the process by which data packets on communication networks are forwarded into the direction of their ultimate destination by routers.

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2
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2answers
56 views

Is it possible to set up a web server on the same domain used by Active Directory? [duplicate]

I'm a web developer at a large-ish organization and our web site is hosted by our IT department. Our website will not load without the "www" subdomain in front of it and IT says that it's because ...
1
vote
1answer
26 views

Forwarding ports from one bridged interface to a guest container on host OS

I have a simple configuration. Mind map how everything look like So I have a structure: Proxmox Host OS (vmbr0, vmbr1) Container 1 (eth0) Container 2 (eth0) The Proxmox networks: vmbr0 ...
0
votes
0answers
26 views

SSH to OpenVPN Connected System AND Tunnel through VPN

I want to SSH to a Docker system running Debian (latest), with OpenSSH, and OpenVPN installed. I also want to create a Dynamic forward (SOCKS proxy), and I want it route through the VPN connection as ...
0
votes
1answer
41 views

Why is TTL increasing? (and generally behaving erratically)

Summary: TTL is not decremented when pinging hosts on a "network path" My laptop (10.10.13.10) is connected via OpenVPN to a server (10.10.13.1) which hosts several network interfaces. One of them is ...
1
vote
0answers
28 views

Routing a flannel overlay network through AWS VP peering

I have 2 VPC on AWS VPC-A 172.31.0.016 and VPC-B 172.17.0.0/24 I've created a VPC peering and I can reach all the services running on VPC-B from VPC-A and vice versa. Now I created a flannel virtual ...
1
vote
1answer
33 views

How do I set Ubuntu server to two static IP addresses and proper routing with two interfaces

I'm trying to set up the routing table on Ubuntu 12.04. The network environment is as follows: server -----eth0 192.168.0.1 (DMZ)---LAN----10.13.x.x Because the communication between 192.168.0.1 ...
6
votes
5answers
170 views

Adding second firewall to ISP connection with multiple subnets?

My routing knowledge is a little rusty. I have a fibre internet connection hooked up like this: The managed switch breaks out VLANS for transparent lan service that is also through the ISP's box. ...
0
votes
1answer
32 views

Make Linux reply to certain ARP requsts

I’m trying to pull a certain routing stunt where I want my Linux server to respond to arp requests for 10.0.0.1 on eth0, although 10.0.0.1 is not the configured IP for eth0 (in which case the ...
-2
votes
1answer
39 views

How to figure out what is the gateway and interface in routing table [closed]

So I've got this simple yet very confusing at least for me problem, to determine what is the interface and ip next gateway from a router to network. Lets say we got setup like this - . And if I ...
-1
votes
1answer
50 views

How to route LAN traffic for OpenVPN?

Network Environment Setup Image Speedtest.net without OpenVPN - 300Mbps Speedtest.net with OpenVPN - 10Mbps Accessing \\192.168.0.223 through Windows Explorer with OpenVPN - 80-100MB/s Is accessing ...
0
votes
1answer
53 views

Route internet traffic over other IP in same subnet

I am looking to create a pseudo-fallback WAN connection in my router which does not natively support this. I have a network of 192.168.93.0/24, my 'main' router and default gateway is on ...
1
vote
2answers
79 views

connect to 3rd party VPN server but don't use it as the default route?

I would like to connect to a 3rd party VPN server in Linux (e.g. Debian Jessie) but by default still use my eth0 lan interface as the default route, and am curious how to achieve this. I will be using ...
0
votes
1answer
64 views

Network configuration fault

I'm moving my router from Rpi with Rasbian to another pc device with ubuntu server 14. I have: - local network 10.0.0.0/16, with my router gateway 10.0.0.1 - lte usb device 192.168.8.1 in network ...
0
votes
1answer
61 views

Squid - Forward Port 80 to SquidServer:3128

I have a -squid ProxyServer (Hostname: SquidProxy - 10.160.54.1 SM /16) -and a Client (Client1 10.160.55.1 SM /16) At the Client i have configured the proxy in /etc/sysconfig/proxy with the ...
1
vote
1answer
23 views

How to perform NAT with inside interface as bridge

(dublicate question from AskUbuntu) I have a following network diagram: network diagram 192.168.0.0/24 network with 4 web servers (.1,.2,.3,.4). There are 2 Ubuntu 14.04 (VM1 and VM2) in it. They ...
3
votes
0answers
81 views

Ubuntu 12.04 - Issue with routing between ethernet and bond/bridge

I have a device which has 3 Ethernet devices and one WiFi-device on board. I'm using eth0 for an internal network (192.168.1.0/24) and eth1, eth2 and wlan0 to connect to an external network ...
1
vote
1answer
78 views

Nginx TCP stream routing based on source IP

I have configured nginx as a reverse proxy for a TCP (non-http) stream. I'd like to apply different routing for a particular source IP address - can this be done, and how? I'm aware of recomendations ...
0
votes
0answers
13 views

Two(one OpenVPN) Networks Routed to Two Seperate Interfaces

I currently have a working network configuration. It is setup so that my Debian router connects to my modem, grabs an IP from DHCP using the physical eth0 interface connected to the WAN port on my ...
0
votes
0answers
20 views

Force routing to a gateway when pinging self IP

I will try to explain my problem the best I can, and maybe there is a better solution. I got a topology that includes a host and a gateway. Also I got an application with both client side and server ...
0
votes
1answer
26 views

Connecting two Cisco Routers on the same subnet via ethernet

We have two routers. One is a Cisco UC540, the other is a Cisco 891F. The UC540 manages our VOIP but has been reaching maximum CPU usage. We are trying to separate our data and our voice networks ...
1
vote
0answers
68 views

Cluster red hat add a default route , no RIP protocol is enabled

We have a couple of Red Hat Enterprise linux server with clustering uname -a: Linux deda-ora1 2.6.18-194.el5 #1 SMP Mon Mar 29 22:10:29 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux rpm -qf ...
0
votes
0answers
27 views

Port forwarding with different gateway

Here is my current setup: Public IP -> Iptables firewall_A with DNAT from Public IP to -> mail server Iptables rule: iptables -t nat -A PREROUTING -d PUB.LIC.IP.ADD -p tcp --dport 25 -j DNAT ...
0
votes
0answers
14 views

Problems with Mobile IP VPN and aitwach / app

i have this setup: Some Android devices configured with IP Range: 192.178.10.X - connected over 3G with Mobile IP VPN (mobile IPSEC Tunel / VPN). Endpoint is a static ip. My router configuration ...
0
votes
1answer
82 views

Changing openvpn dhcp pool

I have a config at the moment which is working almost fine until some clients connect, the server starts to kick the clients off from the server or something like that. As I have checked every clients ...
2
votes
2answers
86 views

Route traffic from ASA to different firewall default gateway

I should probably start by explaining the topography, we have two different internet connection with separate firewalls.One is an asa and one is a meraki, the default gateway for all the servers ...
0
votes
1answer
64 views

Proxmox VE (routing and port-fowarding issue)

I have installed PVE, I received three public Ip address two of them are in the same range, the third one is in different range. I wanted to give PVE host one pub IP to be reachable externally, and ...
0
votes
1answer
50 views

Better routing path to reduce network latency to China

When I am at home (comcast internet infrastructure), the packets go to either the att backbone router or the greatoaks.ca router and then cross the ocean to China CNC backbone router (219.158/16). ...
0
votes
1answer
50 views

New iptables rules not showing up

I'm trying to use iptables to forward incoming traffic on port 80 to a web server running on another IP address and port. Not that it appears to make a difference, the web server is running in a ...
0
votes
0answers
64 views

systemd-networkd multiple ip and gateway using single interface

How to achieve multiple ip and gateway with systemd-networkd? When using ifconfig, route, andip`, it's something like this: ifconfig eth0 222.124.201.x up netmask 255.255.255.248 up ifconfig eth0:0 ...
-2
votes
2answers
56 views

Connecting two ESXi servers via LAN

i have an issue with configuring two ESXi servers to communicate with each other. My configuration looks like this: 2 ESXi servers with 4-4 Ethernet ports. ETH01 on each server is used for internet ...
0
votes
1answer
90 views

Multiple internet connections with internal subnet

We have 4 x business broadband connections and 1 static IP address. We have several servers which need to access one another and the internet and some need to be accessible remotely from the ...
1
vote
0answers
42 views

Route traffic between OpenVPN networks

The goal is to have main OpenVPN server and multiple OpenVPN subnets that are reachable for main server clients. All subnets' servers are clients of the main server too. Here are configs: main ...
1
vote
2answers
52 views

PFSENSE: routing packets based on source IP address

I am trying to route packets (actually, trying to change DEFAULT GATEWAY) depending on source IP address with PFSENSE. ONE-SPECIFIC-IP ---> SPECIAL GATEWAY ANY-IP ---> DEFAULT GATEWAY ...
2
votes
0answers
51 views

Cisco 2851, nodes on local network can access Internet but router can't [closed]

I am using a 2851, on GE0/1 I have a BT OpenReach VDSL modem and GE0/0 goes to a switch and the rest of my network. The desired configuration is pretty straight forward and mostly works, I want the ...
1
vote
0answers
58 views

Proper NAT/routing configuration for device-wide iON VPN (using NETunnelProviderManager)

I am trying to set up a VPN server environment to work with the test program provided by Apple called SimpleTunneler, which uses NETUnnelProviderManager introduced in iOS 9.0. For the server portion I ...
0
votes
1answer
60 views

Choosing gateway based on Source IP in Windows

So here is the scenario I have one NIC configured with two ips and two gateways for two diff networks. Consider the gateway/subnet are 192.168.0.1/24 and 192.168.1.1/24. If connection is initiated ...
0
votes
0answers
170 views

IPv6: Destination unreachable: Address unreachable

My server can't ping/reach any other outside. ping6 works for my local fe80::468... address as well as the 2a01:4f8..., but not for fe80::1! Errors/Troubles/Issues: ip neigh show fe80::1 dev eth0 ...
0
votes
0answers
52 views

Nginx folder redirection without changing the url

I want to redirect an old path to a new one without changing the url and keeping the suffix of the url for the redirection: dev-osm.blah.com/NYC/v2/site/links?key=a12345 redirect to ...
3
votes
1answer
45 views

Forward traffic to VPN network

I have a cloud server running on Ubuntu 14.04 which is connected with an IPsec tunnel. The server has a real interface with a public IP x.x.x.x and a virtual interface 172.16.100.1 All the traffic to ...
0
votes
0answers
20 views

I want a connection to a (PLC) webserver reachable @ 10.0.0.10 via 2nd NIC (10.0.0.1), but on 1st NIC another 10.0.0.10 host is also reachable

I have a PC with 1st NIC for company intranet and internet (gateway defined, etc.) and a second NIC 10.0.0.1 where I want to reach my PLC webserver directly connected at NIC 2 and having IP 10.0.0.10 ...
0
votes
1answer
50 views

LAN access but no internet connection unless different subnet [closed]

Dear SF@StackExchange, I'm using an access point that provides LAN as well as WLAN capabilities using 4G to connect its hosts to the internet. DHCP is deactivated by design. Regardless of the OS ...
1
vote
0answers
34 views

How to ping machines behind an openvpn client router

I've a network located in 3 phisical places. In the first place I've a PC called PC1 configured as OpenVpn Client with a 10.8.0.3 ip address. In the second place I've a Router configured as OpenVpn ...
1
vote
1answer
74 views

Linux GRE keep alive

What are possibilities in Linux kernel (?) to work with Cisco endpoint encorporating GRE keep-alives? We have GRE IPsec tunnel set up with another company. We would like to have backup tunnel which ...
5
votes
1answer
61 views

Overcome asymmetric routing while migrating between sets of ISPs

We are migrating from one set of addresses to another set, both /24, and trying to minimize any down time during the migration. Ideally we'd run both for a period of time as we shut down the old ...
0
votes
0answers
40 views

Strange default route. 0.0.0.0/0 to 0.0.0.0 appearing

Debian 8 on a beagleboneblack, fresh install. I bring up the network devices via the usual /etc/network/interfaces and the network initially comes up correctly. A few moments or minutes later ...
0
votes
0answers
25 views

IPTables SNAT and DNAT - How to choose correct IP Address?

I have a physical host on which I run some virtual machines. IPTables is fully open and unconfigured but I add the following rule so the VMs can access the internet: iptables -t nat -A POSTROUTING -s ...
0
votes
0answers
99 views

what is the “ip route” equivalent of “route add -host” in linux?

Specifically, route add -host allows me to specify the host via hostname to add a route to a host, e.g., route add -host www.google.com gw 192.168.1.1 However, I cannot find a way to do this using ...
1
vote
0answers
30 views

Router OpenVPN client connected, but remote VPN machines not visible

My goal is to connect my Asus RT-68 router to remote VPN network, so LAN computers can access remote ones. Remote OpenVPN server is run on Zentyal Linux distro. My LAN address range is 100.100.0.0/24 ...
1
vote
1answer
28 views

Routing via sub-interfaces not working?

I'm trying to isolate outbound network traffic to a specific target for metering purposes, so I thought I'd route it via a dedicated IP address. In order to achieve this I have setup a subinterface ...
0
votes
1answer
51 views

accessing another subnet behind proxy

I have squid proxy with dansguardian with ip x.x.1.125 and all computer have this ip as their gateway. Now I need them to access an application on x.x.othernetwork.41 ip. But when I turn on ip ...