[ubuntu] DNS setup - nat loopback, bind9 or dnsmasq?view story

http://ubuntuforums.org – Ok - I have a very messy home network as follows: ADSL Modem/wireless router/switch Various devices connect via wireless and use DHCP to obtain IPs A desktop with a fixed IP connects via powerline ethernet A media box running ubuntu 10.04 with a fixed IP connects via a wifi ethernet adapter which also has a fixed IP Finally, a server running ubuntu 10.04 with a fixed IP which hosts (Hardware)

How to create UDP proxy using iptablesview story

http://serverfault.com – I have a server running UDP server on port 50000. This server receives updates from clients, and pings back the clients every 5 seconds to the socket they were connected from. Now I want to redirect all the traffic to and from this UDP server via another server. Basically I want to setup a transparent proxy in front of this server. (HowTos)

iptables + iproute2 + fwmark doesn't workview story

https://bbs.archlinux.org – I realize this is an old thread. But seeing as there's little information about this to be found, i thought i should update this unresolved thread with my findings.Apparently the source address of a package is set before the fwmark routing table is looked up. Packages sent out on a non-default interface (based on fwmark) will thus have the source address of the default interface. (HowTos)

Juniper SSG5... How to setup VPN to Netgear FVS338view story

http://serverfault.com – I'm trying to configure a Juniper SSG5 for VPN. So far I'd say I'm lost lost lost. The server (just one for now) is a dedicated host at a hosting company. I have a block of 8 public IPs (/29), the SSG5 has it's own IP (separate subnet from my 8 public IPs), and routes requests for the public IP's to the server. There are two interfaces defined on the SSG5. (HowTos)

pfSense Load Balancer and Virtual IPview story

http://serverfault.com – I have two identical web servers on and I would like to set up pfSense load balancer to balance requests to both of these. I set up pools that included HTTP and HTTPS for both of these hosts, then set up virtual servers that responded on HTTP and HTTPS and referred traffic to its respective pool. (HowTos)

How to connect to a Hyper-V guest, from an other, remote PCview story

http://serverfault.com – I have installed a Windows Server 2008R2 SP1 Datacenter edition, and I have added the Hyper-V role, with RemoteFX. Installed a Windows 7 Ultimate x64 with SP1. Updated the additions, enabled RemoteFX. But... how do I reach the guest? Okay that I have to enable remote desktop. Did so. Even changed the port on the guest. But how would one reach it from outside? (HowTos)

SSH tunneling and NATview story

http://serverfault.com – I have a virtual machine with an internal IP address and a running mailserver with IMAP/POP3/SMTP. Everything works fine except: When I do an SSH tunnel to the guest server and want to connect to the mailserver with mail.*. then it does not work. (HowTos)

[ubuntu] Cannot get to website internallyview story

http://ubuntuforums.org – Hi, my ISP just upgraded my internet service to the next higher level, but in order to take advantage of this, I had to get a new modem/router. They supplied me with the SMCD3GN wireless modem with built-in router. I installed Ubuntu 11.10 server with all of the updates on a spare workstation and opened these ports using NAT: 80 for WWW, 21/22 for FTP & SSH, and 25/110 for mail. (Hardware)

Port Forwarding through VBox NAT for SSHing from Host to VirtualBox Guest Not Workingview story

http://serverfault.com – Despite the tremendous amount of work that VirtualBox has put in to make this process easier, I really just cannot get it working properly. The goal: To be able to run a headless VirtualBox VM, which I can SSH into from the host computer. The current error message when I attempt to SSH from the host to the guest: $ ssh -p 2222 user@localhost ssh_exchange_identification: Connection closed by rem (HowTos)

Attach subinterfaces to Xen guestview story

https://www.centos.org – I don't use Xen, but normally any type of guest virtual machine needs its own unique IP address, not one shared with the host, except as applies to NAT. [by pschaff] (Distributions)