插了网线但是只能连无线，有线不能连

[ghy3030]

插了网线但是只能连无线，有线不能连，右上角也没有网络图标没法设置，网上搜索的感觉都不太对。弄了2天没弄好，高手帮忙看看。


ghy@ubuntu:~$ uname -r
5.4.0-42-generic


ghy@ubuntu:~$ sudo lspci -knn
00:00.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Root Complex [1022:1480]
Subsystem: Micro-Star International Co., Ltd. [MSI] Starship/Matisse Root Complex [1462:7c84]
00:00.2 IOMMU [0806]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse IOMMU [1022:1481]
Subsystem: Advanced Micro Devices, Inc. [AMD] Starship/Matisse IOMMU [1022:1481]
00:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:01.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483]
Kernel driver in use: pcieport
00:01.2 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483]
Kernel driver in use: pcieport
00:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:03.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483]
Kernel driver in use: pcieport
00:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484]
Kernel driver in use: pcieport
00:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]
00:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484]
Kernel driver in use: pcieport
00:14.0 SMBus [0c05]: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller [1022:790b] (rev 61)
Subsystem: Micro-Star International Co., Ltd. [MSI] FCH SMBus Controller [1462:7c84]
Kernel driver in use: piix4_smbus
Kernel modules: i2c_piix4, sp5100_tco
00:14.3 ISA bridge [0601]: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge [1022:790e] (rev 51)
Subsystem: Micro-Star International Co., Ltd. [MSI] FCH LPC Bridge [1462:7c84]
00:18.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 0 [1022:1440]
00:18.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 1 [1022:1441]
00:18.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 2 [1022:1442]
00:18.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 3 [1022:1443]
Kernel driver in use: k10temp
Kernel modules: k10temp
00:18.4 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 4 [1022:1444]
00:18.5 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 5 [1022:1445]
00:18.6 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 6 [1022:1446]
00:18.7 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Matisse Device 24: Function 7 [1022:1447]
01:00.0 Non-Volatile memory controller [0108]: Sandisk Corp Device [15b7:5009] (rev 01)
Subsystem: Sandisk Corp Device [15b7:5009]
Kernel driver in use: nvme
Kernel modules: nvme
20:00.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse Switch Upstream [1022:57ad]
Kernel driver in use: pcieport
21:04.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse PCIe GPP Bridge [1022:57a3]
Kernel driver in use: pcieport
21:06.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse PCIe GPP Bridge [1022:57a3]
Kernel driver in use: pcieport
21:08.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse PCIe GPP Bridge [1022:57a4]
Kernel driver in use: pcieport
21:09.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse PCIe GPP Bridge [1022:57a4]
Kernel driver in use: pcieport
21:0a.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Matisse PCIe GPP Bridge [1022:57a4]
Kernel driver in use: pcieport
26:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8125 2.5GbE Controller [10ec:8125] (rev 04)
Subsystem: Micro-Star International Co., Ltd. [MSI] RTL8125 2.5GbE Controller [1462:7c84]
Kernel modules: r8169
28:00.0 Network controller [0280]: Intel Corporation Wi-Fi 6 AX200 [8086:2723] (rev 1a)
DeviceName: RTL8111EPV
Subsystem: Intel Corporation Wi-Fi 6 AX200 [8086:0084]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
2a:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485]
Subsystem: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485]
2a:00.1 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Matisse USB 3.0 Host Controller [1022:149c]
Subsystem: Advanced Micro Devices, Inc. [AMD] Matisse USB 3.0 Host Controller [1022:1486]
Kernel driver in use: xhci_hcd
2a:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Matisse USB 3.0 Host Controller [1022:149c]
Subsystem: Advanced Micro Devices, Inc. [AMD] Matisse USB 3.0 Host Controller [1022:148c]
Kernel driver in use: xhci_hcd
2b:00.0 SATA controller [0106]: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] [1022:7901] (rev 51)
Subsystem: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] [1022:7901]
Kernel driver in use: ahci
Kernel modules: ahci
2c:00.0 SATA controller [0106]: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] [1022:7901] (rev 51)
Subsystem: Advanced Micro Devices, Inc. [AMD] FCH SATA Controller [AHCI mode] [1022:7901]
Kernel driver in use: ahci
Kernel modules: ahci
2d:00.0 VGA compatible controller [0300]: NVIDIA Corporation TU106 [GeForce RTX 2070] [10de:1f02] (rev a1)
Subsystem: Device [7377:1500]
Kernel driver in use: nouveau
Kernel modules: nvidiafb, nouveau
2d:00.1 Audio device [0403]: NVIDIA Corporation TU106 High Definition Audio Controller [10de:10f9] (rev a1)
Subsystem: Device [7377:1500]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel
2d:00.2 USB controller [0c03]: NVIDIA Corporation TU106 USB 3.1 Host Controller [10de:1ada] (rev a1)
Subsystem: Device [7377:1500]
Kernel driver in use: xhci_hcd
2d:00.3 Serial bus controller [0c80]: NVIDIA Corporation TU106 USB Type-C UCSI Controller [10de:1adb] (rev a1)
Subsystem: Device [7377:1500]
Kernel driver in use: nvidia-gpu
Kernel modules: i2c_nvidia_gpu
2e:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a]
Subsystem: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a]
2f:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485]
Subsystem: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485]
2f:00.1 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Cryptographic Coprocessor PSPCPP [1022:1486]
Subsystem: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Cryptographic Coprocessor PSPCPP [1022:1486]
Kernel driver in use: ccp
Kernel modules: ccp
2f:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Matisse USB 3.0 Host Controller [1022:149c]
Subsystem: Micro-Star International Co., Ltd. [MSI] Matisse USB 3.0 Host Controller [1462:7c84]
Kernel driver in use: xhci_hcd
2f:00.4 Audio device [0403]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse HD Audio Controller [1022:1487]
Subsystem: Micro-Star International Co., Ltd. [MSI] Starship/Matisse HD Audio Controller [1462:ec84]
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel



ghy@ubuntu:~$ sudo lshw -numeric -class network
*-network UNCLAIMED
description: Ethernet controller
product: RTL8125 2.5GbE Controller [10EC:8125]
vendor: Realtek Semiconductor Co., Ltd. [10EC]
physical id: 0
bus info: pci@0000:26:00.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd cap_list
configuration: latency=0
resources: ioport:f000(size=256) memory:fc700000-fc70ffff memory:fc710000-fc713fff
*-network
description: Wireless interface
product: Wi-Fi 6 AX200 [8086:2723]
vendor: Intel Corporation [8086]
physical id: 0
bus info: pci@0000:28:00.0
logical name: wlo1
version: 1a
serial: c8:e2:65:9c:aa:6d
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=5.4.0-42-generic firmware=48.4fa0041f.0 ip=192.168.0.106 latency=0 link=yes multicast=yes wireless=IEEE 802.11
resources: irq:38 memory:fc600000-fc603fff



ghy@ubuntu:~$ sudo ifconfig -a
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 76973 bytes 13736941 (13.7 MB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 76973 bytes 13736941 (13.7 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

wlo1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.0.106 netmask 255.255.255.0 broadcast 192.168.0.255
inet6 fe80::393e:7c83:fae9:e699 prefixlen 64 scopeid 0x20<link>
ether c8:e2:65:9c:aa:6d txqueuelen 1000 (Ethernet)
RX packets 3013624 bytes 3774843249 (3.7 GB)
RX errors 0 dropped 2 overruns 0 frame 0
TX packets 1383691 bytes 449259175 (449.2 MB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0


ghy@ubuntu:~$ sudo route -nv
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 192.168.0.1 0.0.0.0 UG 600 0 0 wlo1
169.254.0.0 0.0.0.0 255.255.0.0 U 1000 0 0 wlo1
192.168.0.0 0.0.0.0 255.255.255.0 U 600 0 0 wlo1


ghy@ubuntu:~$ sudo dhclient -v
Internet Systems Consortium DHCP Client 4.4.1
Copyright 2004-2018 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Listening on LPF/wlo1/c8:e2:65:9c:aa:6d
Sending on LPF/wlo1/c8:e2:65:9c:aa:6d
Sending on Socket/fallback
DHCPDISCOVER on wlo1 to 255.255.255.255 port 67 interval 3 (xid=0xc0fad346)
DHCPOFFER of 192.168.0.106 from 192.168.0.1
DHCPREQUEST for 192.168.0.106 on wlo1 to 255.255.255.255 port 67 (xid=0x46d3fac0)
DHCPACK of 192.168.0.106 from 192.168.0.1 (xid=0xc0fad346)
RTNETLINK answers: File exists
cmp: EOF on /tmp/tmp.mHmsJTuKk3 which is empty
bound to 192.168.0.106 -- renewal in 3338 seconds.

[oneleaf]

rtl8125b 的支持需要下一个版本才行，当前版本不支持。需要 5.9 的内核。

[ghy3030]

rtl8125b 的支持需要下一个版本才行，当前版本不支持。需要 5.9 的内核。

谢谢。我之前升级过一次内核，但是显卡驱动又出问题了。安装最新的显卡驱动又出现问题，最后没办法，重新装了系统。。。。你知道有啥好办法么？

[astolia]

官网有驱动 https://www.realtek.com/en/component/zo ... s-software 支持到5.6内核。你的5.4内核应该可以用
你可以参考 https://blog.csdn.net/thunder_k/article ... /106494511 进行编译