How to check the working Mode of Wireless Network Card by linux
This article is about how linux looks at the working mode of wireless network cards. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.
View the working mode of the wireless network card
Looking at the working mode of the wireless network card, generally speaking, there are four working modes of the wireless network card, namely, Managed mode, Master mode, Ad hoc mode and Monitor mode. University bully IT talent to check the working mode of wireless network card. By default, the wireless network card operates in Managed mode and can be used to connect to the wireless network. When users implement wireless penetration, it is usually necessary to set the wireless network card to monitoring mode (Monitor). After some users have set the listening mode, they are not sure whether the setting is successful. At this point, you can use the iwconfig command to view it. For example, the current wireless network card works in Managed (management mode). The display is as follows:
C:\ root > iwconfig
Eth0 no wireless extensions.
Wlan0 IEEE 802.11 ESSID:off/any
Mode:Managed Access Point: Not-Associated Tx-Power=20 dBm
Retry short long limit:2 RTS thr:off Fragment thr:off
Encryption key:off
Power Management:off
Lo no wireless extensions.
As you can see from the output, Mode is Managed. This shows that the work is in Managed mode.
When the wireless network card works as Monitor (monitoring mode). The effect is as follows:
C:\ root > iwconfig
Wlan0mon IEEE 802.11 Mode:Monitor Frequency:2.457 GHz Tx-Power=20 dBm
Retry short long limit:2 RTS thr:off Fragment thr:off
Power Management:off
Eth0 no wireless extensions.
As you can see from the output, Mode is Monitor. It can be explained that the wireless network card works in Monitor mode.
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