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How to check the working Mode of Wireless Network Card by linux

2025-01-18 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >

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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.

Thank you for reading! This is the end of this article on "how to check the working mode of wireless network cards in linux". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it out for more people to see!

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