Linksys WRT3200ACM 5ghz Wireless doesn't work

After migration from original fimware to OpenWrt 21.02.1 I configured 2.4ghz and 5ghz Wireless but my devices doesn't see 5ghz Wireless.
What can be the reason for this?

 OpenWrt 21.02.1, r16325-88151b8303
 -----------------------------------------------------
root@OpenWrt:~# cat /etc/config/wireless

config wifi-device 'radio0'
        option type 'mac80211'
        option hwmode '11a'
        option path 'soc/soc:pcie/pci0000:00/0000:00:01.0/0000:01:00.0'
        option country 'UA'
        option cell_density '0'
        option htmode 'VHT160'
        option channel 'auto'

config wifi-iface 'default_radio0'
        option device 'radio0'
        option network 'lan'
        option mode 'ap'
        option macaddr '60:38:e0:b8:4f:ba'
        option ssid 'Ylink5'
        option encryption 'psk2'
        option key 'PASS'

config wifi-device 'radio1'
        option type 'mac80211'
        option hwmode '11g'
        option path 'soc/soc:pcie/pci0000:00/0000:00:02.0/0000:02:00.0'
        option htmode 'HT40'
        option channel 'auto'
        option country 'UA'
        option cell_density '0'
        option noscan '1'

config wifi-iface 'default_radio1'
        option device 'radio1'
        option network 'lan'
        option mode 'ap'
        option macaddr '60:38:e0:b8:4f:b9'
        option ssid 'Ylink2'
        option encryption 'psk2'
        option key 'PASS'

config wifi-device 'radio2'
        option type 'mac80211'
        option hwmode '11a'
        option path 'platform/soc/soc:internal-regs/f10d8000.sdhci/mmc_host/mmc0/mmc0:0001/mmc0:0001:1'
        option htmode 'VHT80'
        option cell_density '0'
        option channel 'auto'
        option country 'UA'
        option disabled '1'

config wifi-iface 'default_radio2'
        option device 'radio2'
        option network 'lan'
        option mode 'ap'
        option ssid 'Wrt_5'
        option encryption 'psk2'
        option key 'PASS'
        option disabled '1'

root@OpenWrt:~#


Have you tried 80 MHz instead of 160 ?

Did not help.

I don't know how you did your "migration" but the original firmware may still be in your router. You could switch back to it to check what channel was used and define the same in OpenWrt instead of using auto.

One way to reboot to Linksys is using luci-app-advanced-reboot

I changed the channel from "auto" to 153 and width 80Mhz - it works.
Thank you for your support!

1 Like

Keep in mind there is a significant wifi bug for mvebu targets, yours included, in 21.0.2.1. It's fixed in master and will be fixed in upcoming 21.02.2.

1 Like

@DeepAnger @phinn
I have a few issues with 5ghz Wireless:

  1. 5GHz is unstable when the width is 80 MHz. It looks like Wi-Fi is rebooting. 5GHz connection keeps dropping out.
  2. 5GHz is stable when the width is 40 MHz, but periodically mobile-phone on Android 12 does not receive packets. This happens when the phone is inactive. If I reconnect to wifi, everything works fine. This problem was not observed on a laptop with Windows 10.

hi all I have the 32x and the 3200acm linked together while also using the 2.4 G channel. to use 160 band width the 3200acm only uses one channel in 160 thats channel 100 manual set but if you have older wifi hardware wifi 5 and older it just reverts to 80 width. yes 160 width is very fast.

I'm sorry that I can't help more. This router wifi is so bad that I don't use it anymore. An old RT-AC68U gives a way better coverage. Same with a Mikrotik wAP ac. I'm trying to sell it now. That open source fairy tale becomes a bad joke with wifi.

Hello all,

@Ridik I also have a recommendation, wrt1900acs v2 runs smoothly with the following installed packages , I create my own images with the online firmware constitution from @aparcar https://chef.libremesh.org/ https://asu.aparcar.org/ !

all you have to do is follow my recommendation with the following custom packages for different versions:
19.07-SNAPSHOT

6in4
adblock
attendedsysupgrade-common
banip
base-files
block-mount
busybox
ca-bundle
cgi-io
chat
collectd
collectd-mod-apache
collectd-mod-contextswitch
collectd-mod-cpu
collectd-mod-cpufreq
collectd-mod-curl
collectd-mod-df
collectd-mod-disk
collectd-mod-dns
collectd-mod-filecount
collectd-mod-interface
collectd-mod-iptables
collectd-mod-irq
collectd-mod-iwinfo
collectd-mod-load
collectd-mod-memory
collectd-mod-netlink
collectd-mod-network
collectd-mod-openvpn
collectd-mod-ping
collectd-mod-processes
collectd-mod-protocols
collectd-mod-rrdtool
collectd-mod-tcpconns
collectd-mod-thermal
collectd-mod-uptime
collectd-mod-vmem
collectd-mod-wireless
comgt
comgt-directip
comgt-ncm
cshark
ddns-scripts
dnsmasq-full
dropbear
ds-lite
e2fsprogs
edgeport-firmware
etherwake
fdisk
firewall
fstools
fwtool
getrandom
hd-idle
hostapd-common
ip-tiny
ip6tables
ipset
iptables
iptables-mod-conntrack-extra
iptables-mod-extra
iptables-mod-filter
iptables-mod-hashlimit
iptables-mod-ipopt
iptables-mod-iprange
iptables-mod-ipv4options
iptables-mod-led
iptables-mod-length2
irqbalance
iwinfo
jshn
jsonfilter
kernel
kmod-asn1-decoder
kmod-cfg80211
kmod-crypto-aead
kmod-crypto-authenc
kmod-crypto-crc32c
kmod-crypto-ecb
kmod-crypto-hash
kmod-crypto-manager
kmod-crypto-null
kmod-crypto-pcompress
kmod-crypto-sha1
kmod-cryptodev
kmod-dma-buf
kmod-fs-ext4
kmod-fuse
kmod-gpio-button-hotplug
kmod-gre
kmod-ifb
kmod-input-core
kmod-ip6-tunnel
kmod-ip6tables
kmod-ipt-compat-xtables
kmod-ipt-conntrack
kmod-ipt-conntrack-extra
kmod-ipt-core
kmod-ipt-extra
kmod-ipt-filter
kmod-ipt-hashlimit
kmod-ipt-ipopt
kmod-ipt-iprange
kmod-ipt-ipset
kmod-ipt-ipv4options
kmod-ipt-led
kmod-ipt-length2
kmod-ipt-nat
kmod-ipt-nat6
kmod-ipt-offload
kmod-ipt-raw
kmod-iptunnel
kmod-iptunnel4
kmod-iptunnel6
kmod-ledtrig-heartbeat
kmod-ledtrig-netdev
kmod-lib-crc-ccitt
kmod-lib-crc16
kmod-lib-crc32c
kmod-lib-textsearch
kmod-libphy
kmod-mac80211
kmod-mii
kmod-mppe
kmod-mwlwifi
kmod-nf-conntrack
kmod-nf-conntrack-netlink
kmod-nf-conntrack6
kmod-nf-flow
kmod-nf-ipt
kmod-nf-ipt6
kmod-nf-nat
kmod-nf-nat6
kmod-nf-nathelper
kmod-nf-nathelper-extra
kmod-nf-reject
kmod-nf-reject6
kmod-nfnetlink
kmod-nls-base
kmod-nls-cp437
kmod-nls-cp850
kmod-nls-cp852
kmod-nls-iso8859-1
kmod-nls-iso8859-2
kmod-nls-utf8
kmod-ppp
kmod-pppoe
kmod-pppox
kmod-pptp
kmod-sched-cake
kmod-sched-core
kmod-scsi-core
kmod-sit
kmod-slhc
kmod-tun
kmod-usb-acm
kmod-usb-core
kmod-usb-ehci
kmod-usb-net
kmod-usb-net-asix
kmod-usb-net-asix-ax88179
kmod-usb-net-cdc-eem
kmod-usb-net-cdc-ether
kmod-usb-net-cdc-mbim
kmod-usb-net-cdc-ncm
kmod-usb-net-cdc-subset
kmod-usb-net-dm9601-ether
kmod-usb-net-hso
kmod-usb-net-huawei-cdc-ncm
kmod-usb-net-ipheth
kmod-usb-net-kalmia
kmod-usb-net-kaweth
kmod-usb-net-mcs7830
kmod-usb-net-pegasus
kmod-usb-net-pl
kmod-usb-net-qmi-wwan
kmod-usb-net-rndis
kmod-usb-net-rtl8150
kmod-usb-net-rtl8152
kmod-usb-net-sierrawireless
kmod-usb-net-smsc95xx
kmod-usb-net-sr9700
kmod-usb-ohci
kmod-usb-printer
kmod-usb-serial
kmod-usb-serial-option
kmod-usb-serial-sierrawireless
kmod-usb-serial-wwan
kmod-usb-storage
kmod-usb-wdm
kmod-usb2
kmod-usb3
kmod-video-core
kmod-video-uvc
kmod-video-videobuf2
libblkid1
libblobmsg-json
libc
libcomerr0
libelf1
libext2fs2
libfdisk1
libgcc1
libgmp10
libip4tc2
libip6tc2
libipset13
libiptc0
libiwinfo-lua
libiwinfo20181126
libjson-script
libltdl7
liblua5.1.5
liblucihttp-lua
liblucihttp0
liblzo2
libmbedtls12
libmnl0
libncurses6
libnetfilter-conntrack3
libnetfilter-cthelper0
libnetfilter-queue1
libnettle7
libnfnetlink0
libnl-tiny
libopenssl1.1
liboping
libpcap1
libpthread
librrd1
librt
libsmartcols1
libss2
libubox20191228
libubus-lua
libubus20210603
libuci20130104
libuclient20160123
libusb-1.0-0
libustream-mbedtls20150806
libuuid1
libxtables12
logd
lua
luci
luci-app-adblock
luci-app-advanced-reboot
luci-app-attendedsysupgrade
luci-app-banip
luci-app-commands
luci-app-cshark
luci-app-ddns
luci-app-firewall
luci-app-hd-idle
luci-app-nlbwmon
luci-app-openvpn
luci-app-opkg
luci-app-p910nd
luci-app-samba
luci-app-sqm
luci-app-statistics
luci-app-uhttpd
luci-app-upnp
luci-app-wol
luci-base
luci-i18n-adblock-en
luci-i18n-advanced-reboot-en
luci-i18n-attendedsysupgrade-en
luci-i18n-banip-en
luci-i18n-base-en
luci-i18n-commands-en
luci-i18n-cshark-en
luci-i18n-ddns-en
luci-i18n-firewall-en
luci-i18n-hd-idle-en
luci-i18n-nlbwmon-en
luci-i18n-openvpn-en
luci-i18n-opkg-en
luci-i18n-p910nd-en
luci-i18n-samba-en
luci-i18n-statistics-en
luci-i18n-uhttpd-en
luci-i18n-upnp-en
luci-i18n-wifischedule-en
luci-i18n-wol-en
luci-lib-ip
luci-lib-ipkg
luci-lib-iptparser
luci-lib-jsonc
luci-lib-nixio
luci-mod-admin-full
luci-mod-network
luci-mod-status
luci-mod-system
luci-proto-3g
luci-proto-ipv6
luci-proto-ncm
luci-proto-ppp
luci-proto-qmi
luci-ssl
luci-theme-bootstrap
luci-theme-material
miniupnpd
monit-nossl
mtd
mwifiex-pcie-firmware
mwifiex-sdio-firmware
mwlwifi-firmware-88w8864
mwlwifi-firmware-88w8897
mwlwifi-firmware-88w8964
mwlwifi-firmware-88w8997
nano
netifd
nlbwmon
odhcp6c
openssh-sftp-server
openvpn-mbedtls
openwrt-keyring
opkg
p910nd
ppp
ppp-mod-pppoe
ppp-mod-pptp
procd
px5g-mbedtls
resolveip
rpcd
rpcd-mod-file
rpcd-mod-iwinfo
rpcd-mod-luci
rpcd-mod-rrdns
rrdtool1
samba36-server
sqm-scripts
sqm-scripts-extra
ss
swconfig
tc
tcpdump
terminfo
ubi-utils
uboot-envtools
ubox
ubus
ubusd
uci
uclient-fetch
uhttpd
umbim
uqmi
urandom-seed
urngd
usb-modeswitch
usign
wifischedule
wireless-regdb
wpad-basic
wwan
zlib

21.02-SNAPSHOT & SNAPSHOT

6in4
adblock
banip
base-files
block-mount
busybox
ca-bundle
cgi-io
chat
irqbalance 
collectd
collectd-mod-conntrack
collectd-mod-contextswitch
collectd-mod-cpu
collectd-mod-cpufreq
collectd-mod-df
collectd-mod-disk
collectd-mod-dns
collectd-mod-filecount
collectd-mod-interface
collectd-mod-iptables
collectd-mod-irq
collectd-mod-iwinfo
collectd-mod-load
collectd-mod-memory
collectd-mod-netlink
collectd-mod-network
collectd-mod-openvpn
collectd-mod-ping
collectd-mod-processes
collectd-mod-protocols
collectd-mod-rrdtool
collectd-mod-tcpconns
collectd-mod-thermal
collectd-mod-uptime
collectd-mod-vmem
collectd-mod-wireless
comgt
comgt-directip
comgt-ncm
conntrack
coreutils
coreutils-sort
ddns-scripts
ddns-scripts-services
dnsmasq-full
dropbear
ds-lite
e2fsprogs
edgeport-firmware
etherwake
fdisk
firewall
freshclam
fstools
fwtool
getrandom
hd-idle
hostapd-common
ip-tiny
ip6tables
ipset
iptables
iptables-mod-conntrack-extra
iptables-mod-extra
iptables-mod-filter
iptables-mod-hashlimit
iptables-mod-ipopt
iptables-mod-iprange
iptables-mod-ipv4options
iptables-mod-led
iptables-mod-length2
iw
iwinfo
jshn
jsonfilter
kernel
kmod-asn1-decoder
kmod-cfg80211
kmod-crypto-aead
kmod-crypto-arc4
kmod-crypto-authenc
kmod-crypto-crc32c
kmod-crypto-ecb
kmod-crypto-hash
kmod-crypto-kpp
kmod-crypto-lib-blake2s
kmod-crypto-lib-chacha20
kmod-crypto-lib-chacha20poly1305
kmod-crypto-lib-curve25519
kmod-crypto-lib-poly1305
kmod-crypto-manager
kmod-crypto-null
kmod-crypto-sha1
kmod-cryptodev
kmod-dma-buf
kmod-ebtables
kmod-ebtables-ipv4
kmod-ebtables-ipv6
kmod-fs-ext4
kmod-fuse
kmod-gpio-button-hotplug
kmod-gre
kmod-ifb
kmod-input-core
kmod-ip6-tunnel
kmod-ip6tables
kmod-ipt-compat-xtables
kmod-ipt-conntrack
kmod-ipt-conntrack-extra
kmod-ipt-core
kmod-ipt-extra
kmod-ipt-filter
kmod-ipt-hashlimit
kmod-ipt-ipopt
kmod-ipt-iprange
kmod-ipt-ipset
kmod-ipt-ipv4options
kmod-ipt-led
kmod-ipt-length2
kmod-ipt-nat
kmod-ipt-nat6
kmod-ipt-offload
kmod-ipt-raw
kmod-iptunnel
kmod-iptunnel4
kmod-iptunnel6
kmod-lib-crc-ccitt
kmod-lib-crc16
kmod-lib-crc32c
kmod-lib-textsearch
kmod-libphy
kmod-mac80211
kmod-mii
kmod-mmc
kmod-mppe
kmod-mwl8k
kmod-mwlwifi
kmod-netlink-diag
kmod-nf-conntrack
kmod-nf-conntrack-netlink
kmod-nf-conntrack6
kmod-nf-flow
kmod-nf-ipt
kmod-nf-ipt6
kmod-nf-nat
kmod-nf-nat6
kmod-nf-nathelper
kmod-nf-nathelper-extra
kmod-nf-reject
kmod-nf-reject6
kmod-nfnetlink
kmod-nls-base
kmod-nls-cp437
kmod-nls-cp850
kmod-nls-cp852
kmod-nls-iso8859-1
kmod-nls-iso8859-2
kmod-nls-utf8
kmod-ppp
kmod-pppoe
kmod-pppox
kmod-pptp
kmod-sched-cake
kmod-sched-core
kmod-scsi-core
kmod-sit
kmod-slhc
kmod-tun
kmod-udptunnel4
kmod-udptunnel6
kmod-usb-acm
kmod-usb-core
kmod-usb-ehci
kmod-usb-net
kmod-usb-net-asix
kmod-usb-net-asix-ax88179
kmod-usb-net-cdc-eem
kmod-usb-net-cdc-ether
kmod-usb-net-cdc-mbim
kmod-usb-net-cdc-ncm
kmod-usb-net-cdc-subset
kmod-usb-net-dm9601-ether
kmod-usb-net-hso
kmod-usb-net-huawei-cdc-ncm
kmod-usb-net-ipheth
kmod-usb-net-kalmia
kmod-usb-net-kaweth
kmod-usb-net-mcs7830
kmod-usb-net-pegasus
kmod-usb-net-pl
kmod-usb-net-qmi-wwan
kmod-usb-net-rndis
kmod-usb-net-rtl8150
kmod-usb-net-rtl8152
kmod-usb-net-sierrawireless
kmod-usb-net-smsc95xx
kmod-usb-net-sr9700
kmod-usb-ohci
kmod-usb-ohci-pci
kmod-usb-printer
kmod-usb-serial
kmod-usb-serial-option
kmod-usb-serial-sierrawireless
kmod-usb-serial-wwan
kmod-usb-storage
kmod-usb-storage-extras
kmod-usb-storage-uas
kmod-usb-wdm
kmod-usb2
kmod-usb2-pci
kmod-usb3
kmod-video-core
kmod-video-uvc
kmod-video-videobuf2
kmod-wireguard
libblkid
libblobmsg-json
libbpf
libc
libcap-ng
libcomerr
libelf
libext2fs
libfdisk
libgmp
libip4tc
libip6tc
libipset
libiwinfo
libiwinfo-lua
libjson-c
libjson-script
libltdl
liblua
liblucihttp
liblucihttp-lua
liblzo
libmbedtls
libmnl
libncurses
libnetfilter-conntrack
libnetfilter-cthelper
libnetfilter-cttimeout
libnetfilter-queue
libnettle
libnfnetlink
libnl-tiny
libopenssl
liboping
libpcap
librrd1
libsmartcols
libss
libubox
libubus
libubus-lua
libuci
libuclient
libusb-1.0
libustream-wolfssl
libuuid
libwolfssl
libxtables
logd
lua
luci
luci-app-adblock
luci-app-advanced-reboot
luci-app-attendedsysupgrade
luci-app-banip
luci-app-commands
luci-app-ddns
luci-app-firewall
luci-app-hd-idle
luci-app-nlbwmon
luci-app-openvpn
luci-app-opkg
luci-app-statistics
luci-app-uhttpd
luci-app-upnp
luci-app-watchcat
luci-app-wifischedule
luci-app-wireguard
luci-app-wol
luci-base
luci-compat
luci-i18n-adblock-en
luci-i18n-advanced-reboot-en
luci-i18n-banip-en
luci-i18n-base-en
luci-i18n-commands-en
luci-i18n-ddns-en
luci-i18n-firewall-en
luci-i18n-hd-idle-en
luci-i18n-nlbwmon-en
luci-i18n-openvpn-en
luci-i18n-opkg-en
luci-i18n-statistics-en
luci-i18n-uhttpd-en
luci-i18n-upnp-en
luci-i18n-wifischedule-en
luci-i18n-wireguard-en
luci-i18n-wol-en
luci-lib-base
luci-lib-ip
luci-lib-ipkg
luci-lib-iptparser
luci-lib-jsonc
luci-lib-nixio
luci-mod-admin-full
luci-mod-network
luci-mod-status
luci-mod-system
luci-proto-3g
luci-proto-ipv6
luci-proto-ncm
luci-proto-ppp
luci-proto-qmi
luci-proto-wireguard
luci-ssl
luci-theme-bootstrap
luci-theme-material
luci-theme-openwrt-2020
miniupnpd
monit-nossl
mtd
mwifiex-pcie-firmware
mwifiex-sdio-firmware
mwl8k-firmware
mwlwifi-firmware-88w8864
mwlwifi-firmware-88w8897
mwlwifi-firmware-88w8964
mwlwifi-firmware-88w8997
nano
netifd
nlbwmon
odhcp6c
openssh-sftp-server
openvpn-mbedtls
openwrt-keyring
opkg
p910nd
ppp
ppp-mod-pppoe
ppp-mod-pptp
procd
px5g-wolfssl
resolveip
rpcd
rpcd-mod-file
rpcd-mod-iwinfo
rpcd-mod-luci
rpcd-mod-rrdns
rrdtool1
sqm-scripts
sqm-scripts-extra
ss
swconfig
tcpdump
terminfo
ubi-utils
uboot-envtools
ubox
ubus
ubusd
uci
uclient-fetch
uhttpd
uhttpd-mod-ubus
umbim
uqmi
urandom-seed
urngd
usb-modeswitch
usign
watchcat
wifischedule
wireguard-tools
wireless-regdb
wpad-basic
wwan
zlib

at the moment I am running SNAPSHOT 19.07, I saw that the latest version of SNAPSHOT has problems lately!

21.02 SNAPSHOT also runs well without problems, only it can't get 1Gbps on the wire side !

 OpenWrt 19.07-SNAPSHOT, r11395-974161d7f8
 -----------------------------------------------------
root@OpenWrt:~# cat /etc/config/wireless

config wifi-device 'radio0'
        option type 'mac80211'
        option channel '36'
        option hwmode '11a'
        option path 'soc/soc:pcie/pci0000:00/0000:00:01.0/0000:01:00.0'
        option htmode 'VHT80'
        option country 'RO'
        option noscan '1'

config wifi-iface 'default_radio0'
        option device 'radio0'
        option network 'lan'
        option mode 'ap'
        option macaddr '
        option ssid ''
        option encryption 'psk2+ccmp'
        option key ''

config wifi-device 'radio1'
        option type 'mac80211'
        option hwmode '11g'
        option path 'soc/soc:pcie/pci0000:00/0000:00:02.0/0000:02:00.0'
        option htmode 'HT40'
        option channel '9'
        option country 'RO'
        option noscan '1'

config wifi-iface 'default_radio1'
        option device 'radio1'
        option network 'lan'
        option mode 'ap'
        option macaddr ''
        option ssid ''
        option encryption 'psk2+ccmp'
        option key ''

Software flow offloading on , in al version!

irqbalance

/etc/config/irqbalance set 1 all version!

I am installed
Version: SNAPSHOT (r18705-70eedac9b3)
Date: 2022-02-02 01:12:24
https://firmware-selector.openwrt.org/?version=SNAPSHOT&target=mvebu%2Fcortexa9&id=linksys_wrt3200acm
5Ghz wi-fi works fine on 80 width. So far, no new problems have arisen, I'm still testing.

1 Like

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