so tonight my comptuer woke from sleep mode and I had no internet. I checked my ethernet connection and the light was a solid orange. I tried ipconfig /all but the controller isn't showing up. I then went to device manager and checked for it, it wasnt showing up there either. I then tried showing hidden devices and it showed up. When i checked the properties it says
I've tried everything i could think of. ran multiple windows troubleshooters, found the latest driver for "Realtek Gaming 2.5GbE Family Controller", updated it, didnt work. I reset winsock, tried it in safe mode with networking and other stuff like flushing the dns and turning off fast boot.
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I finally uninstalled the device completely and restarted, but upon restarting, it just disappeared completely from my device manager list instead of reinstalling. so I restored my pc back a couple days and now its back when i show hidden devices. i can still ping 127.0.0.1 with my wifi disabled but i can't connect to the internet with a wired connection.
I have a Realtek RTL8153 USB Gigabit Ethernet adapter built into my Dell "docking station" and would like to enable multiple VLAN's in a similar way that Intel Network adapters do it using virtual adapters for each VLAN on a trunked network connection.
I bought a $10 1GB USB LAN adapter that has the Realtek RTL8153 chipset in it. This does support 802.1q MULTIPLE VLAN tagging/trunking with the Realtek supplied Windows drivers. I have a Cisco 2960 switch and I setup one of the switchports for trunking and I allowed VLAN's 10, 142,192 and 250 on that Cisco trunk port. You can allow whatever you want. Then I ran a CAT-5 cable from there to the USB LAN adapter and set it up for those 4 VLANS. When you install the Realtek drivers, you will see the USB LAN adapter as a single entity in Windows. When you then use the Realtek 'Diagnostic' software and create your individual VLAN's, that will in turn create an additional adapter per VLAN in Windows.
So I created 4 VLANS's and I have 5 adapters, 1 is the TRUNK and the other 4 are for each VLAN. Then you go into each of the 4 and set your TCP/IP settings, as the main adapter is now a trunk and has nothing to do with the TCP/IP stack. Now my laptop has 4 separate IP addresses, but remember, you can only have the one main default gateway provisioned, like on whatever VLAN adapter your connecting to the internet. If you wanna push traffic out of one of the VLAN adapters that is not part of that subnet, then setup some Windows persistent routes to do that.
I set this up on 2 laptops, one is Win-7 32-bit and one is Win-7 64-bit. I had the most problems with Win-7 32-bit. This method is what I used and I know it works. On the 64-bit I loaded the Realtek driver package version 7.21.1019.2015, which I had laying around. Then I loaded the Realtek Ethernet Diagnostic Utility version 2.0.7.0. I took the one made for my chipset, the RTL8153. Once all that was loaded on the 64-bit machine, it was easy to get into the Diag utility and create the VLAN's.
After you create a VLAN, it takes time for it to build that adapter and place it as an adapter in Windows networking. For you to know its going to work, after you create your VLAN, you MUST see a MAC address populate in that create box in the Diag utility. This is where things were NOT happening for me in my Win-7 32 bit machine. It would create the VLAN, it would place the new adapter in Windows but there would NOT be a MAC address in the adapter box and there would be a red X in the adapter in Windows. This is where a lot of people are having problems. That big red X, even though you have a LAN cable plugged into the adapter. This is ALSO where I believe the original poster here had problems when he couldn't add VLANS In the Diag utility, even though you know you have the Realtek chipset that supports it.
How I fixed this was to go into the main adapter in Windows and UNCHECK every box and only have 3 boxes checked, which are 'QoS Packet Scheduler', 'Realtek Vlan Protocol Driver (NDIS 6.2)' and 'Realtek NDIS Protocol Driver (NDIS 6.0)'. Then when I saved and exited and went back to the Diag utility, I was able to create the VLAN's and see the MAC addresses. In Win-7 32bit, is was the 'Deterministic Network Enhancer' that was the culprit. When I unchecked that on the main trunk adapter, then the extra menus appeared in the Diag utility to create the VLAN's.
Hopefully this may help someone get through setting up theirs. I was tired of having 4 separate USB LAN adapters and the main built in LAN adapter in my laptop, so I consolidated to a single trunk LAN adapter. Some my ask what's the need for all this? I have Cisco lab and I remote desktop into this one laptop and I control many things in my lab on 4 different subnets from one machine. That's my need.
As indicated in the posting you linked to VLANs are handled by the NIC driver in Windows. A very limited selection of NIC drivers for windows support trunking (multiple VLANs) primarily the Intel server grade NICs. I do not believe there are currently any USB NICs with Windows drivers which support trunking.
Install the latest drivers from their website and the Ethernet Diagnostics Utillity, and it will be a breeze to configure. The default windows drivers does not seem to have this feature i have noticed.
If you are unsure if a specific laptop has a supported realtek chipset (for example you want to buy a new laptop or usb adapter) check the manufacturer website for the NIC drivers, and take notes what realtek chipset driver it is.
I have same / similar problem with QGeeM's HC 1202 USB port. Worked reliably under Windows 10 for 2+ years; problem appeared on first restart after installing upgrade to Windows 11. Tried suggestions found online, include one with this issue. The hub's Ethernet port shows no LED activity. No driver updates found by Windows Updates.
i think the adapter is broken. I have 2 UGREEN USB C to Ethernet Adapter Thunderbolt 3 to RJ45. And one of the Ethernet adapter suddenly can't receive wifi even the lights on and computer knows how many Mbps it have. / or does anyone know whats the solution pls? i really need the solution.
i just had similar problem few days ago.
in my case, the USB 3.0 TP-Link gigabit network adapter detected as an cd/dvd drive chen plugged in, and the device is dissapearing from the device manager.
the USB to ethernet device is working fine before with windows 7 and 10.
i had found the problem was the wireguard vpn drivers crashed into the system networking drivers & registry. fresh re-install the OS and make sure the USB ethernet adapter work first, then installing the wireguard vpn drivers later. it works normally now.
The adapter works in another Mac Laptop: SO the adapter is fine.
The jack works with another USB-only adapter: So the jack is also fine.
But the LAN-USB combo adapter is not detecting in Inspiron 15- 5620 Dell laptop.
After trying several things such as installing the latest drivers , disableing the hub , removing and re-stating the PC etc , etc. I finally restored all network adapter to factory settings, using the option in the ethernet connections settings page.
Had a similar experience with this BaseUS 16 in 1 device, after upgrade to Windows 11 it worked fine except the network card was not there. Unplug USB-C and plug it back in, no change. Until I also unplugged the power cable in the back alongside unplugging the USB-C cable. After that the network card came back.
Whoa, thanks @LHarr499 - this worked for me today - Windows 11 and a Baseus StarJoy 9-Port Type-C Hub. I recently updated the drivers for the integrated Killer Networks LAN connection on my laptop and after a reboot the RJ-45 port on the USB-C hub stopped working while all other ports worked fine. Multiple reboots and unplugging and replugging didn't resolve the issue until I did this and now the connection is working again. Thanks!
For my part: if I boot the computer with the USB-C Ethernet adaptor plugged in, the device is detected in Device Manager and it works. But if I unplug/replug, the device disappears and never reappears. Have to restart (with the adaptor plugged in) to get it to work again. BOOOO Microsoft.
Same, the tip by @LHarr499 worked like a charm for me as well (and I have a completely different laptop and usb-c adapter). Incredible! On top of what he recommended, I tried unplugging everything else from the hub except for the network, by the way, and plugged everything else back one by one, in case that helps.
A similar issue in my case with LAN over USB. It was due to VPN virtual lan adapters enabled. The issue got resolved after disabling the VPN drivers which I usually don't use when connected to LAN. No re-installation of OS / drivers were needed. Thanks to "NIghtkNight" for the lead.
Crippling - and there seems to be no solution posted. My Lemorele dedicated USB-C to Ethernet adapter works fine on Win 10 and MacOS - suffers miserable drop outs for as long as 15 seconds on Windows 11. Very unstable.
i just had similar problem few days ago.
in my case, the USB 3.0 TP-Link gigabit network adapter detected as a cd/dvd drive when plugged in, and the device is dissapearing from the device manager.
the USB to ethernet device is working fine before with windows 7 and 10.
udev should detect your network interface controller (NIC) and automatically load the necessary kernel module at startup. Check the "Ethernet controller" entry (or similar) from the lspci -v output. It should tell you which kernel module contains the driver for your network device. For example:
Search the internet for the right module/driver for your chipset. Some common modules are 8139too for cards with a Realtek chipset, or sis900 for cards with a SiS chipset. Once you know which module to use, try to load it manually. If you get an error saying that the module was not found, verify first if you recently upgraded the kernel (see General troubleshooting#Cannot use some peripherals after kernel upgrade). Alternatively, it is possible that the driver is not included in the Arch kernel. You may search the AUR for the module name.
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