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Questions tagged [virtual-network]

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1
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1answer
42 views

Should a private virtual LAN be filtered

I'm a dev trying to learn others things and my current objective is to create a "virtual" lan on an ESXi host. I've created a VM which work as the LAN gateway to the WAN and some VM that are ...
1
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1answer
73 views

Restrict traffic between peered VNETs in Azure

I'm working with Azure, and I have 2 VNETs, each in its own resource group Peering + | ...
1
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0answers
33 views

What factor impact network speed between VM significantly?

There is question about network between different server,but i got a different situation. I have two VM in a server,and I tried to test maximum network speed between two VM. OS : CentOS VSwitch ...
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0answers
53 views

simulate bad network between two devices

We are developing a product on an arm soc and unfortunately the kernel on the devices does not support netem. So I want to use my workstation as an intermediate router to simulate a bad network ...
0
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0answers
68 views

Virtual Network Adapter that forwards request to a SOCKS proxy

Being forced to use a proxy is a nightmare. You have to configure almost every software for the proxy, if the software supports it. It would be great if we could configure our network adapter to use a ...
0
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0answers
21 views

Track what computer is exhausting DHCP leases

My DHCP running out of available IP leases. But I know there is not enought devices in my network to achieve this. The wireless network lives in a separated subnet, so we are talking about wired ...
1
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0answers
24 views

Solaris 10 LDOM Network Change

I have inherited a Solaris 10 host. At one time, it had 18 guests/LDOMs, but we're now down to 1, which is still business-critical. The host server has changed data centers and come up with a new IP ...
0
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1answer
283 views

GCP: No Network Access on additional virtual network interfaces

I have a Windows Server 2016 instance running on Google Cloud Console. I added a few extra virtual NICs to try to improve my network speed. Particularly hoping to use overseas endpoints to wormhole ...
2
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3answers
746 views

VNET peering with on-premise gateway transit not working properly

We have a VNET (let's call it VN_MAIN) that is configured to have a S2S VPN connection to our on-premise network. The VMs deployed within subnets of VN_MAIN are reachable from on-premise. What I'm ...
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0answers
57 views

Azure Virtual network gateway no IP

In Azure how do I find the internal IP address of my Virtual network gateway? In the 'Connected devices' section of my virtual network there is no IP address showing up.
1
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1answer
1k views

NIC teaming on hyper-v host or within each VM?

I installed Windows Server 2016 Datacenter on a Dell T620, and then I installed the Hyper-V Role. Next, I created a NIC Team comprised of 2 physical 1Gbps network adapters. Team is called LANTeam. ...
0
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1answer
445 views

Firewalld virtual bridge outgoing traffic to vpn tunnel

I finally decided to sit down and do something that has long been on my todo list: to get my virtual networking actually to work. Simply put: I have a pure virtual bridge device (created by ifcfg-...
0
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0answers
453 views

How to access services running in KVM-guest (virtual network) from remote

Background: I am running an Openshift installation inside a KVM-VM and I can access the VM from the KVM-Host. I need to access Openshift from another machine. KVM is setup via virtual network using ...
0
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2answers
696 views

How to enable reverse DNS for private ips inside an Azure (ARM) virtual network

Let's take a pretty straighforward setup, all in a dedicated resource group: 1 vnet (say 10.0.0.0/16) 1 subnet (say 10.0.0.0/24) 2 Linux virtual machines, machine1 and machine2 (with a public ip) ...
0
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1answer
550 views

Docker: Virtual machine as worker with its host as manager in swarm

I'm having troubles to find which advertise address the manager should use to work with the following setup: The problem is that if I use the default options of docker swarm init on the host, I can't ...
1
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1answer
532 views

How to forward ports for azure virtual network gateway?

I have created Point to site vpn using azure virtual network. Right now I have 2 vms in vnet (with subnet ip's 10.x.x.x) 1 local machine connected to vnet with point to site vpn (ip 172.x.x.x) I can ...
5
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1answer
662 views

Detect if a network card is a virtual network card (docker/veth/etc) in Linux / bsd

I see some good explanation for fetching information about network cards and their statistics in ubuntu on this page. This gave a nice output as mentioned on the page. I tried reading other ...
1
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0answers
396 views

When multiple VMs share a storage device on the same host, where does the data actually travel?

I am trying to figure out the optimal way to share storage with multiple VMs on the same box. I am aware of a range of options: NFS, iSCSI, fibrechannel, bridged, etc, but I am unclear how they fit ...
3
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2answers
307 views

Use Azure Public IP With On Prem VM

We have an on prem RRAS server that connects to an Azure Virtual Network that allows us to have an On Prem/Azure hybrid. My query is, if i was to provision a public IP address in azure, what would be ...
2
votes
1answer
341 views

Virtual routers to replace proxy server

Most of the questions related to mine are about virtual routers managing virtual machines. I would like to use a virtual router, either DD-WRT or OPNsense inside VMWare to manage my office's network ...
0
votes
1answer
2k views

Allow transparent port forwarding in Azure subnet

I have a VM in an Azure VNet that needs to know the original public IP address of incoming connections that are port forwarded by a firewall appliance. So far I can only successfully port forward ...
1
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2answers
550 views

Azure virtual network site-to-site vpn unable to access public ip

I've setup a virtual network in Azure with a site-to-site VPN tunnel. So far so good, but the tunneled devices cannot access my servies via the public IP, they can only access via the local IP. Seems ...
1
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1answer
77 views

How to use virtual DNS to lookup for VMs?

I have multiple qemu VMs dinamically rebooted. Each of them with DHCP in a NAT virtual network and a unique hostname. From any VM I can see that resolv.conf is using 192.168.122.1 as nameserver. I ...
6
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1answer
182 views

How can I increase the throughput/bandwith of my virtual network?

I have some virtual machines servers with some micro-services and do some load tests with JMeter. All the servers including the JMeter machine are sharing the same virtual network. The virtual network ...
1
vote
1answer
92 views

How to assign an IPv4 address to a second network interface of an LXC container?

I am running an lxc container which I want to connect to two different bridges (br0 and br1). When I configure the container's config file (/var/lib/lxc/testcontainer/config) as shown below, only the ...
1
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0answers
130 views

How to Setup Azure Site to Site Connection when On Premises VPN needs Specific Address Space?

I've attempted to create an Azure virtual network using the Classic implementation. This is because I needed the virtual network gateway to handle both site to site and point to site connections. A ...
1
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1answer
146 views

libvirt TCP tunneled network only works for 2 VMs

I'm setting up some VMs with libvirt (qemu driver). One VM is meant to be the gateway and is thus configured with two network interfaces. One interface is bridging into my real LAN and the other uses ...
0
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0answers
192 views

Restricting SQL Server Management Studio using LogMeIn Hamachi

I have a SQL Server 2016 instance on Windows Service 2012 VM running in Azure. Currently the network security group/firewall allows for port 1433/TCP traffic so I can connect from my PC using SQL ...
-1
votes
1answer
80 views

Output multiple VM's to only 4 IP addresses ESXI [closed]

I have set up a computer as an ESXI environment. The system has 1 physical network port. When I create network ports on my virtual machines, each gets an IP address assigned by my router. I need to ...
0
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0answers
74 views

Smaller subnet mask to “merge” VPN-connected LANs?

I have two LANs connected to different internet connections (in different cities, in fact): ISP1 -> LAN 1: 192.168.10.0/24 ISP2 -> LAN 2: 192.168.11.0/24 On each LAN is a router. Both routers ...
0
votes
1answer
82 views

Azure Virtual network (classic)

I am trying to use a IIS reverse proxy running on IIS in a new Azure VM against an old classic VM. I have the server proxying onto the classic VM but this is currently over the public IP address. Is ...
0
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2answers
206 views

Azure ExpressRoute without a Virtual Network?

First a bit of context: I have a Saas system on Azure that consists of a bunch of Paas Cloud Service nodes (web & worker roles) and App Service nodes (web apps, web jobs). For compliance reasons ...
0
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1answer
142 views

Connecting Web App to new VPN in Azure

Is it possible to connect a Web App to a 'Virtual network' (not a 'Virtual network (classic)') in Azure - and if so how. I virtual network, with a virtual network gateway connected but there does not ...
0
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1answer
498 views

Route Internet traffic to Azure site-to-site VPN tunnel on Sonicwall TZ205

I have configured Sonicwall TZ205 a Route-Based VPN which connect to a dynamic gateway on Windows Azure VNet. The site-to-site VPN connection is established successfully. The machines in on-premise ...
0
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2answers
191 views

Azure Virtual Network doubts

I would like to set up a Virtual Network in Microsoft Azure but I have a few doubts about it. Can I link a Virtual Machine in another Azure account to my VN? Is it possible to forward all traffic to ...
3
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0answers
230 views

Best practice for configureing vmware dv uplink port groups?

I'm creating a distributed virtual switch - each host has 2 physical NIC's each of which will map to an uplink port. I want to create uplink port groups so i can set up NIC teaming, I wanted to know ...
2
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0answers
80 views

Map an IP from virtual network interface to physical network

A Linux VPN Router has the IP 192.168.1.1/24 (eth0), in the same network there are other network devices with fixed IPs Machine A 192.168.1.20 and Machine B 192.168.1.21. To access this devices over ...
1
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1answer
270 views

Why doesn't my Web App deployed in an Application Service Environment which is associated with a VNet see my VM?

Scenario: VNET address range is 10.2.0.0/23 with Default subnet of 10.2.0.0/27 Brand new ASE instance, configured to use the VNET from step 1 and on that same Default subnet MySQL VM joined to VNET ...
0
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1answer
1k views

Azure VM and Web App in VNET VPN, changing IP and automatic start of vpn

To connect Web App to VM I created a Vnet (point 2 site). Web app can see VM now, but: it can access it just through an IP and not the host name. To use host name, I found info that I have to setup ...
1
vote
1answer
271 views

Azure: Name resolution between VMs and role instances located in the same virtual network (Linux)

I have deployed two ubuntu (14.04) machines with different cloud services in a virtual network (with default configuration). Now I would like to get the private ip of one of the machines from the ...
1
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3answers
2k views

Azure Linux VM name resolution

We have a single virtual network, with a single cloud server on Azure. This virtual network has multiple server nodes - including Windows machines, and some Linux machines. One of the Windows machines ...
0
votes
1answer
67 views

Can't connect to pre-configured NAS boxes with static addresses and default gateway 172.16.2.1

I received several TeraStation NAS boxes which I can't configure because I can't connect to them, presumably because they were setup for a specific environment. I'm hoping to virtualize the ...
0
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0answers
1k views

citrix xenserver 6.5 can't get vm's public network

Can't get my vm's guest out connection..! Premised: I alreay use xenserver on a test server dellt310 with two ethernet card that works perfectly, but now... -> I have an hetzner dedicated server ...
-2
votes
1answer
500 views

Virtual network - tracert to local vm results in over 255 hops [closed]

Why does my tracert take over a maximum of 255 hops, when both vm's are on the same local network, hosted on my laptop? I have a laptop which is connected to my home router via wireless lan with ...
0
votes
1answer
190 views

Attempting to add a VNet to an Azure Website gives VPNNetworksetupfailure

When attempting to put an existing Website (newly created) on to a Virtual Network (Created as part of the process) I get a vpnnetworksetupfailure message, but no other information. This is all done ...
-1
votes
1answer
2k views

How to join local computer to azure virtual server domain? [closed]

Scenario: I want to migrate my servers to cloud and retire all local servers such as DC and file server. At the same time, I wish to control the network traffic to limit the clients access to Internet ...
0
votes
1answer
885 views

Connect clients to Azure Virtual Network (point to site)

I'm started using the Azure Virtual Network (Point-to-Site), I successfully implemented the VPN and I can connect from my Windows 8 to a Virtual Machine. Now I want to connect several users (no ...
0
votes
1answer
240 views

Can we provide an stack of IP's to the Open Vswitch to pick the IP?

I have started learning virtualization using KVM hypervisor and trying to set-up virtual cluster on the host machine.However from the tutorials on the internet states that the VM connected to OVS ...
0
votes
1answer
297 views

vSphere vApp IP address configuration. How does vApp really work?

I have a pool of ESXi-5.5.0 servers that I have configured a single vApp on. This vApp is configured in transient mode to configure IP addresses from an IP pool I specified. I assigned a single ...
0
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1answer
1k views

New Azure VMs on virtual network have no connectivity to anything

A couple of days ago, I created a cloud-only Azure virtual network (no cross-premises connectivity), provisioned a domain controller/DNS server inside of it, and configured both my DNS server and the ...