знакомый обратился за помощью, сам я не смог разобраться:
не работает wifi адаптер на 5 ГГц с роутером, с 2,4 ГГЦ - работает, а с windows 7 работал и на 5 ГГц
Host: Kernel: 5.4.0-42-generic i686 bits: 32
compiler: gcc v: 7.5.0 Desktop: MATE 1.22.2 Distro: Linux Mint 19.3 Tricia
base: Ubuntu 18.04 bionic
Machine:
Type: Other-vm? System: K-Systems product: Crestline+ICH8M v: N/A
serial: <filter>
Mobo: Intel model: Crestline+ICH8M v: 03 serial: <filter> BIOS: Phoenix
v: K3C51 date: 02/26/2008
CPU:
Topology: Dual Core model: Intel Core2 Duo T5750 bits: 64 type: MCP
arch: Core Merom rev: D L2 cache: 2048 KiB
flags: lm nx pae sse sse2 sse3 ssse3 bogomips: 7980
Speed: 1995 MHz min/max: 1000/2000 MHz Core speeds (MHz): 1: 1995 2: 1995
Graphics:
Device-1: NVIDIA G86M [GeForce 8400M GS] vendor: QUANTA driver: nvidia
v: 340.108 bus ID: 01:00.0
Display: x11 server: X.Org 1.20.8 driver: nvidia
unloaded: fbdev,modesetting,nouveau,vesa resolution: 1280x800~60Hz
OpenGL: renderer: GeForce 8400M GS/PCIe/SSE2 v: 3.3.0 NVIDIA 340.108
direct render: Yes
Audio:
Device-1: Intel 82801H HD Audio vendor: QUANTA driver: snd_hda_intel
v: kernel bus ID: 00:1b.0
Sound Server: ALSA v: k5.4.0-42-generic
Network:
Device-1: Intel PRO/Wireless 3945ABG [Golan] Network driver: iwl3945
v: in-tree:s port: 2000 bus ID: 02:00.0
IF: wlp2s0 state: up mac: <filter>
Device-2: Marvell 88E8055 PCI-E Gigabit Ethernet vendor: QUANTA
driver: sky2 v: 1.30 port: 3000 bus ID: 04:00.0
IF: enp4s0 state: down mac: <filter>
Drives:
Local Storage: total: 149.05 GiB used: 35.60 GiB (23.9%)
ID-1: /dev/sda vendor: Toshiba model: MK1652GSX size: 149.05 GiB
Partition:
ID-1: / size: 145.71 GiB used: 35.60 GiB (24.4%) fs: ext4 dev: /dev/sda1
Sensors:
System Temperatures: cpu: 67.0 C mobo: N/A gpu: nvidia temp: 64 C
Fan Speeds (RPM): N/A
Info:
Processes: 184 Uptime: 1h 05m Memory: 1.96 GiB used: 1.08 GiB (55.2%)
Init: systemd runlevel: 5 Compilers: gcc: 7.5.0 Shell: bash v: 4.4.20
inxi: 3.0.32
ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp4s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether 00:1e:68:61:c8:84 brd ff:ff:ff:ff:ff:ff
3: wlp2s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether 00:1f:3c:38:13:4c brd ff:ff:ff:ff:ff:ff
inet 192.168.0.5/24 brd 192.168.0.255 scope global dynamic noprefixroute wlp2s0
valid_lft 82466sec preferred_lft 82466sec
inet6 fe80::f582:23ef:a5dd:bb04/64 scope link noprefixroute
valid_lft forever preferred_lft forever
lspci -k | grep -iA2 net
02:00.0 Network controller: Intel Corporation PRO/Wireless 3945ABG [Golan] Network Connection (rev 02)
Subsystem: Intel Corporation WM3945ABG MOW2
Kernel driver in use: iwl3945
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