-1
votes
1answer
35 views

Force network messages from VM's on same ESXi to gateway

In the context of introducing ESXi we would like to know if it is possible to force messages destined from VM_A to VM_B on the same ESXi towards the gateway. The reason behind this seemingly strange ...
1
vote
1answer
66 views

Virtual networking, Routed network

I have installed a centos 6.5. I have installed a host hypervisor, libvirt (kvm-qemu) managed with virt-manager I have installed two VMs (with kvm), centos 6.5 each one, too. e.g. centos65_1 and ...
0
votes
1answer
800 views

NTPD seems to delete all network interfaces

We have a couple of virtual interfaces configured on eth0 on a CentOS, and every now and then, they went down seemingly out of the blue. Now after going through the log files, I found out that ...
1
vote
1answer
399 views

Gateway/Router - Multiple Public IPs on Virtual WAN Interfaces Through Single WAN Interface/Port

I am looking to setup a router with multiple public WAN/IP interfaces that can be routed across a single physical WAN interface/port. I realize it would be necessary to have different MAC addresses on ...
0
votes
1answer
454 views

How to NAT virtual interfaces

I've created a virtual interface in Ubuntu with the following: sudo ifconfig eth0:0 192.168.1.99 netmask 255.255.255.0 up Now I need to be able to ping from the new virtual interface. ping -I ...
2
votes
2answers
120 views

Network listener

I'm pretty new to Microsoft Servers so don't blame me if the question isn't that smart [I'm a Unix guy]. I need to install a Virtual Printer of a Microsoft Server 2008 r2. The requirements are: ...
1
vote
5answers
2k views

Virtual interfaces with default routes

My Ubuntu Server has one physical interface eth0. I want to assign 3 ip's (different subnets) to the server. I cannot use the default virtual interface creation tools like ifconfig or ip addr add ...
0
votes
1answer
118 views

How do I set up virtual IPs on a private LAN?

I am setting up heartbeat on a few servers that will only be responding on the private lan (192.168.1.x). We are using a sonicwall 2400 router. How do I go about setting up some of those IPs to be ...
-2
votes
1answer
34 views

Assign hardware to different users on windows server 2003

I have this software that has port conflicts on my windows 2003 server. So my solution is to use Virtual network card from http://www.ntkernel.com/w&p.php?id=32 . I have 10 users per server, how ...
1
vote
1answer
226 views

VMWare Workstation - Setting up Virtual Network using Windows 2008 R2

I would like to set up a virtual network that will consist of 2 VMs with Windows 2008 R2 installed. VM1 would contain active directory/domain controller and VM2 needs to be on the domain controller in ...
0
votes
1answer
99 views

Virtual networking with VirtualBox

I have a question about virtual networking. I want to create a virtual network between two virtual machines and the host OS. The problem occurs when i try to change manually the ips of the virtual ...
0
votes
1answer
5k views

DrayTek Vigor 2920(n): VPN with VLAN restrictions?

I'm currently installing a DrayTek Vigor 2920n router in a new office. This router is to be used for 2 seperate companies. For one of these companies, the router has a LAN-2-LAN (VPN) connection to a ...
2
votes
1answer
407 views

Virtual interface statistics on Linux

I am trying to get statistics about virtual interfaces I have configured on my Linux box running Ubuntu. /proc/net/dev contains entries for lo and eth1, but I also have two virtual interfaces, lo:2 ...
1
vote
1answer
101 views

Verify server performance

I'm looking for a quick and SIMPLE way to verify that new servers are performing as expected. The most important metric is disk performance, second is network performance. I’m trying to prevent ...
1
vote
2answers
2k views

iptables NAT & virtual machine networking

Currently I'm using the following script to make several virtual machines access the Internet and allow some ports being forwarded through the host's NAT inside a host-only network. ...
1
vote
1answer
444 views

Virtual firewall in existing network DMZ?

A network configuration question from a relative newbie... We have an existing LAN setup, with a hardware firewall (D-Link DIR-655) and a Microsoft Small Business Server (which does the DHCP). We ...
0
votes
3answers
161 views

VPN - What is the complexity involved setting one up across less than a dozen machines?

I have never set up and configured a VPN. I was wondering what it takes to set one up across windows server 2008 servers. What is the complexity involved? How complicated is it to configure? Do I ...