0
votes
1answer
27 views

Subnet Masking vs Routing

To extend a network beyond the amount of 254 hosts, there are basically two options, if I understood it correctly: I could use a second network, having a different network prefix and connect the two ...
-2
votes
0answers
18 views

No NAT hairpinning support?

What does the network path look like if an internal device A attempts to access internal device B (port forwarded to by internal router) via external ip? Does it just hit the ISP and come back to the ...
0
votes
1answer
44 views

VPN Issue - Unable to reach Servers when connected to VPN

I have a user who's laptop every time he connected to the VPN the internet on his laptop would completely cut out. To get round this issue I changed the config of the VPN connection to not use the ...
1
vote
1answer
60 views

allow incoming ssh with openvpn client

I have set up an OpenVPN client on my home router. The moment the tunnel goes up, I can no longer ping my router from the internet using its WAN_IP. I would like to allow certain incoming connections ...
0
votes
0answers
32 views

Disable/forward ping on router

I'm trying to ping my computer from an external device but it's is behind a router which answers the requests. The router is a TP-Link WR841N running OpenWRT 12.09. I'm guessing I'll have to use ...
0
votes
1answer
20 views

Can't reach device through multiple routers

I have the following construct:        (WEB)             |     Router(Fritz Box)      192.168.178.1           /              \   Router           PC 192.168.178.34   (Asus WLan)   192.168.1.1        ...
0
votes
1answer
47 views

How to NAT between 2 network interfaces without impacting routing

My Linux-based router has 5 Ethernet ports. It is currently acting as a router between ports 1 & 2 and the dedicated WAN port, without NAT. Port 1 is 192.168.1.1/24, port 2 is 192.168.2.1/24, WAN ...
-1
votes
1answer
75 views

how to send request to a server which is without static ip and connected locally to the router?

I have a computer with static broadband connection connected to ethernet of my computer having ip address 192.1.1.10, the computer is internally connected with a router and has a local address ...
2
votes
2answers
81 views

How to interconnect two different LANs?

I have two different routers connected to different ISPs having different LANs. I want to setup the network such a why that we can connect to devices on the other LAN or ping devices on the other ...
1
vote
0answers
43 views

Always use wireless NIC for Internet access, if it's available

I've got a Windows 7 machine with both a gigabit wired connection and a wireless adapter. Both interfaces have IP addresses on the same network (192.168.0.0/24). I've got a single wireless router ...
0
votes
0answers
22 views

Smart dns resolving and routing

I am running mac os x. The os has two network interfaces. LAN (restricted to be used only for intranet) and WIFI. As LAN is restricted, it blocks traffic like skype. The issue is, if I make WIFI as ...
0
votes
0answers
50 views

how to check if ddwrt vpn client reaches remote subnet?

I spent many hours trying to setup a VPN connection from my router to a VPN server where I have an account. After upgrading to a newer build, I finally see some entries after issuing ip route on the ...
1
vote
0answers
100 views

How to access modem's web gui from inside LAN?

When my Netgear CG3000 is in bridge mode it acts as a modem-only, but it still exposes valuable information about the Internet connection through its web gui. However I cannot seem to access the ...
0
votes
1answer
274 views

Creating a whitelist of websites on the router

I have a home network using a Siemens SL2-141 ADSL router. Is there a way to tell the router to allow only specific websites, for example, to protect kids using the computers from harmful sites? I ...
1
vote
1answer
55 views

Is there a way to fix the DNS Routing bug in 84.06.06?

My research with forums and google searches hasn't turned up anything relevant. I have lodged a service request with AVM, but not holding my breath. Overview: The Fritzbox adds static host routes to ...
1
vote
2answers
67 views

How can i keep an entry in my routing table, even when the associated interface goes down?

I have a linux box set up as my internet router. I have the eth0 interface connected to the lan, and the eth1 interface connected to a pppoa modem and configured with dhcp to my public ip. Due to ...
0
votes
1answer
201 views

Can only ping one way through a VM router

tl;dr I have two local networks (one a VirtualBox internal LAN) and a Win2K VM acting as a router between them. I can ping hosts from one network to the other, but not vice versa. Summary I am ...
1
vote
3answers
120 views

If I remove one network connection, shouldn’t my UNIX host just use the other?

An interesting problem. If there are two network connections attached to my MacBook Pro, and I remove one, shouldn’t the networking just use the other? Well, it didn’t last night - when I went to ...
0
votes
0answers
29 views

Y Routing two routers and networking computer between them

I'm trying to set up a network with two routers (or one router one ap) in my building for work. I cannot access the modem because it's in another part of the building, but it's wired to the front and ...
1
vote
3answers
867 views

Application Optimized Routing on a load balancing router?

Ive got 2 incoming broadband lines both c.10mb down / c.0.8 up. (one line is slightly faster than the other) Ive recently setup a TP Link - TL-R470T+ Load balancing router after researching it and ...
1
vote
2answers
52 views

Mobile Broadband, Windows, Router routing

I have a DGN2200v4 router (192.168.0.1), connecting 3 PCs. DHCP is enabled by default. One pc have a wifi broadband modem connected to internet (10.220.3.6) let say, router DHCP ip (192.168.0.2). I ...
0
votes
0answers
69 views

Can I set exceptions for proxy routing in dd-wrt firmware?

My Kindle paperwhite can't access internet through proxy (no option to set proxy settings). So, I plan to buy a dd-wrt compatible router in which it's possible to specify proxy settings in the router ...
0
votes
1answer
33 views

Are the network interface card same in all cisco devices

I have old cisco 2600 routers but they dont have any network interface card My friend has cisco pix firewall which has network card attached with 4 ports so can i pull the network card from cisco ...
0
votes
3answers
71 views

Use second network interface as private network

I've got two RJ-45 network interfaces built into my motherboard, and the second one is currently of no use to me. I would like to set it up so that I can plug routers into it and then access their ...
0
votes
1answer
16 views

Connect ddwrt with Server via VPN

I have a Server in the Internet and an dd-wrt Router behind some Firewalls. I would like to have Access to the dd-wrt via the Server. The only way to accomplish this is to have a VPN connection from ...
1
vote
2answers
1k views

Multiple IPs on Multiple NICs same subnet

So, I've got two NICs: eth0 eth1 and I have multiple IP addresses assigned to each: auto lo iface lo inet loopback allow-hotplug eth0 iface eth0 inet static address 10.0.0.194 netmask ...
0
votes
2answers
3k views

How to configure cable modem router to allow port forwarding to other connected router?

I recently got a new cable model that also acts as a router. I am not super thrilled about it, but this is what my provider gave me. My previous setup was using just a cable modem and my current WiFi ...
0
votes
1answer
159 views

Route internet traffic through a VPN but not intranet traffic

I want to use a VPN but only when I am requesting for external resources. I mean, I have an IP 10.0.0.5 and I have plenty of internal servers that I want to access. Of course these servers are not ...
0
votes
0answers
136 views

Add a VLAN for virtual machines to Tomato USB

I've got an ASUS RTAC66U with Tomato Shibby 1.28 v115 installed. I've got some VMs with which I'm trying to replicate a set of servers, down to IP address to debug some stuff. I've set the VMs to ...
0
votes
2answers
52 views

Entry in routing table

When I connect to my VPN service, an entry is added to my routing table which adds my new ip address (given to me by the VPN service) as the network destination, a mask of 255.255.255.255 with the ...
1
vote
2answers
152 views

Fully open source network simulators?

I would like to teach networking using a network simulator. I learned of GNS3 but that requires commercial ios binaries. Is there a fully open source simulator with a graphical interface that allows ...
1
vote
2answers
513 views

Is selective VPN routing worth it?

I want to setup routing tables on my RT-N66U router to selectively route traffic through a VPN. For instance, only Pandora requests would go via the VPN. I've found a way to do this with iptables: ...
0
votes
0answers
32 views

Routing control feature

I am not sure what this feature is called or how to ask if a router has it or not, so I will describe it with the hope someone can tell me what it would be called, I have a network with two routers, ...
3
votes
1answer
415 views

Why does my (home) router append a DNS suffix?

I wonder if any other people have come across this. I've rented rooms in two houses this year, and they both have Sky (a UK ISP) Broadband routers. For some reason, the router I currently use hands ...
-1
votes
1answer
68 views

routing table, ip address for outgoing packet

Network Destination Netmask Gateway Interface 0.0.0.0 0.0.0.0 192.168.2.1 192.168.2.8 ...
1
vote
0answers
43 views

Query an office gateway/router to confirm all routes?

Is it possible to send a 'query' of some sort to a gateway device in an office to see what subnets I have access to? For example, I know that I have access to multiple subnets because we have many ...
2
votes
2answers
258 views

Router receives two routes from different routing protocols

A router receives two identical routes from different routing protocols. Which route is put into the routing table? I have been asked this question. A router can only have one protocol active ...
2
votes
2answers
243 views

How to setup flexible routing between 2 LAN's at home

I have two separate internet connctions at home, one Huawei B593 4G router and one Netgear ADSL router. Normally I use the 4G connection (with the ADSL as a backup when I hit the 80GB data limit per ...
1
vote
1answer
194 views

Connecting two private LANs - issue with VPN

I have a "home" LAN in the 192.168.1.x subnet, where my internet facing router which is also the gateway has the IP of 192.168.1.1. On top of that, I have a "lab" environment running on ESXi where I ...
34
votes
5answers
3k views

What stops an internet router from sniffing my traffic?

Packets travel through internetworks, and take many routes through internet routers. On each route that forwards traffic to another until reaching the ultimate destination, what stops them from ...
0
votes
1answer
45 views

Set network for remote connection

I would like to setup my network for remote connection in a different way than normal. I have two computers connected and sharing files through LAN with one router. then each computer has a modem with ...
0
votes
1answer
97 views

Creating a sub-network on a different network

I am on a network and am assigned 1 IP address for me. This is 172.16.1.202. However, I wanted to have multiple machines on at one time, so I created a router using a Raspberry Pi. It is running ...
0
votes
0answers
306 views

How to setup Internet gateway Windows Server 2008 by Routing and Remote Access

Server has 2 NICs: One (WAN) connected to ISP: IPv4 Address. . . . . . . . . . . : 87.110.xxx.xx Subnet Mask . . . . . . . . . . . : 255.255.255.240 Default Gateway . . . . . . . . . : ...
3
votes
2answers
109 views

Why does changing the physical socket on your router cause delays?

My question involves the delays involved with changing which physical socket your ethernet cable is connected to. I am aware that if you are connected to a router on a network and then change which ...
0
votes
1answer
7k views

Routing loop: TTL expired in transit

I 'm trying to ping from my host PC (Windows 7) to Ubuntu 13.04 (VirtualBox). However, I get the error: Pinging 10.0.2.15 with 32 bytes of data: Reply from 78.87.2.210: TTL expired in transit. Reply ...
0
votes
2answers
142 views

Network Redirect off subnet for Synergy in hosts file

Perhaps I'm off the right track here, but I'll describe what I'm trying to do first generalized and then why I want to do it. General Case I'm looking to redirect a specific IP address on a single ...
1
vote
1answer
548 views

Two wi-fi networks fighting over some IP addresses

I presently have two wi-fi adapters running on my laptop. The one with the highest priority is connected to my phone's wi-fi tethering, and I've been assigned a dynamic IP address usually around ...
1
vote
3answers
262 views

How do routing tables work?

I'm having trouble understanding the concept of routing tables and what they allow you to do and how. Specifically, I'm trying to allow devices on one subnet (192.168.1.X) to talk to devices on ...
3
votes
1answer
346 views

Routing the internet from one computer to two others via a router

I am trying to route the wireless internet from one computer, through a router, onto a local network which should be accessible by two other computers on the same network. Graphically, my problem can ...
-1
votes
1answer
172 views

How do routers deal with IP packets whose source IP or destination IP is all zero?

All zero IPs are said to be unknown IPs. I'm wondering, if the source IP or the destination IP of a IP packet is all zero, how do IP routers deal with it? FYI: I'm doing research, and I want to use ...