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Questions tagged [vswitch]

Hyper-V's (internal or External) Virtual Switch

69 questions
14
votes
2 answers

VMware Distributed vSwitches (VDS) - Design, theory, *real* use cases and examples?

I'm starting to explore VMware Distributed Switches (dvSwitches or VDS) for use in existing and new installations. Assume VMware version 5.1 and newer with Enterprise Plus licensing. Prior to this, I've made good use of standard vSwitches defined…
ewwhite
  • 201,205
10
votes
4 answers

Can you change the virtual NIC type after building a VM?

When building a VM, you can select which virtual device type you would like a vNIC to be (E1000, VMXNET3, etc). After the VM is created, can you change the type of vNIC in use on a given connection (eg from E1000 to VMXNET3)? If so, how?
warren
  • 19,297
6
votes
1 answer

Do ESXi vSwitches have their own mac address?

I'm in the process of trying to decommission a few subnets which are believed to be no longer in use. When I query the mac address table on the physical switch for the vlans associated with these subnets, I see quite a few mac addresses beginning…
User123456
  • 160
5
votes
2 answers

VMware vSwitch and double tagging (QinQ)

I'm experiencing an issue while trying to pass double tagged through a vSwitch. A physical interface on the VMWare host machine is receiving double tagged traffic - the outer tag differentiates multiple switches (mirroring remote tag) and the inner…
vobelic
  • 343
5
votes
1 answer

In virtual networking, how does a Virtual Switch differ from a linux kernel bridge?

I have seen that in virtual networking, guest VMs/containers can be connected with host and internet either by using kernel bridges(linux) or Virtual Switches. Example - Bridges docker uses linux kernel bridges to connect the guest containers to…
samshers
  • 238
4
votes
1 answer

IP to access Hyper-V host on Default Switch?

As we know, with Fall Creators update Microsoft added so-called Default Switch, an out-of-the-box type of switch which simplifies networking and combine features of internal and external switches. How we can set up static IP for that switch to…
Suncatcher
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4
votes
2 answers

VMware two vSwitches Guests can't communicate between them

I have some servers in this configuration: (complete configuration) And I am not able, from VMGuest1, to ping either VMGuest3 or VMGuest4. I can, however, ping Host1 and Host2, which are attached to pSwitch1. The behavior is the same with…
Aaron R.
  • 467
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4
votes
2 answers

How do I give label to vSwitches on VMWare?

I've searched extensively trying to name the vSwitches that I create, but all I can name them are "vSwitchX" where x= some number. How do I give these switches names? I'm using the Web Client. Thanks!
stealthmode
  • 164
4
votes
1 answer

Automating Configuration of VMware's vSwitch (OpenStack/libvirt/Nova)

There's a lot of talk now about VMware integrating with OpenStack now. I've noticed that Nova network service is working with VMware's standard and vDS. Deploying a full OpenStack instance is not currently viable in our environment, but we would…
cheesesticksricepuck
  • 467
4
votes
2 answers

Hyper V 3 Server Core install VM will not route through physical NIC

I have installed Hyper V 3 Core. I created a windows server 2012 vm with a static IP address connected to an external vswitch which was binded to a separate physical NIC than what the management network is on. When looking at the NICs with ipconfig…
Xaxum
  • 317
4
votes
4 answers

faking NAT with a VMware distributed switch across multiple hosts

I need to construct a NAT for certain machines within the network. Wish to do this with dvSwitch - as it seems the logical way of attacking the problem as in this scenario there's just under 30 hosts. In order for the NAT'ed VM's to have access to…
romant
  • 536
3
votes
3 answers

Hyper-V guest doesn't see the internet through external virtual switch

I have a Windows Server 2012 R2 Essentials host with 1 NIC and I installed a Hyper-V guest of the same type (Windows Server 2012 R2 Essentials). I added an external virtual switch (allowing management operating system to share this adapter) and the…
Csaba Toth
  • 347
3
votes
0 answers

Hyper-V 2012 R2 creates multiple vEthernet adapters

on our Windows 2012 R2 Hyper-V Free server, which will host the VM now running on an ESXi, I messed up launching twice the Add-VMNetworkAdapter cmdlet. These are the steps I took: create a team New-NetLbfoTeam -Name TeamTrunk -TeamMembers…
Furuvio
  • 31
3
votes
1 answer

Hyper V Internal switch: how to set subnet and gateway

I have a HyperV switch. When I run hnsdiag list networks, the following is returned: 03D8864D-7F72-412C-AC60-CC3056A1AE11 Name: staticip Type: Internal Subnet Address: 172.31.224.0/20 Gateway: 172.31.224.1 How can I change the Subnet Address and…
Michel Diemer
  • 31
2
votes
0 answers

Where do all the little vEthernet (Default Switch) come from?

Potentially related to this question or that one, I currently have 16 "vEthernet (Default Switch)"es around ("Standardswitch" in German, though I doubt l10n has anything to do with this). All but one are in a "cable not connected" state. I only…
Tobias Kienzler
  • 388
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