Questions about using a router/networking, e.g. port forwarding, VPNs

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2
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1answer
15 views

Dual Ethernet port PC routing issue

I have two ports on my PC. I have configured them on two different subnets. Eth#1 connects to the internet thru a Comcast router. Eth#2 is normally disabled unless I want to use my VPN router to ...
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0answers
10 views

what does yast routing for a static ip look like?

What does it actually look like in yast to configure a route for a static ip address? Configuring Routing To make your machine communicate with other machines and other networks, routing ...
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0answers
10 views

OS X - Static routes / non-standard default gateway for endpoints on *local subnet*

My question is: How can I reliably set up a static route in OS X, for 2 endpoints to pass via a gateway, where all machines are on the same subnet? I provide the context below: For testing ...
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0answers
15 views

use VPN for external connections and not use for LAN

I have three 'devices' en0 (wi-fi) en4 (thunderbolt) ppp0 (pptp) in VPN settings, send all traffic over VPN enabled. Service order in main network settings window is: Thund., Wi-Fi, VPN (PPTP) ...
0
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1answer
22 views

How to reroute external IP address to localhost?

I have a software that I no longer have access to it's source code that is connecting to a server on a certain IP. I want to be able to mimic the same server's functionality and route the IP address ...
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0answers
11 views

Routing in Vmware lab

I need help from someone about routing. I created VMware lab and this is what I did till now: Host machine eth0 192.168.1.203 vmnet1 10.10.10.1 vmnet8 172.16.218.1 VMs: Debian Server eth0 ...
1
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1answer
33 views

Routing a particular subnet into a VPN tunnel

My network looks like this: I'm trying configure my router so that the subnet (192.168.2.0/24) is routed over the VPN tunnel (tun0) on the gateway/router. While at the same time clients on the ...
0
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1answer
30 views

Public DNS entry with local IP

We have a set of internal services used by our business applications. Some of them are defined by IP. We are thinking about replacing them all with service subdomains instead pointing to the private ...
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0answers
26 views

Windows override gateway metric when using DHCP

I want outbound external connections to be split (roughly evenly) between two network adapters. (load balancing -- I don't have access to the network equipment to set up bonded links) One is wired, ...
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0answers
22 views

forwarding port 80 to another subdomain

I need to forward (NOT REDIRECT) port 80 on my linux debian wheezy server to subdomain on other machine (hosted by hosting company). IPtables will be the best.
2
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1answer
35 views

How can I protect my subnet?

I recently moved to a new place, and the landlord provides our network via an ethernet connection that I connect my own router to. I can't see or ping anything back up the network, but I want to make ...
0
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0answers
22 views

ACL inter-vlan routing

I need to configure access control list on layer 3 switches for a some school's: Now the PC's from one classroom can access the PC's from the other classroom. How can I configure that they only can ...
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0answers
93 views

Remote SSH access doesn't work when OpenVPN client is enabled on DD-WRT

I have a DD-WRT router which I would like access remotely via SSH. The DD-WRT is behind an ADSL router which has port forwarding for port 22 enabled, DD-WRT SSH access and service are set to port 22, ...
0
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1answer
109 views

IPV6 at home: my ISP delegates me a static IPV6 /56 subnet, how can I set up an IP scheme & DHCP6 for my network?

My network looks like this: (Cable Modem/Router) <-> (PfSense Router) <-> (Internal Hosts) The IP (changed for security) of my cable modem is: IPv6 Address ...
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0answers
17 views

Add External Internet Route to Existing (VPN based) Network

The situation is as follows. A remote site is connected via VPN router to the "mothership." They now have their own high speed internet connection that they need to use for external internet tasks ...
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0answers
13 views

How to use IP address after getting ip pool from irinn?

How to use IP address after getting ip pool from irinn ? What is exact procedure after IP registration till getting ping from outside network ?
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0answers
53 views

Multiple Gateway, for VPN and Internet

I'm pretty new as a system administrator and I've got a problem to deal with in my company. We recently got a VPN and it is working great, I already tested it and all is good. Now in my main site, ...
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0answers
50 views

Create a seperate vlan on openwrt in client bridge mode?

I am trying to grasp the concept of vlan tagging, and I am having a hard time getting my head around it. I run openwrt on my router (tplink wr841n) and it is set up as a client bridge, with another ...
2
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1answer
37 views

connect two vlans in cisco switch to one server

I have two VLANs on a Cisco switch. The first VLAN includes 24 PCs and the second has another 24 PCs. Now the company has decided to install a server for these computers. How can we connect these ...
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0answers
41 views

Connect two subnets over dd-wrt router

I would like to connect a static IP subnet over a DD-WRT router to another subnet. My setup 192.168.22.2 PCs with static IP connected via LAN to 192.168.22.1 DD-WRT Router connected via wifi to ...
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0answers
18 views

Can't get Windows 7 to route between 2 NICs

I have a situation where I need to route traffic through a Windows 7 box that has two NICs: Computer B Computer A 192.168.10.2 ---> NIC1: 192.168.10.1 Router ...
0
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1answer
10 views

Networking: fallback failed requests to another network interface

I'm on a linux workstation behind a microsoft proxy server so I've installed cntlm to handle proxy authentication. Now I want to add some more complexity; I want failed requests to use another ...
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0answers
52 views

Multi-Gateway Routing - Fedora Kernel 3.17 & 3.18

I know the discussions on multi-gateway source (policy-based) routing have been hashed many times, but am yet find an answer to my current problem. The server (running Fedora 21, Kernel 3.17 or 3.18) ...
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2answers
49 views

Connect to my work LAN and ADSL a the same time

The scenario is to connect to my company LAN and an ADSL modem at the same time. My PC has two network cards. one is connected to internal company LAN(no Internet connection) and another is connected ...
0
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0answers
16 views

short often network pauses when 2 routers connected

my network looked like that: ISP cable --- ISP modem --- my router --- cable connection to computer 1 \-- wifi connection to computer 2 everything worked ...
0
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1answer
36 views

Question about subnetting with switch

I have a setup which includes desktop pc, server pc(would also act as router), raspberry pi and ethernet switch (and possibly other devices if I get new switch). I would like to know if this ...
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0answers
19 views

Can I have a router always assign the same IP to a computer, regardless of which interface (MAC address) I am using?

I'm running TomatoUSB on my router at the moment, and like most router firmware, it lets me assign a particular IP to a MAC addresses. In conjunction with port forwarding, this is useful because I can ...
0
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1answer
27 views

Using DNS to forward to a specific local address and port?

Im running a server on a local address, a raspberry pi at x.x.x.111:64738. I own a domain, mydomain.nu. I want to create a subdomain (the hosting provides a cPanel interface) and forward it to my ...
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58 views

OSX - Routing all traffic through my VPN

I am using the SoftEther VPN Client to connect to my VPN provider's SoftEther VPN Server, using their software. I have successfully connected but the problem arises when trying to route all traffic ...
0
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2answers
24 views

Adding route in windows xp

In XP, I am trying to add a static route for a network with subnet mask. I tried issuing the command: C:\>route add 10.3.0.1 MASK 255.255.0.0 10.1.0.1 I get the error: The route addition ...
0
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1answer
46 views

tell a program to not use the VPN

is it possible to tell a program like chrome to not use the VPN connection while i am connected to VPN for other programs? otherwise is it possibile to tell only some programs to use the VPN and the ...
0
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1answer
72 views

Multicast and broadcast networks and routing

I am using my computer for watching TV and also for internet browsing(listening to youtube, soundcloud, etc.). For watching TV I am using m3u playlist, with a IP addresses from multicast network(e.g. ...
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0answers
35 views

Domain based routing over VPN

I want to setup this weird topology. In a PC I'm designating as a router, I have two regular Ethernet interface and one PPTP interface. I'll name them as eth0, eth1 and ppp0. I have a regular IPv4 ...
0
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3answers
154 views

How can I inform Mac OS and iOS clients of VPN routes?

On my home network (10.0.1.0/24) I have my Macs and iOS devices (the others don't matter). LAN clients gain IPv4 and IPv6 (native) access via an Airport Extreme (AEBS) connected to a cable modem on ...
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0answers
12 views

Mac: Order of networks in Network System Setting vs. “route change default -interface”?

If I arrange the networks in my Mac's System Settings:Network so that en1 comes before en0, and then go to the command line and type "route change default -interface en0", who wins? Does the order of ...
2
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0answers
70 views

Why does my cable modem have two IP addresses?

The internet setup at my home is as follows: I have a cable modem (192.168.100.1) connected with a coaxial cable. The cable modem is connected to a wireless router (192.168.1.1) via an ethernet ...
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0answers
30 views

Create a subnet with 2 FritzBox

I want to create a network split in a Main network (192.168.111.0/24) and a Subnet (192.168.100.0/24). In my Main Network I have a FritzBox 3370 WLAN, as a Router, that is connected to the Inertnet. ...
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0answers
72 views

How to bridge two interfaces both on different networks with different IP addresses in OpenWRT?

My embedded Linux device—running OpenWRT—has two interfaces that are ath0 and ath1. ath0 is a WLAN port also runs a DHCP server. ath1 is used for Internet connection. Now, I have to setup these ...
1
vote
1answer
55 views

Using iptables to allow LAN and drop WAN of unknown devices

I posted this over on stackoverflow but it was off-topic. I have looked around and couldn't find the answer to my question. I am using a raspberry pi as an internet gateway between my LAN and two ...
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0answers
31 views

How to route traffic between two different networks

I've got two different physical networks in two different buildings connected through a wireless point-to-point. In both of them I have an ISP Modem/Router in which the wireless point-to-point is ...
0
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0answers
15 views

Configure WatchGuard (or any router) to route data but keep MAC Address

I'm looking for a solution other than bridging my network to keep routing the data traffic to my different subnets, but to force the router to label the outgoing fragments with their original MAC ...
1
vote
1answer
60 views

What does 0.0.0.0 gateway mean in routing table?

I am new to being a Linux system admin and I am learning about routing tables. Currently I have two interfaces in my virtual machine: vagrant@vagrant-ubuntu-trusty-64:~$ ifconfig eth0 Link ...
0
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0answers
34 views

Safe way of routing WiFi traffic through a VPN connection

my setup is the following: I have a cable modem with WiFi, Ethernet ports etc., working well. Behind that, I have set up another WiFi router (Linksys E3200) with Tomato USB. My purpose is to have a ...
0
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0answers
30 views

Route Ip on Windows, To share internet connection of the server via VPN

It's my first VPN connection. There is the situation: DEVICE: iPhone <====4G-INTERNET====> Home internet access <==> PC (server VPN) windows IP(device on ...
0
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1answer
19 views

How do you force linux to treat a tcp packet as if it were at the destination ip?

The situation: A tcp packet arrives on eth0 with destination 8.8.8.8. This packet meets some criteria that makes me want to intercept it (lets say I am interested in all packets from source ...
0
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1answer
25 views

Forward RDP port on WinXP router to computer in internal (NATted) network

So I have Windows XP serving as a router (two NICs - one internal, one external) NATting internal network with access to the internet (through external NIC). This external NIC has publicly accessible ...
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0answers
43 views

how to capture “DROP”ped packets on OUTPUT of iptables?

having a fairly complex OUTPUT processing on iptables, how does one go about capturing / displaying (at least similarly to how tcpdump captures them) the packets that were to leave through an ...
1
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1answer
134 views

How to link two routers LAN to WAN

My former modem was replaced by a all-in-one modem/router (10.1.9.1/24) after a speed upgrade. I still have my DD-WRT router (10.1.10.1/24), which I want to be my main router, i. e. as DHCP server, ...
0
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2answers
105 views

Router to Firewall to Internal network NAT with Single Public IP

In an effort to learn more about networking I have picked up some old Cisco equipment for home use. I have a 2811 router, a PIX 515e firewall, and a switch (don't remember the model). My incoming ...
1
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1answer
108 views

How to communicate (route traffic?) across two different subnets

A home networking question. I would like hosts on different networks (subnets?) that use the same internet connection to communicate. Two routers, 192.168.2.x connects to the the internet and ...