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Questions tagged [ip-forwarding]

138 questions
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SSHD to retrieve forwarded client IP

This is my use case: I have a bunch of hosts behind load-balancers and clients SSH through the load-balancer. The LB internally creates a new connection so the connection with the end-host has the LB`s IP addres. In order to know who started the…
broun
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forward snmptraps with snmptrapd to second host

I have a setup with snmptrapd listening on udp:162 to receive snmp traps. They are then processed on this host with snmptt. I am now in the need that I need to forward those traps additionally to another host, but also process them with snmptrapd…
Stefan
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OpenVPN on Ubuntu: IP Forwarding not working

I have successfully set up a VPN connection between a Windows 8 client and my Ubuntu server running OpenVPN. However, I just cannot get IP forwarding to work. I have adjusted all settings as desribed here but whenever I open a website in my browser…
horen
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IP routing Solaris 9 access the internet from local network

I am trying to configure the NICS on the Solaris Sparc server. My problem lies in getting out to the "Internet" from the local network. I have requested the NIC to receive a DHCP server address #ifconfig -interface dhcp start. If anyone could guide…
help_me
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do i need IPTABLES to enable IP FORWARDING?

To simplify, let's say I got a network with 3 servers (all runnning centos 6.4) in a row: Internet---FW---LN---PN FW: firewall LN: login node PN: processing node i can ping from the FW to the world, but not from the LN or the PN. I have IP…
rica01
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routing behaviour (PAT/NAT)

|(eth0: 84.23.13.43) +--------------+ | | | NAT router | | | …
netsplit
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Linux server not routing my packets

I have a linux server (Ubuntu 12) with 2 NIC's. eth0 is connected WAN (inet 10.0.2.15 mask 255.255.255.0) eth1 is connected LAN (inet 192.168.0.1 mask 255.255.255.0) I want my windows machine to connect to the internet. Win -> eth1 -> eth0 ->…
Erik Hermans
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IPTABLES Forwarding issue

Ok, so I am terrible with iptables so I need some help. Here is what I am trying to do. I have a lan box on vlan 4 (172.16.9.65) I have another box on vlan 9 (10.1.0.1) My gateway for my 172.16.9.65 is a linux firewall and has to remain…
ThatGuy
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ssh to local network behind a public IP (TCP forwarding)

I want to connect (using ssh) two remote computers in a local network using a unique public IP X.X.X.X. | HOST_A---------| 172.1.1.2 | _____________ |---------|ROUTER…
user43010
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IP Forwarding and Routing in Windows 2008

I have Hyper-V running on a windows 2008. I got a new ip stack from the data center to be set on my virtual machines. But I have difficulties to set these IPs on my VMs because they are on different network. my current server ip is xxx.xxx.18.6 with…
danialmoghaddam
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Ubuntu IP Forwarding to virtual ethernet adapter

I've setup Ubuntu server along with ufw as a firewall. To start, I have two networks: Public: 66.xxx.xxx.70 - 66.xxx.xxx.78 Private: 192.168.3.1 - 192.168.3.255 My network config: auto eth0 iface eth0 inet static address 66.xxx.xxx.70 …
Nick Bork
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Proxmox - Live migration between different subnets

I have a proxmox cluster, that is distributed over two different subnets having two different gateways. In the first subnet VMs get an publicly available static IP address by MAC address mapping. vmbr0 is configured in this first subnet as…
Kantan
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Host forwarding fails, server is up, domain name tests ambiguous

I have a domain name registered with http://www.registryrocket.com/ The "main" site, which is called rudolfcode.net, is registered under godaddy, and forwards to a heroku site (rudolfcode.herokuapp.com). I have found that the main site,…
jayunit100
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Server with 3 public IP and iptables

I have a linux box with two NIC cards: eth0 and eth1. In one card i have 3 public IP: eth0 = 10.10.10.1 eth0:1= 10.10.10.2 eth0:2= 10.10.10.3 In the other card I have one local IP eth1 = 192.9.200.1 I want to redirect all the wan traffic for…
Juan
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Setup a local bridged connection using VirtualBox

I'm trying to forward/masquarade some trafic from my guest CentOS6 (virtualbox with bridged connection). Host is OSX Lion. Here is my network layout: en1 - host iface address: 78.251.xx.yy alias: 10.0.2.1 eth0 - guest iface address:…
Alexandru Plugaru
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