Background:
The company network construction in 2015 in June, the network connection is optical fiber=& gt; TP - Link router=& gt; Huawei switch=& gt; Huawei AP, switch by wiring desktop machines, the company set up four huawei AP, AP is the most basic Settings, ensure that 4 is the same name of the wireless AP, confirmed that mobile phones and laptops in all corners of the company be able to connect AP wifi,
In July the company to the MAC address and IP networking equipment on all binding,
Question:
Until September appears not a normal part of the android mobile phone after connect the wifi to the Internet, at that time, apple mobile phone, notebook computer can be normal wireless Internet connection, and some android phones can normal Internet access,
Not under the environment of company wifi Internet phone (including himself), can be Shared in the other phone wifi Internet, normally also can normal Internet access in your wifi network,
At that time, all kinds of inspection found no reason, including restart the routers, switches, AP, has been dragging did not solve,
Doubted the DNS, put the router to manually delete the DNS, problems still, master DNS and resetting the DNS, problems still,
To 11 after the holidays, once again set out to solve the problem, after all kinds of test and inspection, found that Internet android phone can surf the Internet after disconnect wifi connection again many times,
Then find the newly installed a few Linux computer can't normal surfing the Internet, but other computers within the Linux system can ping LAN, can't ping baidu's IP, such as including a Linux computer notebook, through the Ethernet cable to connect to the Internet, wireless network card driver not installed, before installing Linux is a Windows system, can be normal access to the Internet under the network environment in the company, the notebook can be used in a colleague's home run to the Internet,
Help:
Now if you can determine whether the situation of above can't get to the Internet is the network causes? How to solve?

CodePudding user response:

Philosophers, come out to help!

CodePudding user response:

Today, found that after the Linux system to obtain the IP, to bind the new IP in the router, you can ping baidu's IP and domain name, but after a while can't ping baidu's IP and domain name, is it possible is the Linux system itself have problems of network Settings?

CodePudding user response:

MAC was blocked

CodePudding user response:

Whether the allocation of IP is limited, too many people are connected, some was trimmed down naturally