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1answer
508 views

Iptables configure gateway virtual machine with 2 interfaces

I have a virtual machine that works like a gateway from other virtual machines. The configuration of the interfaces is the following UBUNTU: eth0: ip: 10.0.2.2 netmask 255.255.255.255 ...
0
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1answer
1k views

OTRS installation errors on openSUSE

I have a fresh, text-only installation of openSuSe 13.1 (physical server, old Samsung netbook), and I'm trying to get OTRS up and running. I've installed OTRS using the below commands. I don't think ...
0
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0answers
90 views

How do I set up autoreply for some accounts on an anti-spam gateway?

We have an anti-spam gateway set up which forwards mail to our exchange 2003 server. This works fine, but now I need to add out of office replies. I'm trying to do so with gnarwl, but so far don't ...
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2answers
3k views

OpenVPN client as gateway for other clients

I have OpenVPN network with one server and two clients. When I setup my default route on C1 to go through S (which does have ip forwarding and NATing enabled), everything works as expected. The ...
0
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2answers
972 views

Accept incoming connection from a second gateway

I searched a lot about the question, but can't find solution for my situation. We've got a Windows 2003 server that runs Advantage Database Server (ADS) through which our site connects to our ...
5
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3answers
737 views

OpenBSD default gateway outside subnet

My ISP offers IPv6 by default. However, my ISPs IPv6 setup appears to be a bit strange because the default IPv6 gateway is located outside of my servers subnet. Under linux it is possible to setup a ...
1
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2answers
709 views

Router/Gateway with host-header capability

Can anyone direct me what to look for to get a Router / Gateway / Firewall for my home-office enviroment to be able to run multiple e.g. Webserver on port 80, with one public ip. I know it can be done ...
0
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1answer
79 views

Gateway on OpenVPN

I have a problem... I worked a lot of days on configure a VPN on my dedicated serv... I started 1 month ago. Now it works, I am able to connect to it. I have no error. But I want to have a static IP ...
0
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1answer
309 views

arpspoof: fetch packets of different gateway

I have to test a network which have 5 different gateways. I am connected to one of the gateway and I am able to ping the other gateway in the network. It is possible to generate fake arp request using ...
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0answers
68 views

Make access to VPN via another host in local network

My network structure: -------------- -------------- | WINDOWS | | LINUX | | VPN ACCESS | | NO VPN | -------------- -------------- | ...
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0answers
70 views

Two network interfaces access from the third subnet

I faced the following problem. There is server (Ubuntu 12.04) with two NIC that have IPs 192.168.40.147 (eth0) in 192.168.40.128/27 subnet and 192.168.40.165 (eth1) in 192.168.40.160/27 subnet. Now we ...
0
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1answer
739 views

Server with two default gateways won't listen on the second gateway

I am testing a redundant internet connection setup that works like this - I have a network segment, 192.168.80.X It has two gateways - 192.168.80.1 - a FW connected to a frame relay line 192.168.80....
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2answers
643 views

OpenBSD: Gateway outside subnet (works in Linux)

We need to set up an OpenBSD host to use a default gateway that's outside of it's subnet. This is all I need to do on Linux (not the actual IPs) to achieve it: ifconfig eth0 33.33.33.33/31 up route ...
0
votes
1answer
84 views

Gateway Selection By Destination Ports

I have found a similar question to mine, but it did not provide the answer I was looking for. I work for a school with two distinct Internet connections, connected to two separate NAT routers. On my ...
2
votes
3answers
436 views

Multiple DNS with multiple WAN

I'm having a Linux gateway with two WANs each one is connected to different provider, each provider has his own DNS server, And local users are connected to the internet via this server [it's also ...
0
votes
1answer
4k views

Hyper-V: Guest external internet access

Following setup: Host machine has 1 physical NIC Host OS = Win Server 2008 R2 (hosted in data center) Guest OS = Win Home Server 2011 Network setup basically as described here or here. Goal: ...
1
vote
1answer
389 views

Two network cards - two routing tables?

I have sporadic routing problems in my setup which I suspect to be an issue with the routing and two network interfaces. I'm running two maschines with XenServer They both have a public NIC with an ...
0
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2answers
8k views

Two routes for localnet, how to delete the one without GW?

I have a system were I get sporadic routing issues. When looking into the routing table I get the following: localnet static.xx.xx.x 255.255.255.192 UG 0 0 0 eth0 localnet ...
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3answers
1k views

want to Make software router having two nic cards using centos 6.4

I'm new on CentOS. I have a CentOS 6.4 system having 2 NIC cards. I want to setup a gateway so I can get internet from public ip over 1st nic card (eth1) and forward the network over 2nd nic card (...
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2answers
360 views

How to identify and differentiate networks so I can set location?

I am a developer and know just whatever sysadmin/networking/etc stuff I've picked up over a lifetime of computing and developing (not an inconsiderable amount, but I am very far from an expert on any ...
1
vote
1answer
312 views

Configuring Debian as a gateway for two networks

Having a debian server with multiple NICs (eth0 and eth1) acting as a gateway. How would I be able to configure these NICs, so they can route the traffic from one to another. Network layout: DSL-...
0
votes
1answer
6k views

Proxmox - single public ip with multiple vms, openvz containers work, kvm's don't have a route

Currently I only have a /30 block (1 usable IP) (I just ordered a /28 for 13 usable publics, waiting) I just installed proxmox, set up a few virtual containers. Port forwarded the necessary services/...
0
votes
1answer
635 views

SSH-Connection through gateway nc not working

I have the following problem: I want to connect from a Windows 7 client to a remote Debian 7 Server via an SSH Gateway running on a SLES 11.3 Server. To test the connection I use plink with the ...
0
votes
0answers
84 views

Windows 2003 Multiple Internet Connections

I have a Windows 2003R2 webserver and I am trying to set up multiple internet connections, but I am having issues. The server has 3 nic cards and we have 3 internet connections (ISP1, ISP2, Lan/ISP3) ...
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votes
2answers
191 views

Webserver Multiple Gateways

I have Ubuntu Server 12.04 I have 3 gateways on my lan 10.0.0.1 10.0.0.2 10.0.0.3 Ubuntu has 3 NICs eth0 10.0.0.60 gw 10.0.0.1 eth1 10.0.0.61 gw 10.0.0.2 eth2 10.0.0.62 gw 10.0.0.3 If a request ...
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1answer
1k views

Use of 0.0.0.0 as Default Gateway? [closed]

Destination Gateway Genmask Flags Metric Ref Use Iface 0.0.0.0 192.168.1.1 0.0.0.0 UG 0 0 0 wlan0 169.254.0.0 0.0.0.0 255.255.0.0 ...
0
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2answers
238 views

how to configure default gateway

On a RHEL6 server I added a 2nd nic and have configured it to use a static ip on a different subnet. $ route -n Kernel IP routing table Destination Gateway Genmask Flags Metric ...
0
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0answers
265 views

One of our customers is experiencing a 504 error, where is that to occur?

One of our customers is having some problems accessing our web site. They've got 2 machines, and each of them is experiencing different symptoms, but I suspect that even though they're experiencing ...
4
votes
0answers
1k views

IPv6 default gateway route disappear after reboot

I'm using Debian Wheezy on a dedicated server which uses IPv4 and IPv6 at the same time. ifconfig eth0 eth0 Link encap:Ethernet HWaddr 11:11:11:11:11:11 inet adr:90.0.0.1 Bcast:90....
0
votes
1answer
264 views

Packets not going through Linux Gateway

Host: centos6 with ip 10.10.11.36 and gateway 10.10.11.33 Guest two vms with ip 10.10.11.60 and 10.10.11.57 and gateway of that of host ie 10.10.11.36 On host packet forwarding is enabled. from ...
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2answers
1k views

Why VM cannot get the public IP I have from provider?

I have a KVM-Host (on Debian) with root@kvm-host:/# cat /etc/network/interfaces auto eth0 iface eth0 inet manual auto vmbr0 iface vmbr0 inet static address 176.x.y.133 netmask 255.255.255.224 ...
1
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1answer
950 views

Ping reply not getting to LAN machines but getting in Linux router Gateway,Internet not working on client

I have configured Centos 6.2 as Gateway machine.its having two interfaces eth0 with ip address that provided by isp 116.x.x.x(Static) and eth1 with ip address 192.168.0.1(no,dns,no dhcp configured ...
0
votes
1answer
213 views

Load Testing a Security/Gateway Appliance

In a couple weeks I will load testing a security/gateway appliance. We're a small residential college, and that "residential" means the traffic moving through the appliance is a bit like the Wild West....
0
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1answer
173 views

Adding an interface-specific gateway

Desired result: Assign an interface-specific gateway in the circumstance that are also receiving general DHCP-supplied gateway settings. Current situation: Interface-specific gateway setting is not ...
0
votes
1answer
4k views

Multiple IP - different gateways - one interface - Debian Squeezy

i was reading many answers here and everywhere, but I cannot find the right one. I tried several solutions, but nothing works. I have a server with ONE Interface eth0. I have multiple IP's, but I ...
1
vote
2answers
941 views

gateway lost after upgrade to wheezy

After upgrade from squeezy to wheezy my network configuration lost gateway. (i have lxc containers, and all of wheezy losts, one, which i want to stay squeezy - still have, so i'm sure, that the ...
-1
votes
1answer
439 views

Perform HTTP request through non-default gateway (CURL? WGET?) [closed]

I have two ISPs /two routers on my LAN with Windows boxes. Switching default gateway (per PC) works fine, so I can choose my outgoing traffic from particular PC to be initiated from whichever ISP I ...
2
votes
1answer
1k views

lxc container not getting default route

I'm running Ubuntu Precise. I understand that my current version of lxc doesn't support gateway/default route assignment (lxc 0.7.5-3ubuntu67). I've been trying like heck to get a few lines to execute ...
1
vote
2answers
8k views

How to configure a 2nd router to act as VPN gateway

i need to configure a new router with DD-WRT, in my network, configured as gateway VPN. My main gateway router is configured with ip Address 192.168.1.254, Subnet 255.255.255.0. It act also as DHCP ...
0
votes
1answer
2k views

iptables with DNAT and multiple gateways: How to route replies to correct gateway?

I have a problem setting up iptables rules and routes on a Linux client for a scenario with DNAT and multiple gateways: We have two gateways to the Internet. The first has a fixed IP, the second ...
1
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4answers
717 views

What does gateway mean in linux route table?

Does it mean the next hop of the route? Can the gateway be the next next hop, if there is an internal router in the private network?
1
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0answers
512 views

Using iptables to route all internal data to tun0 from eth0

Looking for a few answers ;) I'm running Zentyal on a gateway. The gateway is also an OpenVPN client, to a server I run out of another country. Interfaces are thus : External : eth1 (dhcp from the ...
0
votes
2answers
398 views

OpenVPN Allow Servers to talk to VPN Clients

I have setup a VPC in Amazon with 2 subnets. The public subnet has a ip range of 10.0.0.XXX and a private subnet with a ip range of 10.0.1.XXX my OpenVPN sits on 10.0.0.100 and hands out ip from the 5....
0
votes
1answer
1k views

How to set Fortigate 60 as gateway

I need to use Fortigate 60 as gateway. I just switched to NAT mode. Gateway IP from ISP: XXX.255.136.41 - 255.255.255/48 Real IP from ISP - WAN2 IP: XXX.255.136.45 Internal IP : 192.168.35.1 I can ...
5
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4answers
4k views

Mysterious “fragmentation required” rejections from gateway VM

I've been troubleshooting a severe WAN speed issue. I fixed it, but for the benefit of others: Via WireShark, logging, and simplifying the config I narrowed it down to some strange behaviour from a ...
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3answers
3k views

OpenVPN - Client traffic is not entirely routed through VPN

I installed OpenVPN on my dedicated server. Using Viscosity or Tunnelblick on the client, I successfully connected to this server. However, after some tests, I realized that not all the traffic ...
0
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2answers
5k views

gateway iptables dns redirect

I'm having a problem with redirecting pc's dns requests to a local dns server. I want to block access to other dns services except my own. I've found different methods of doing this, none work here. ...
1
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2answers
765 views

Default gateway and bridged interface

I have slackware based server with openvpn bridging, this is my settings of interfaces: root@senior:/# ifconfig br0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 192.168.1....
1
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1answer
7k views

pfsense: all interfaces up, but all non default gateways down

I am seeing some strange behavior in pfSense 2.0.3 in which all of my WAN interfaces are up according to the Interfaces screen, yet all but the default gateway are shown as "Offline" in gateway groups....
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1answer
14k views

Specifying Gateway for VPN Connection

I'm not very familiar with networking really, so go easy on me! I need help enabling Split Tunnelling for client connections to my newly created VPN server. I've un-ticked the Use Default Gateway on ...