08-05-2018, 07:32 PM
Setting up VLAN tagging for virtual switches in Hyper-V can really elevate your network management, especially if you're juggling multiple environments or testing networking setups. First, you need to open up Hyper-V Manager. It’s pretty straightforward; just find it in your Windows Admin tools.
Once you’ve got it open, there’s a good chance you’ll want to either create a new virtual switch or modify an existing one. If you’re starting fresh, look for the "Virtual Switch Manager" on the right. Click on it, then choose "New virtual network switch." You’ll probably want to pick “External” if your VMs need internet access or a connection to the actual network.
Now, as you progress through the options, make sure to give your switch a name that makes sense to you. It’ll make managing things easier down the line. After you hit “Create,” you should see options to set up your VLAN. This is where the VLAN tagging comes in.
When you click on the created virtual switch, you’ll see a section for VLAN settings. If you want to set a specific VLAN ID for a VM connected to this switch, check the box for “Enable virtual LAN identification for management operating system.” If you are configuring this for individual VMs afterwards, you can do that in each VM’s settings under the network adapter settings.
For each network adapter, look for the “Virtual Switch” option and select the virtual switch you just created. Right below that, you’ll see the VLAN ID field. This is where you can specify the VLAN ID itself. Just enter the ID you want, usually a number from 1 to 4095. Don’t worry if you don’t know the specific IDs; just make sure you match what your physical network is using.
After you've got everything set, save your settings. Often, a quick test of the connectivity will ensure that everything's on track. If you’re feeling adventurous, you might even want to test VLAN isolation by trying to ping between VMs assigned to different VLANs.
Remember that things can get a bit tricky if you’re not familiar with VLAN configurations. If a VM can’t reach its required resource after you set the VLANs, don’t beat yourself up. It’s usually a routing issue. Just double-check the physical switches and their VLAN settings to make sure everything aligns.
That’s really about it! VLAN tagging in Hyper-V provides a robust way to manage your virtual network traffic. As with everything networking-related, practice makes perfect, but once you get the hang of it, you’ll notice just how much it simplifies your environment.
I hope my post was useful. Are you new to Hyper-V and do you have a good Hyper-V backup solution? See my other post
Once you’ve got it open, there’s a good chance you’ll want to either create a new virtual switch or modify an existing one. If you’re starting fresh, look for the "Virtual Switch Manager" on the right. Click on it, then choose "New virtual network switch." You’ll probably want to pick “External” if your VMs need internet access or a connection to the actual network.
Now, as you progress through the options, make sure to give your switch a name that makes sense to you. It’ll make managing things easier down the line. After you hit “Create,” you should see options to set up your VLAN. This is where the VLAN tagging comes in.
When you click on the created virtual switch, you’ll see a section for VLAN settings. If you want to set a specific VLAN ID for a VM connected to this switch, check the box for “Enable virtual LAN identification for management operating system.” If you are configuring this for individual VMs afterwards, you can do that in each VM’s settings under the network adapter settings.
For each network adapter, look for the “Virtual Switch” option and select the virtual switch you just created. Right below that, you’ll see the VLAN ID field. This is where you can specify the VLAN ID itself. Just enter the ID you want, usually a number from 1 to 4095. Don’t worry if you don’t know the specific IDs; just make sure you match what your physical network is using.
After you've got everything set, save your settings. Often, a quick test of the connectivity will ensure that everything's on track. If you’re feeling adventurous, you might even want to test VLAN isolation by trying to ping between VMs assigned to different VLANs.
Remember that things can get a bit tricky if you’re not familiar with VLAN configurations. If a VM can’t reach its required resource after you set the VLANs, don’t beat yourself up. It’s usually a routing issue. Just double-check the physical switches and their VLAN settings to make sure everything aligns.
That’s really about it! VLAN tagging in Hyper-V provides a robust way to manage your virtual network traffic. As with everything networking-related, practice makes perfect, but once you get the hang of it, you’ll notice just how much it simplifies your environment.
I hope my post was useful. Are you new to Hyper-V and do you have a good Hyper-V backup solution? See my other post