

Conclusion: Leaders don't have a little bit of market economy, send you eight words, that is: each line of their jobs, each other.

4. Personnel and quality.

I have been in the Telecommunications Bureau all the year agriculture, according to my survey, China Telecom layoffs did not have problems. It may be a bit extreme, but the management of telecommunications is too much, even more than the first line of producers. Often is two buildings, the old building is a machine room, maintenance personnel use, the new building is an office building, all management personnel. I don't know what they are doing. But I want to efficient this word. They must have heard, I don't know them. How is it thinking. I and the squad leader of the provincial bureau transmission room, asked how many people in the provincial network transmission maintenance, he said there were more than 30 people, but this is only the provincial capital city, I asked him the lower level , He said that more than 10 people per city, this still does not include the maintenance personnel in the county, actually

It is estimated that the province has only maintained the province's personnel only 300-400 people. This is only the person who transmits the provincial network. Then the program-controlled exchange? What is the local network that is transferred? The number of local networks? What about the management? I said that our company is responsible for the national equipment maintenance and technical support is 30 people. It is indeed 30 people. How is the efficiency? Of course, our engineers will go to another place, but this is It can also be seen from the gap. In addition, the quality of the first-line maintenance personnel is too low. The maintenance staff of the machine room and the door are not the case, a grade. But hold more salary than they. I will Example, I am in a city in the Inner Mongolia Autonomous Region (holding a little face, I don't say it) to handle the transfer equipment failure, one of the following branch said that the transfer is broken, I let him open the cabinet door to see what alarm, he said no Know which is your device, I told him what is like it. He found it and said that I didn't know what alarm. I said what the lamp on the XX board, he said that the board couldn't find the board, I Tell him from the first one from the left. He said that he didn't understand the alarm ... I let him shut down the power switch and open it. He said that the switch can't find it, I let him pull the board, he said I don't know how to pull it, I let him plug in, I don't know how to insert it. I let him see the model of the board is written on the board. He said that he doesn't know English letters ... "I spent it. 6 hours took the train to the branch of the branch, took the problem after resetting, and I spent 6 hours after a night. I took a train back ... I was a big thunder, saying that other companies were laid off. Why not laid off, you don't launch. This is our support staff. I will find someone to find someone in my guidance, but they can't, if they don't deal with salary, but if It is necessary to deduct the wage, so we must wait for the above man to deal with it. They can never learn, you can call, because the phone is free, you can do something else, you can't handle the fault, because The wage is deducted, and the deduction is broken. So they would rather look, I would rather I don't learn anything ... Of course, this is just an extreme, but it is really what I have encountered. Just mention one, the transmission equipment Just a chassis, insert a six-piece circuit board, there is a very eye-catching switch above the chassis. The model of each board is clear and clear. There is a symphony to telecommunications: Peak in the tube.

Conclusion: Telecom must lay off the staff and improve the quality.

5. Call fee disputes and others.

Premium fee: Since the line and equipment I invest, why not pay all? If you don't return all why not return? If you don't return it? Fortunately, the telecom is preparing to gradually cancel the first dress. Month fee: The most problem, since I pay the beginning Fee, explain the equipment line is what I bought, then why do I want to pay a monthly rent? Take a step, even if I rent, then I have to pay a phone bill? I have heard that I rented a house, every day. What is the time every day? I heard that I bought a room (initial fee), then rent it (monthly rent), then pay the house fee (telephone fee)? What is the logic? This is a robber logic. China Telecom is the company's money to build a user's money. It is also the foundation of telecommunications.

Rapid development of construction.

Received telecommunications should be quoted, saying any 60% of users call the city to call the cloud. One thing must be explained that the results of the investigation of telecommunications have not shown the corresponding relationship between the time. Why do I why do I why do this time? Forgot, or I didn't want people to know. There is another rule: 80% of the revenue comes from 20% of users. Can Telecom tell me that 60% of users are only one minute of 1 minute. In addition, all the calls are more than 2 minutes, or do tens of calls within 1 minute, don't play two minutes or more? The total length of the total length of users of the other 40% exceeds that 60% User? So, in any case, add a call to the 1-angle 1-point 1-point 1 point in 1 minute, 1 minute

Fees, this fees are settled. The market should be subdivided, not 40% 40% in general, it is best to investigate for details, please.

I support mobile unidirectional charges, the practice is the time to charge, but when roaming, roaming charges and long-distance charges are still two-way, and there should be no price increases. My opinion has some extreme. Saying two directions The charge is because of the call, this is very strange. So what is my monthly rent? Isn't my so-called renting your channel and number? You don't give me channel, what do I use? Month rent Fees only rent number? Then I am idiot, 50 yuan per month, I will rent a number that can't take the channel, I want it to use? I have to pay extra charge. Yes, it seems that the phone is fixed every year. When I pay, I have paid, it seems to be 50 yuan, who can help me, then the theory of two-way charging

Where is it? According to this logic, China Telecom has to charge two-way, because the call also accounts for the line resources, why not?

The accuracy of the billing, I have a lot of problems, so many user complaints are normal. Although Telecom strives to be correct, the equipment is inevitable, repeated billing, wrong fee, call charge, etc. Waiting a lot. When I do XXX vendors, I specialize in developing a change in time, giving telecommunications to deal with the problem of compensation, this month is lost, what should I do? Take it in the last month's words Small software changed call time, changed to this month, as this month's call charge, like really, general users don't check, one mixed. Just a matter. Here I think a few years ago For 41 yuan and telecommunications bureau, the Telecommunications Bureau took the certificate of the manufacturer to vowed to say that our equipment billing was 100% correct, and it was certainly no problem. The journalist also took the switch in the computer room. I saw it. There is no one in the eastern coastal. There are still when there is an overflow, and I have never seen anything. You can imagine the switch into a large computer. In fact, the computer is old dead. The switch is the same, but the stability is a little bit, the number of times is less. You can go to the Southern Coastal Switch Manufacturer's technical support homepage. How big is the problem of the billing, when you are sick, the switch also has a failure When it is normal, change it is. Billing time problem, I hope to pay in seconds, of course, not 1 second, basically 6 seconds or 10 seconds, I will do it. Some people drill the horns say why not in millisecond Taking a fee, saying that what is said to be asked, etc. It is. There is a problem with the degree. It is necessary to stop. 3 minutes is really long. Telecom said that all net transformation should invest XXXX money, this is pure It is a child of the three years old. It is necessary to know that the switch itself is measured in seconds. It is only necessary to set up the telecommunications. It is nothing. If it is changed again. If you can't change, then the offline billing system You can also change it, it is called the telecommunications. In addition, there is no problem with the city's words. Here I only want to explain a little, the long distance has a detailed list, they use the same switch, there is no difference.

Extra-short words and other problems. Telecom has a major indicator is the turn-on ratio. I used to work for the Telecommunications Bureau, improve the conversibility, which is the analysis of which users are busy as their registration call, registration voice mail business Wait. Under normal circumstances, such as call no answer, call listening to the sound, etc., because there is no answer signal. But this kind, the user calls once, there is no connection, the number of times, the number of times is Therefore, some bureaus will send a response signal to these situations, so they will be charged, and the ultra-short words will be generated. Of course, the other, such as the switch failure. The most typical thing here is to listen to the ringtone 6 Secondary fees, I have never believed, because I just engage in switches, how to pay, I am not charged. This is of course my idea, if the answer signal is not charged? It is so simple. Of course, I believe that most of the Telecommunications Bureau still don't dare to make this, because the telecommunications system itself is very strict, even if there is, I will cover it. I said that I remembered me. In another switch manufacturer, the switch provides a good feature of improving the expiration rate, which is to separate two time slots on the data, the virtual two numbers, and the switch automatic call automatic response. One night is going up, huh, huh, huh, huh. Even long-distance travels can be used as a ring, so the long-distance turnover is also going. The report will definitely reach the standard. How high is a municipality in a municipality? It has more than 90% of the local calls. Of course, it is usually more than 85%. It is written as an example. I asked them why they laughed, of course, I know why, because they used it The exchange of the manufacturer above.

Conclusion: There are a lot of problems, long roads.

6. Government internet engineering. Enterprise Internet Project.

Just blow, or that sentence, the application is this. What is the government's website? What is the update speed? Do you know that everyone knows, even if it is the same? What is meaningful, if you do not change the concept? Even if such a website builts more than one thousand, 10,000, the government is online or the ears of the deafness - 摆 摆! Take the blackboard with the early wind and rain, a grade. Enterprise is the same.

Conclusion: We must heavier quality rather than quantity.

7.B2B, B2C and e-commerce

Just speculation. I even saw someone selling their B2B and B2B system in the forum. I didn't go to the door. I played a sentence, why don't you use your system to sell it? Do you not do this? I remembered a joke, XXX launched a firewall, and the result of his website was black, more interesting, his own firewall didn't use, who is used, give me, not a joke?

Conclusion: The foot is ground, and there are more, less impetuous.

8, mobile interconnection and WAP.

I believe that the mobile internet is a big future, but WAP is only a dead road. Just like the speculation of the set top box in the previous paragraph. The set top box I predicted that it didn't have the future, the result is the same as I think.

There are several ways to limit WAP development: screen size, keyboard, fees, content, speed. Here the content speed believes can be resolved. But the screen and keyboard are impossible. If the screen is as large as the keyboard and the desktop Then there is no WAP, PDA, HPC these proposed laws. A product can be very advanced in technology, but it can be marketized. It is another thing. It enters the market, it is not necessary, Is there any irreplaceability, is it easy to use, etc., it is necessary to consider, unfortunately, WAP has little advantage. WAP can view the weather forecast, I recommend everyone to play 121 listen. WAP can be fixed, each There are so many fixed-time points, just call the phone, you can send it to the door, will you use WAP? WAP can read the news, use your online fee to buy a newspaper. Of course, WAP news can be timely But I believe that 99% of people don't need this kind of news, that is, look at it. You don't have a business trip, do you visit the time-time news 24 hours a day? You don't need it! WAP can stock I heard that I can also watch the stock curve. Your eyes are not close to my myopia. If anyone pays the cost of the mobile phone stocks, I believe him is big, but he is very rich, but the big household is not likely to use the mobile phone stocks, why you are I want to go. The amount of the stock market in the desktop can not be more than the mobile phone. I still have a phone number, don't operate on the button, there is time to do it in the morning. Oh, There is also mobile banking, this is the most strange, why do the desktop can't do anything mobile phone, is the big banks are not going to the end, lose watermelon picking sesame seeds? I read the bank or satisfied most people. Don't think about thousands of WAP users in the area. Let's take a hand, see who is using WAP every day?

GPRS has only solves the bandwidth speed problem, and other problems have not been resolved. The content and cost are mutually restrictions, the core still has to reduce the cost, otherwise only 24 yuan per hour, I can't afford to pay, not to mention the future Service charge. Even if the fee is lowered, I still don't have to, the screen is too small, the keyboard is too small. See an article saying that WAP has a good future, and can even use the mobile phone to chat. Use the 10 Arabic numbers to press 26 English letters Chat? Don't make a joke, I don't have to use my life. I don't think how to use 10 numbers to solve the problem of 26 letters. Of course, you can say handwritten input. But the screen size? That plain text interface? You can Say this can be big, but that is not WAP, not a mobile phone, not

PDA, HPC. So, I still hold my notebook, a word: cool !!!

Conclusion: Or let the market test WAP

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