Networking is the art of connecting two or more devices together so that they can communicate with each other.

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7 views

Amahi server can't see router

I just installed my amahi server (marvin.home) and I can't access it via web at "marvin.home". I have to access it from '192.168.1.10'. When I run the following: ping hda (it should ping the IP of ...
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0answers
12 views

VPN and Windows Accounts [on hold]

I connect to a VPN "Private Internet Access" with Windows 7. I'd like to know if there's a way to connect to the VPN in one account and have another IP in another account. For example: Account User1 ...
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2answers
4k views

How to find out total NIC cards and total available physical ports in linux

I need to find out how many total physical ports my server has, and how many of them are in use and how many free. Can you kindly help how to find it: This is what i find from dmidecode output: ...
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1answer
15 views

I can't set up the following Netsh settings, because the object is already exist

I use the Netsh int ipv6 show int in terminal, the result: 1 50 4294967295 connected Loopback Pseudo-Interface 1 11 10 1500 connected Local connection When I wanted to use the ...
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0answers
11 views

Use IPTables FORWARD for NFS

I have this topology [R1] -> [F1] -> [Server] I need to pass ssh, web and nfs traffic through F1 to Server using iptables. It's quite easy with ssh and web but I'm stuck with nfs. I have set static ...
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3answers
1k views

How do I isolate a Windows Virtual Machine in Virtualbox running in Ubuntu

I have searched and searched but not found a way to do this. The answers I found said to get a second nic and dedicate that to the windows guest. My host is linux mint 16. I see how to specify a ...
3
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6answers
18k views

Cant access login page of Tp- link router (TD - W8910G)?

Whenever I enter 192.168.1.1 to access the login page of my router, I cant access it to configure it even after resetting it ! I also tried changing TCP/IP settings to static as mentioned in the ...
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0answers
13 views

Route certain apps through socks5 with authentication [closed]

i am trying to route traffic from a few applications that do not have a built in proxy feature through socks5 with authentication. I have tried using both proxycap and proxifier, both of these ...
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2answers
22 views

Can you assign different default gateways on a per-application basis in Windows 7?

I have two internet connections (one satellite and one DSL). I want to route all my gaming traffic through the DSL connection and all other traffic through satellite. Each WAN is served from its own ...
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2answers
34 views

Is there such a thing as a double ethernet cable?

I have a cable modem in the living room. I have ethernet running out of the cable modem to an Apple Airplay, then back out of the Airplay to a 4 port switch so that I can hardwire all my consoles. I ...
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0answers
10 views

HyperV nat port forwarding [closed]

Did you ever find a solution for this? Hyper-V: NAT Port Forwarding I have managed to sort out the natting but my port fording keeps freezing. Regards Mirco
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0answers
10 views

What “device” represents between socket and network

Here is a question and an answer: How many times is the data in a message copied from a user process creating it to it being sent onto the network? Answer: two times The data is copied once from ...
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0answers
7 views

How to capture VirtualBox VM packets

I am currently running a series of three Ubuntu 14.04 VMs on my Windows 7 x64 host. The guests are all configured thusly: Host-Only Adapter Intel Pro/1000 MT Desktop Promiscuous Mode: Allow VMs Cable ...
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1answer
10 views

Confusion about the `conntrack` extension of `iptables`

The iptables-extensions manpage has this to say about the conntrack extension (emphasis mine): This module, when combined with connection tracking, allows access to the connection tracking state ...
4
votes
3answers
464 views

Can SATA be used to connect computers?

Can SATA be used to connect two computers together, just like a crossover Ethernet cable would do ? I know SATA has no "networking" features and even though a controller may have multiple ports, the ...
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5answers
76 views

Is it true that IP is used to transmit data from network to network and cannot be used to transmit data within a LAN?

I just started to learn about Networking and I am curious if I am right with my understanding that IP is used for networks to networks data transmission, it cannot be used for data transmission within ...
2
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0answers
16 views

What are These Outbound Network Rules

I Have a few odd looking network outbound rules for my computer they are Name Group Application Package f5.vpn.client f5.vpn.client ...
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0answers
25 views

CS:GO SRCDS and iptables (firewall)

I have very strange problem. This morning I wanted download, install and host small server for CS:GO on my VPS. I used this tutorial: ...
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2answers
26 views

Cannot connect to WiFi network on Windows 8 / 8.1

I see about 12 other WiFi networks in the WiFi list displayed by Windows and can even connect to them (one of them I know), so WiFi is basically working. However, I cannot find the network I usually ...
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1answer
41 views

http://localhost:3000 works, but http://127.0.0.1:3000 doesn't

I'm building a Rails application on my local dev machine. When running my local server, I can access http://localhost:3000 without a problem. However, when I try to navigate to http://127.0.0.1:3000, ...
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0answers
21 views

Strange intermittent lag phenomenon over wireless LAN

I'm connecting to computer Y on my wireless LAN at home. Y is a newly-assembled machine running Kubuntu 14.04; it's wireless adapter is "Realtek RTL8192CE PCIe (rev 01)". Between other machines on the ...
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2answers
3k views

SSH error ssh_exchange_identification: read: Connection reset by peer

I am trying to access ssh to a server but got "ssh_exchange_identification: read: Connection reset by peer". The same client works well when I move the computer to home but show the error when the ...
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0answers
11 views

Issues with two Internet connections, two routers and one network

I recently acquired a secondary Internet connection for my own room while my family shares a primary connection. The primary connection is connected to my network devices such as NAS and printer and ...
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4answers
4k views

Can't ping localhost/or reach locally hosted domain

I can’t reach a locally hosted domain, and in testing I have discovered I can’t ping localhost or the actual IP either. The OS is Windows7 64bit, Pro. DNS works, I can ping others on my network, ...
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1answer
12 views

Make traffic go one-way by using iptables

I have a network topology: [C1] - [R1] - [R2] - [C2] C1-R1 network is 192.168.100.0/24 R1-R2 network is 10.9.8.0/30 R2-C2 network is 192.168.200.0/24 What I need to do is to make C2 be able to ...
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1answer
10 views

SNMP read only risk of enabling

We are currently thinking of enabling SNMP read on our routers and switches. What are the risk of doing so. If the read mode is compromised how much damge could we be expecting.
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1answer
42 views

DNS: Is it possible to do “query rewriting”?

I would like to "map external host names into my domain address space". I need to do this in one go. For example if I define the following HOST mappings HOST1.delegated1.my.example.com -> ...
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0answers
838 views

Port forwarding on a Huawei EchoLife HG8245

The problem is port forwarding in my EchoLife HG8245 router. I am able to port forward, and I know it works. But after some time I've came with the conclusion that my router only accepts 1 connection ...
3
votes
1answer
17 views

Lan printing issue HP 8600 pro

I'm having random issues with lan printing. Network composition: 2 PCs (Windows 8) are connected by Ethernet 2 Macs (10.9 & 10.10) are connected by Wi-Fi 1 PC (Windows 8) is connected by Wi-Fi ...
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2answers
4k views

How can I solve Windows PPTP VPN issues?

I'm having persistent problems with Windows PPTP VPN connections. The VPN appears up whilst the tunnel won't transfer traffic (ping to a remote IP within the VPN works for a while, and then fails). ...
0
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0answers
6 views

Port Forwarding using iptables

I have the following problem: I have two servers. I can connect to server A trough the internet. But I also want to connect to server B. How can I use iptables, that if I connect to server A over ...
1
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0answers
57 views

Swap [autofs] configuration files according network

I would like to setup a laptop on Linux to use two different autofs config according to the network it is plugged. I have the two working autofs files (see below) and I would like to swap ...
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3answers
12k views

How to assign multiple IP addresses to a single computer?

The dhcp ip range is 192.168.0.255/24. I wanted my computer to get multiple ip addresses from this dhcp. So I can have multiple connections through different ip addresses with just a single computer! ...
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0answers
568 views

Linux Mint 17 cannot connect to wired connection

I have just installed the latest Linux Mint after running into this problem with Ubuntu and thinking that was the culprit (Linux Mint 17, Cinnamon 64bit and Ubuntu 14.04.1 LTS were what I have been ...
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1answer
19 views

Forwarding requests to my external IP to a different IP

When I connect to my external IP in linux, it gets forwarded to my gateway (router). But I need to run a server, so I need to be able to forward requests to my external IP to my computers ip address. ...
0
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1answer
25 views

Where do port knocking services listen for incoming knocks?

I'm trying to understand how a port-knocking daemon is able to monitor for knocks, independent of the firewall rules (e.g. accept/drop/reject packets). I've installed knockd, which listens for lets ...
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0answers
29 views

can I know who on the network copied a file from my computer from my shared files ? and how ? on windows

How to find out who copied my files from the network, is there is a log file on windows that tracks who copied files and when.
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0answers
16 views

Accessing bridged VM from within VPN

I'm trying to get a torrent remote (Transdroid) on Android to connect with a torrent client within a bridged VM. All traffic from the VM goes through a VPN. Problem is, when I attempt to connect with ...
3
votes
1answer
4k views

Cheap/easy way to set up a wireless mesh network

I'd like to set up a wireless mesh/repeater network using multiple APs, most likely 3 or 4 of them around the house to ensure maximum signal strength. I've got a lot of space to cover, and the client ...
2
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2answers
5k views

Server Computer is not listed in My Network places

The server computer is not listed in my network places, when I opened the network from the client computer. We are using Windows 2003 Server and all other client computer installed Windows 7 64-bit. ...
0
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1answer
33 views

Sawtooth shaped ping

I moved to a new place and over here, I'm getting much worse internet speeds than I should. It was ok for the first day, around 40-60Mbps but the second and third day it dropped to 5-6ish, every now ...
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3answers
5k views

Convert to WAN port

I have a ADSL2+ Modem/Router. Is it possible to set one out of four of the LAN ports as a WAN port? If yes, how? The brand/model is: Prolink H9200P. I already contacted Prolink about this and the ...
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0answers
20 views

How to fix NAT type-Strict on xBoxOne [closed]

I have a Motorola SBG6580, xBoxOne, directv genie and other deivces, and WOW as my ISP. For the last week I've been getting "NAT type-Strict" on my xboxone which prevents me from chatting and ...
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0answers
25 views

Check network speed

Is there a way to check that my network is alternating between the routers to the Internet? I wasn't the one that set up our network. Physically I can see that we have one phone line into the our ...
0
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2answers
64 views

What type of connector is on this NAS-like storage device?

I have a NAS kind of box, which I got it from my old office when they were moving out, at first I thought this was a simple Ethernet cable, but it is not. Any idea what this connection is? Another ...
0
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1answer
32 views

Accessing APC Smart UPS Network Management Card via hostname

I've got a new APC SmartUPS X 1500 with the build-in network management card AP9631, which I can access it via the ip-address 192.168.0.154. This IP-address has been given by my router's DHCP. When ...
2
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1answer
5k views

Manually Setting Interface metric priority of Network Adapters not preferring lower metric route on Windows

After Connecting to Cisco VPN AnyConnect, Now I have two network interfaces having set same default routes, but with different metric values. Even after manually changing/raising the metric value of ...
1
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0answers
15 views

IPv6 global address lost after delay

I have a (gentoo linux) computer behind a home router (Fritz!Box 7360). When I initially connect it via a wired connection, it is assigned a link-local address (fe80:...), a unique local address ...
8
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5answers
11k views

Bridging Wifi to Ethernet on Ubuntu not working

When running Windows I was able to bridge my wifi connect through my laptops Ethernet connection so a range of ethernet only devices could piggy back off my wifi (Raspberry Pi, Xbox etc etc). I am ...
1
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1answer
35 views

Why is only 127.0.0.1 considered as a loopback when anything from 127.0.0.0/8 is routed to localhost?

In every network tutorial/reference that I've seen is as a loopback considered only 127.0.0.1 IP address. I've tried to ping any random address from 127.0.0.0/8 and it also routed me to localhost. Are ...