The routing tag has no wiki summary.
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Port forwarding with IPTABLES and VBox
I have a small problem with getting a proper configuration of iptables under Ubuntu. But before, let me describe the network configuration:
I am using xDSL line terminated with modem+router+DHCP ...
-1
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1answer
53 views
NAT vs Port Forwarding
What is the difference between NAT and Port Forwarding? Are they two different names for the same thing? Could you provide me with short practical example, please?
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1answer
23 views
Forwarding the Traffic to my Servers
I have received fixed IP address from my ISP. I have received a cheap router too. I wish to connect my server at home to this IP address.
How to ensure, that outside request to my public IP address ...
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2answers
32 views
Switch/Router configuration
This has been bugging me for sometime and I really need to learn why I am having this problem.
I have verizon fios and an ActionTech router (http://www.actiontec.com/products/product.php?pid=189)
I ...
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36 views
Route WAN/LAN traffic to URL on LAN without port in URL
Newb here, I am hoping there is a simple way to accomplish the following 2 scenarios using DD-WRT.
Scenario 1:
external to LAN, navigate to url: www.mydomain.com/abc and dd-wrt
routes to ...
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1answer
21 views
linux drops packet when trying to route it - why?
I track packets using LOG targets for all chains of all tables and the last chain I see my packet in is the POSTROUTING chain of the mangle table:
mangle_PREROUTING: IN=eth0 OUT= ...
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1answer
40 views
How do I make certain web addresses use a specific network adapter on Mac OS X?
I have two Internet connections at work, my wired Ethernet connection (which is heavily filtered behind a firewall, can't connect to Apple Updates, etc.) and a wireless connection that is unfiltered. ...
2
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1answer
91 views
Routing to one IP via different gateways
I have an OpenVPN connection (point to point). When program connects to server it gets IP and Gateway dynamically, from server.
I need to make windows add route to my secure server through given ...
1
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1answer
69 views
Routing HTTP traffic over SSH
I need to access the URL http://REMOTE:54000. My network does not allow outgoing connections on port 54000. However I have SSH access to a host "TRUSTED", which does not have any such restrictions. Is ...
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1answer
77 views
How do I switch between routers when connected via Ethernet?
I currently have a Windows 7 machine and a Ubuntu 11.10 media server connected via Ethernet to a router. This router (Router 1) is connected to a Singapore ISP which prevents me from accessing ...
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2answers
121 views
How to alias an IP address to make DLNA resource accessible from different IP network
what I have
I have a home wifi network 192.168.1.0/24 having DLNA resource 192.168.1.100.
I have a TV with ethernet and a netbook with both wifi and ethernet interfaces.
I want to make my notebook ...
0
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1answer
12 views
NetID set as the Gateway for a route
After establishing a pptp VPN connection I checked out the routing table and found out that there are two default routes first one defined on the eth0 interface and the other on defined on ppp0 ...
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1answer
191 views
How to use 2 internet connections from one computer - one just for ssh and the other for everything else?
The library and other public Wifis restrict internet access to certain ports, sometimes just port 80. I'd need to be able to use ssh and other programs that require a different port.
My current ...
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2answers
119 views
Can I change the traceroute to a certain IP?
I like to play the game League of Legends but lately have gotten unacceptable amounts of latency (400+ ping). After finding out the game server's IP (95.172.65.165) I tried to traceroute it to see if ...
0
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1answer
135 views
IPv6 source address selection and routing in Linux
I'm in the process of setting an ipv6 on my test network.
I work with a /56 network and CentOS 6.2.
I have an interface with 2 IPv6 addresses on 2 different networks :
2b0 1:abcd:4001:c00::30/56 ...
1
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1answer
42 views
Domains to ip:port forwarder (2 servers, 15 domains, 1 IP)
I have 1 external IP address, but 2 web-severs (one is IIS and another is Apache) in network that host around 15 domains.
I need a solution that would check all port 80 requests, detect which domain ...
0
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1answer
108 views
using a gateway outside your subnet but on the same switch, with no router
I have set up a network in a non-standard way, and would like to know if what I did is technically correct, or if I just got lucky.
The setup works fine with my $20 5-port Linksys switch, but not ...
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2answers
34 views
Routing External Traffic to multiple machines within my network
This is obviously possible because its what all webfarms do, however I'm not a webfarm.
I do have pretty good technical ability primarily windows, but would happily setup a simple linux box to ...
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1answer
130 views
VPN routing issue in linux- how to make applications that can only bind to IP addresses work?
Right now I have a PPTP VPN set up on my remote ubuntu VPS. I would like to have certain applications use the VPN to access the internet (rtorrent, irssi, among others). Currently, it is set up like ...
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5answers
190 views
Basic routing table for LAN IP
I know some of you may have CCNA / networking experience, so I hope that you can answer the following question for me.
How does an industry standard router handle local IP's, with two connected ...
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1answer
56 views
Why does a network need its own specific address?
I don't understand why there has to be a separate network address. Aren't the DSN submask and the network broadcast addresses enough to identify a network?
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0answers
67 views
Redundant default gateways on LAN
I have two default gateways in my network: 192.168.1.1 and 192.168.1.2. Is there a way to make Windows clients to detect the dead gateway and chnage over to the wowrking one automatically? My gateways ...
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1answer
45 views
Odd internet packet routing
I want to know is there anyway to explicitly control the packet routing. I try to connect my computer in HK from San Francisco. It is extremely slow and I use tracert to see what is going on. It seems ...
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0answers
96 views
How to get all traffic in the network to a specific site to be directed through a proxy?
One of the servers in my LAN is running a certain SOCKS proxy, through which I'd like all traffic to example.com, from the entire LAN, to be automatically routed through without any configuration on ...
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2answers
104 views
How to avoid routing loops because of router default route entry?
Say my router has two interfaces (eth0 and eth1). The default entry in the routing table uses eth0. Now if the router gets a packet on eth0 and the dst IP does not match any entry in routing table, it ...
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0answers
212 views
Route all traffic via OpenVPN client
I've got OpenVPN client running on 192.168.0.3. What I'd like to do is route all the traffic from the second computer with 192.168.0.100 via OpenVPN client that's running on the first computer.
My ...
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0answers
65 views
whats the use of 'default' routing table?
This is default routing table database in any linux system;
[kumar]$ ip rule list
0: from all lookup local
32766: from all lookup main
32767: from all lookup default
I understand about 'main' ...
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1answer
153 views
How to select default network interface for internet?
I have 2 network interfaces. Both use DHCP to obtain ip address. First provides internet directly and second uses PPPOE connection. How to select which connection windows will use to connect to ...
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0answers
35 views
Router maintains connections, but will not transfer data
My router losses its connection to the internet, somewhat, several times a day. It doesn't lose any connections, but it will not transmit data. For example, instant messengers and games will continue ...
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2answers
79 views
Network routing with two networks which don't like each other
I have an interesting situation at work. I bring my MacBook Pro in from home because it's the most suitable machine for what I do. At work I have access to two networks as follows:
Network 1: ...
2
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5answers
171 views
How do IP answer packets reach their destination inside of a private LAN?
This is a little theory question that has been confusing me for a pretty long time.
Basically, if we are inside of a private LAN, and we want incoming packets to reach, for example, an HTTP server ...
0
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1answer
151 views
Linux, how to force all traffic to specific host over VPN?
I'm trying to ensure that all traffic to our stats server is forced over the VPN, in the case that the VPN falls down, it shouldn't be that the traffic tries to route over the WAN. To short-circuit ...
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2answers
408 views
Connect a CentOS 6 server to the internet without a router
I have a CentOS 6 web server. My ISP gave me one public IP/mask/gateway/DNS.
I entered these parameters on my Windows laptop where I get internet. I can ping outside and etc. Then I entered these ...
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1answer
135 views
Some websites not loading at all, sometimes only HEAD loads
I cannot visit several websites, they just keep loading forever until the connection attempt times out. I am sure the websites are running fine because I have no problem accessing them through proxy ...
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1answer
86 views
Routing one wireless router to another wireless router with internet access on both
I have an Asus wireless router wired to ADSL that provide Internet access, this router have also a print server (USB printer) and a 1 Terabyte DLINK NAS wired to this router. I have also a wireless ...
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0answers
76 views
Is there a way to make PC running Windows 7 forward packets via the same interface on which they arrived?
I'm testing a NEWT configuration to be used for an Internet simulation between 16 peers. The NEWT host will be running on a dedicated PC as opposed to one of the peers, and all peers and the NEWT host ...
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0answers
140 views
Windows 7 + IPSec: Force all remote traffic through VPN
I have set up a VPN connection to an remote L2TP/IPSec VPN server, which works fine. Now i like to ensure that all remote traffic is being routed through this VPN, so if the VPN connection drops, no ...
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2answers
66 views
Private subnet routing
I work in a place with 3 IP address ranges. My workstation is in the range 13x.18x.19x.135/16. There is another private network which has computers that are accessed remotely using the range ...
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1answer
125 views
Network routing with an ADSL router and two wifi routers
Ok so here's my network setup -
ADSL Router (non wifi) -> Wireless N Router (with LAN switch as well) -> Desktop
|
Wireless G ...
0
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1answer
95 views
Connecting to my own network via external IP
Even though I have seen and read quite a few similar Q's I was still unable to understand what is required for me to be able to do this.
I have an internal network. One of the machines is a web ...
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0answers
22 views
Routes with question marks in routing table
When I do
ip route show table all
I see some routes with question marks in them as below.
multicast ???/32 from ???/32 table default proto none iif eth0
They appear to be multicast routes. I ...
0
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1answer
45 views
What does a wireless card need to work as an Access Point
What specifications does a wireless network card need to have to be able to work in a router?
I heard that it is not possible to use a normal wireless card to handle more than one connection, so what ...
2
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1answer
111 views
OpenVPN access to a private network
There are many similar topics about my issue, however I cannot figure out a solution for myself.
There are three hosts. A without a routable address but with an Internet access. Server S with a ...
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2answers
155 views
How can I setup a win 7 PC as a router?
I have an industrial PC with 4 Ethernet port, I would like to use this PC as a router on windows 7. Before we used Ubuntu so there is an open source solutiosn, but unfortunately the UPS power supply ...
1
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2answers
132 views
How does CIDR slow the exhaustion of IPv4?
In the Wikipedia article on CIDR, it says
The Internet Engineering Task Force introduced CIDR in 1993 to replace
the previous addressing architecture of classful network design in the
...
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0answers
126 views
Routed Client on OpenWRT
I'm trying to provide a wired access point upstairs, using my old wrt54gl as a routed client to my existing network. At the moment my routed client can ping the outside world and the router ...
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0answers
217 views
Static route issue with Draytek Vigor 2910
We have a Draytek Vigor 2910 which is connected to the internet through another gateway (10.2.2.60). The internal network of the Vigor is 10.13.0./24.
There is a machine connected to the Draytek's LAN ...
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3answers
387 views
Prevent VPN from changing DNS on Windows 7 / 8 developer preview
I have a customer that uses a VPN connection, however it automatically configures my DNS settings to a non-existent DNS server, meaning every DNS resolution times out until the alternative is tried, ...
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2answers
190 views
How to set iPhone tethering interface as default gateway, when up, in Windows and Ubuntu
I am able to do iPhone USB tethering under Ubuntu which will be recognized as eth1 interface (I also have an eth0 internet connection).
What I want to do is, when the eth1 is up, I want to make it be ...
4
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3answers
326 views
When a PC has both a wired and a wireless connection, how is information transferred?
My PC has two connections (wireless and wired) simultaneously. Both of them have an internet connection.
In this situation, how does it connect to the internet? How do my LAN and WLAN interfaces know ...
