Multi-User-MIMO

The MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. feature allows the 802.11ac 802.11ac is a wireless networking standard in the 802.11 family that provides high-throughput WLANs on the 5 GHz band. Wave 2 Instant APs to send multiple frames to multiple clients simultaneously over the same frequency spectrum. With MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. , Instant APs can support simultaneous directional RF Radio Frequency. RF refers to the electromagnetic wave frequencies within a range of 3 kHz to 300 GHz, including the frequencies used for communications or Radar signals. links and up to four simultaneous full-rate Wi-Fi Wi-Fi is a technology that allows electronic devices to connect to a WLAN network, mainly using the 2.4 GHz and 5 GHz radio bands. Wi-Fi can apply to products that use any 802.11 standard. connections (for example, smart phone, tablet, laptop, multimedia player, or other client device).

The MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. feature is enabled by default on WLAN Wireless Local Area Network. WLAN is a 802.11 standards-based LAN that the users access through a wireless connection. SSIDs Service Set Identifier. SSID is a name given to a WLAN and is used by the client to access a WLAN network. to allow Instant APs to use the MU beamformer bit in beacon frames to broadcast to clients. When disabled, the MU beamformer bit is set to unsupported.

Enabling or Disabling MU-MIMO

The MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. feature is enabled by default on a WLAN Wireless Local Area Network. WLAN is a 802.11 standards-based LAN that the users access through a wireless connection. SSID Service Set Identifier. SSID is a name given to a WLAN and is used by the client to access a WLAN network. profile. The following CLI Command-Line Interface. A console interface with a command line shell that allows users to execute text input as commands and convert these commands to appropriate functions. command disables this feature:

(host)(config)# wlan ssid-profile <ssid_profile>

(host)(SSID Profile "<ssid_profile>")# vht-mu-txbf-disable

The following CLI Command-Line Interface. A console interface with a command line shell that allows users to execute text input as commands and convert these commands to appropriate functions. command re-enables MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. on a WLAN Wireless Local Area Network. WLAN is a 802.11 standards-based LAN that the users access through a wireless connection. SSID Service Set Identifier. SSID is a name given to a WLAN and is used by the client to access a WLAN network. profile:

(host)(config)# wlan ssid-profile <ssid_profile>

(host)(SSID Profile "<ssid_profile>")# no vht-mu-txbf-disable

RTS/CTS Flow Control

The RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. mechanism allows devices to reserve the RF Radio Frequency. RF refers to the electromagnetic wave frequencies within a range of 3 kHz to 300 GHz, including the frequencies used for communications or Radar signals. medium and minimize the frame collisions introduced by hidden stations. When RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS. is enabled, a higher number of retransmissions occurring on the WLAN Wireless Local Area Network. WLAN is a 802.11 standards-based LAN that the users access through a wireless connection. triggers the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. handshake and the transmitter station sends an RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS. frame to the receiver station. The receiver station responds with a CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. frame. The RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. frames are sent only when the packet size exceeds the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS. threshold. By default, the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS. threshold is set to 2333 octets.

Configuring RTS/CTS Threshold

You can set the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. threshold value within the range of 0–2347 octets. By default, the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. threshold is set to 2333.

The following CLI Command-Line Interface. A console interface with a command line shell that allows users to execute text input as commands and convert these commands to appropriate functions. command configures the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. threshold:

(Instant AP)(config)# wlan ssid-profile <ssid_profile>

(Instant AP)(SSID Profile "<ssid_profile>")# rts-threshold <threshold>

To disable RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS./CTS Clear to Send. The CTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See RTS. , set the RTS Request to Send. RTS refers to the data transmission and protection mechanism used by the 802.11 wireless networking protocol to prevent frame collision occurrences. See CTS. threshold value to 0.

Uplink MU-MIMO Transmission

Aruba Instant 8.8.0.0 supports the uplink MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. transmission of 802.11ax protocol. Prior to Instant 8.8.0.0, MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. allowed to send data frames only between access points and clients. Now, the uplink MU-MIMO Multi-User Multiple-Input Multiple-Output. MU-MIMO is a set of multiple-input and multiple-output technologies for wireless communication, in which users or wireless terminals with one or more antennas communicate with each other. transmission allows to send data frames between clients and APs. It also helps in achieving throughput gains when applications need to upload large amount of data. It also enables the multiple spatially separated clients to access the channel at the same time and it is also useful in scenarios where stations have limited number of antennas. The uplink MU MIMO Multiple Input Multiple Output. An antenna technology for wireless communications in which multiple antennas are used at both source (transmitter) and destination (receiver). The antennas at each end of the communications circuit are combined to minimize errors and optimize data speed. transmission is supported only in 5 GHz Gigahertz. band Band refers to a specified range of frequencies of electromagnetic radiation..