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0answers
33 views

2NIC's with 2 Gateways [closed]

I have this setup: 6 machines with 2 NICs each each machine has one NIC connected to 192.168.1.0/24 through a hub. One of the machines is the gateway (192.168.1.13) which has NAT and masquerading ...
1
vote
1answer
20 views

Using two openvpn clients to expose services of a server

I am currently attempting to use two openvpn clients to expose services of a server, as is already said in the title. I may be playing with powers far beyond my current comprehension, but please bear ...
0
votes
1answer
22 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
votes
2answers
44 views

setting up default-gateway on a router

So I've got this weird assignment, where each branch office has to be able to access the main office (and Internet) through a serial connection. Since switches don't have a serial connections ...
0
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0answers
51 views

Bad Gateway - NGINX Load Balancer Cloudflare

I have configured an NGINX 'load-balancer' to sit in front of my site. Right now my backend consists of only one server, but I plan to add more to actually utilize the 'load-balancing' of NGINX. If I ...
-1
votes
1answer
43 views

Multiple Gateways on LAN

This is more a theoretical question. Let's assume we have a Firewall/DG (with a connected WAN) on LAN IP 192.168.1.1. All external DNS records for incoming services like OWA, FTP etc. point to this ...
0
votes
1answer
22 views

Master and slave devices talking to each other through another device with two interfaces. All in the same network

I have three devices, one is a master which will talk with the slave and Device3 but it is only physically connected to the Device3. The slave will speak only with the master(also through the ...
0
votes
1answer
39 views

Cannot configure RD Gateway to RDP through web access

I have a windows server 2012 base ec2-instance. This is joined to a domain. Have installed RDS service, and configured to make it a RD Gateway server. I can nicely access through web also. But I ...
0
votes
1answer
48 views

Can't reach static IP address from outside the network

I've got a server with two network cards. The first one is configured with an internal IP and everything works just fine. The second one is configured with an external IP and is causing me some ...
0
votes
0answers
7 views

Cannot configure RD Gateway

I have a windows server 2012 base ec2-instance. This is joined to a domain. Have installed RDS service, but I need to make it a RD Gateway server. I was trying to configure session based desktop ...
0
votes
0answers
42 views

Route part of a subnet to a different gateway

Data network is 10.220.0.0/20 DG is 10.220.1.19 I am trying to have all traffic in 10.220.8.0 - 10.220.15.255 (10.220.8.0/21) routed to this gateway: 10.220.1.251 I can't seem to accomplish this at ...
0
votes
0answers
56 views

ClearOS route configuration not working. How to setup route-eth0 properly?

I am running a ProxMox Server with ClearOS as a VM. I have the following requirements: extIP 1.1.1.1 gateway 2.2.2.2 I can not get clearos to automatically add the required routes. Here is what my ...
0
votes
1answer
61 views

How to connect Network and GRE Tunnel Traffic and control and flow of TCP/UDP Packets?

I need some serious help with a complex routing setup I am doing. Lets I have a /24 IPv4 .I am announcing the same /24 at two different locations. One is a ISP exchange center where all the ISPs peer ...
0
votes
2answers
102 views

Supersede default route

I have two network interfaces eth1 and wlan0. I would prefer all outbound traffic to go through eth1 before wlan0, but if eth1 is not up, and then wlan0 should handle the traffic. Both interfaces get ...
1
vote
1answer
188 views

FreeBSD 10.1 routing issues

I have FreeBSD based router in my campus. Trivial configuration for these types of routers: two interfaces, one of them looking to the outer internet, second - to the local net. In my local net ...
2
votes
2answers
76 views

Why Ping starts showing results only after a minute

I am running a Solaris 11 system over a local private network 192.168.100.0/24 and I run ping -s to get continuous ping. From the Gateway to my server I get root@mygateway:~# ping -s 192.168.100.42 ...
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votes
1answer
37 views

company computers with proxy but no gateway?

Can I safely assume that client computers in my customers environment do have a configured gateway (whether static or DHCP)? It looks obvious but I wonder if this scenario is realistic: In corporate ...
-1
votes
1answer
50 views

Is there a Universal/Generic Default Gateway Address in IPv4? [closed]

Is there a universal and/or generic default gateway address in IPv4? I'm looking for something similar to the way you can always reference a NICs IP address from itself with 127.0.0.1 regardless of ...
0
votes
1answer
35 views

Is there any solution to change the source IP from outgoing WAN A to receiving WAN B?

I am configuring a office router for crossing the GFW in China. I want to use WAN A(actually a low bandwidth VPN tunnel) only to send package to target servers (YouTube for example). And change the ...
0
votes
0answers
105 views

OpenVPN server, how to block clients without redirect-gateway

is there a way not to connects a clients without redirect-gateway option? For example if the client ignore this directive with https://community.openvpn.net/openvpn/wiki/IgnoreRedirectGateway.
0
votes
1answer
86 views

pptp gateway with ssh access

I am desperately trying to setup a gateway-server that forwards all local traffic to a ppp0 connection but is still reachable via ssh on the local network. The point-to-point connection establishes ...
0
votes
1answer
80 views

Postfix configure a gateway to outbound emails

I have a server configured with Postfix in my business office. I have another server at a hosting provider that I want to send all my outbound mail through. How can I do this. The only way I know its ...
1
vote
2answers
297 views

504 gateway timeout when accessing by hostname, but not by IP

I'm using Amazon EC2 with Elastic Load Balancing. On my web-based application, end-users connect to app.myapp.com get a 504 gateway timeout error when performing certain operations like converting a ...
1
vote
1answer
40 views

User Account Not Listed in Gateway / or expecting IP address?

I’m trying to connect to my first VM that I've created on Azure. These are the steps I went through: When trying to connect I get this screen: It correctly lists the remote computer address ...
-1
votes
2answers
192 views

Restricting internet access of some client systems of LAN to a few websites using gateway

How to limit internet access of most systems in my LAN to a few websites and block all the other websites? Also want to bypass that restrictions for some systems. All systems have static IP address ...
3
votes
1answer
92 views

Routing on Bonded VLANs

I've got a linux d/b server (OEL 6.4 but effectively Redhat 6 I believe) with bonded nics connecting to juniper switches. I've split the bond up into multiple vlans (bond0.11, ... bond0.18) with IP ...
4
votes
2answers
71 views

Prevent Windows Server 2012 from using DHCP-provided default gateway?

How can I prevent Windows Server 2012's local network connection from using the default gateway provided by a DHCP server? I do not control the DHCP server so the solution must be implemented on the ...
0
votes
0answers
46 views

Two transparent gateway using squid return 403

I have two linux gateway using squid as transparent proxy. When I using them individually, everything is fine. But when I using them in the same network, every request from browser will return 403. ...
1
vote
0answers
52 views

Cisco IOS 15.1 Multiple Inside Addresses Corresponding to Outside IPs (Client Switchable Inet IPs)

I have a Cisco 867VAE running IOS 15.1 which I am trying to configure. My network style is simple: I have one subnet, 10.0.0.255. I have mostly user operated computers DHCP'd and Wi-Fi for the mobile ...
0
votes
1answer
909 views

pfSense OpenVPN Routing to Sever LAN

I'm trying to get my OpenVPN server to route traffic from clients to the server's LAN. My setup is as follows: pfSense box at 10.1.1.1 Other servers on the LAN at 10.1.10.0/24 (with DNS server at ...
3
votes
1answer
89 views

DNS settings on managed switches in LAN

We have a Windows 2008 server that is connected to a managed switch with about 15 Cat5e connections and three fiber branches that go to different parts of campus. At each of these parts there is ...
0
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0answers
35 views

Amazon AWS Subnets and their gateways

I am a Python developer, and I've been handed (gladly I might add) some DevOps duties. While I'm quite familiar with AWS' console, as well as fabric, and some chef, I'm stuck trying to add routes ...
0
votes
0answers
150 views

openvpn route traffic over vpn but through specific client gateway

I have setup openvpn with a server A and two clients with their specific client-specific file overrides. It works normally, even when I configure it to route all traffic through the VPN. Now in ...
0
votes
0answers
321 views

Redirect to another gateway in same subnet / route to another router in same subnet

There's this network: The computer 192.168.10.4 wants to access a VPS server which has an OpenVPN server running on it, configured to use the subnet 192.168.20.0/24. The computer's subnet also ...
1
vote
1answer
262 views

OpenVPN: forward client's LAN to the VPN

My current setup involves an openVPN server with a single network interface and a client on another network that acts as router for a specific LAN. My goal is to enable forwarding of LAN traffic ...
0
votes
0answers
76 views

Linux: routing within 2 internal networks

We have a network that contains one gateway server with 3 network interfaces: eth0: (global IP) eth1: (internal IP 192.168.0.0/24) ib0: (internal IP 10.2.2.0/24) The other servers in the network ...
1
vote
2answers
160 views

Gateway pushed by OpenVPN is automatically replaced

I'm using OpenVPN as gateway and it works perfectly - connection is successful, routes are set and forwarding is working. But some clients have problem with gateway (two different windows PC on same ...
0
votes
0answers
68 views

NodeJS APP + CouchDB - 504 gateway

I have a NodeJS application deployed to openshift, with 3 full gears working. The app is connected to an external couchdb in iriscouch and gets data from there. So when I start the app the first time ...
0
votes
1answer
957 views

Routing from VLAN to Internet via L3 Switch

Please excuse the brain-dump - trying to solve a problem that's had be running around in circles for an entire day! TL;DR - Clients on two networks separated by a L3 switch can see and ping ...
0
votes
1answer
343 views

OpenVPN-Connection as default gateway for another host in the same subnet

I would like to achieve to use my openvpn-connection as default gateway for another host in the same subnet. I have 2 Hosts in the same subnet, both of them with Ubuntu Server 14.04. Host A runs ...
0
votes
0answers
104 views

2 default gateway entries in routing table after connecting Openvpn

It is a ubuntu 14 server running, with 1 physical NIC eth0 connecting to the Internet. There is then a Openvpn client run on it as tun0. All the traffic go via tun0 with the routing table as below. ...
1
vote
2answers
173 views

Dual NICs, dual ISPs, dual FTP servers - Can't keep both connections running. What am I doing wrong?

I have a Windows Server 2003 machine with dual NICs. Until now we've only had a single ISP provisioned by our landlord in the building and have only been using one NIC. Filezilla is the FTP server. ...
0
votes
0answers
190 views

Linux router with multiple gateways and port forwarding

I want to use a Linux VM to act as several routers at once. I have multiple servers hosting different services and dedicated public IP for each of them. Super simplified setup example: Ubuntu ...
0
votes
0answers
113 views

Setting up a firewall to route between interfaces on a gateway

I've been trying to setup a firewall on my debian gateway with iptables. The gateway is connected to a a network 12.120.0.0/24 on eth0 behind a NAT and the subnetwork behind it is 12.120.4.0/24 eth1. ...
1
vote
1answer
147 views

Set gateway per interface in DNSMasq

I have dhcp set up using DNSMasq, which looks like this: dhcp-range=interface:eth0,10.1.0.50,10.1.0.250,255.255.255.0 dhcp-range=interface:eth1,10.1.20.50,10.1.20.250,255.255.255.0 What I need to ...
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votes
2answers
620 views

TWO routers/modems, ONE network. Wireless Device DHCP [closed]

My company's network contains various LAN workstations and Servers, controlled by a Smoothwall firewall/gateway. Currently the Smoothwall routes outbound traffic automatically to an ADSL model (it ...
0
votes
1answer
213 views

FreeBSD L2TP VPN connection error

I have a L2TP/IPsec VPN server on FreeBSD 10 set as this article. Everything works fine except clients cannot receive packets from outside. Here is the tcpdump result when a connected client tries to ...
2
votes
1answer
1k views

How to configure routing between Azure virtual networks?

I'm designing an Azure environment which will contain multiple virtual networks, and a requirement is for all networks to be connected; a VM in any network should be able to talk to another VM in any ...
2
votes
1answer
182 views

OpenVPN redirect-gateway breaks other tunnels

This is my ifconfig setup: eth1 Link encap:Ethernet HWaddr 54:04:a6:49:99:16 inet addr:192.168.0.12 Bcast:192.168.0.255 Mask:255.255.255.0 inet6 addr: ...
0
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0answers
110 views

Meaning of “scope link” when adding default route via different subnet

I've noticed different behavior when using or not using "0.0.0.0" as the gateway for host routes (and trying to understand that). I'm using CentOS 6.5 and attempt to add a default route via a host ...