Questions tagged [networking]
For questions on connecting devices together so that they can communicate with each other, as well as questions on networking equipment such as routers and switches.
34,514
questions
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DD-WRT: keep source IP after port forwarding
I just started using DD-WRT on my WNDR3700, but now all my incoming connections to a server inside the network get the same source IP as the router.
How can I change this back so I get the real ...
0
votes
1
answer
185
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I always get Internet connected the next day when I connect to a new machine, wired though?
Every time I want to connect to a new machine I am not allowed to connect(wire) to the Internet. Others connected through the same router are getting the Internet uninterrupted. Some of the computers ...
0
votes
1
answer
407
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Netgear DG834Gv3 ADSL router dropping Rackspace VPN connection intermittently
I have a Netgear DG834G v3 ADSL router which I have had since early-2007.
When I work from home I connect to office networks on a Windows 7 machine via a Rackspace-provided VPN using Cisco System VPN ...
1
vote
1
answer
2k
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Netgear WNR2000 as repeater for Cisco/Linksys E3000
Can I use a Netgear WNR2000 as a repeater for a Cisco/Linksys E3000?
My setup is::
Time Warner cable Internet > Motorola DOCSIS wireless modem > Linksys E3000 router
This is upstairs.
Downstairs ...
0
votes
0
answers
397
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Can a Windows 7 Machine be configured to act as a Router or NAT like a Linux machine can?
Or should one install special software on a Windows to be able to do those things ?
I was surprised to see that a Linux machine basically can be configured to act as a Router and has many advanced ...
0
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1
answer
99
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How do I retrieve the WiFi key from Netgear assistant software?
I am attempting to set up an additional computer on an office WiFi, but do not know the WiFi key.
There is a computer already connected to the WiFi which uses the Netgear WD111v2 wireless assistant ...
1
vote
1
answer
4k
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How do I configure IP forwarding on a Netgear N600 WNDR3400 router?
I've got a Netgear N600 WNDR3400 Router at home. Is it possible to create a virtual hostname on my home network and have it forward to specific IP addresses of my choosing?
For instance, I'd like to ...
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0
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1k
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How can I update the firmware on a Virgin Superhub?
A long time ago, I was with Virgin Media for my Internet. Since then, I have moved on, but as I was never asked to return the router, I still have it, so I have integrated it into my (non-Virgin) ...
1
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1
answer
5k
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Wireless router logs reporting loads of DoS attack attempts
We're having intermittent connectivity issues with our ADSL at the office. We've been dealing with our ISP for weeks and they don't know how to fix our problem.
What happens is that at multiple times ...
0
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1
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22k
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Connecting WNDR3700 Netgear router as a switch [duplicate]
I recently moved over to Verizon FIOS and I must use their router.
I want to try to use my old Netgear router as a switch (no wireless) for additional ports.
I connected the main router into a LAN ...
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0
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144
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ain How does a proxy know which IP to forward responses to?
At a conceptual level, how do proxies keep track of where responses should go?
Please correct me where I misunderstand, but we can think of a packet as a letter in an envelope, with a return address (...
2
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1
answer
4k
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How to tell what service is resolving a name on Windows?
Is there an equivalent to the unix host command on Windows? I'm not looking for nslookup; I know what the DNS resolution of the name is. I want a simple way to tell if my local hosts file or NetBIOS ...
2
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0
answers
557
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Why do I get "Active: inactive (dead)" message Fedora Server?
I have just installed Fedora24 server as a VM with 5 NICs. I have also assigned each NIC a static IP via ifcfg files
Issuing ifconfig , all NICs are displayed with their correct IPs
However , when I ...
0
votes
1
answer
3k
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Allowing remote tomcat debugging on 8000 port in Ubuntu
I have an application deployed in tomcat on a google Ubuntu VM.
Application is running fine and accessible remotely by domain name and IP address.
I want to debug this application remotely using ...
0
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0
answers
8k
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How to analyze the source of TCP Retransmissions
I am requesting a URL (so the following happens with a HTTP GET request) from Firefox 50.0.2 and I'm using the auto refresh feature with a 1 second timeout. I'm observing TCP retransmissions like this:...
0
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1
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220
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Bypassing max MTU
I'm considering upgrading my home network to a router with jumbo frame support. Before I drop the cash on it I have a question about MTU's.
The largest MTU my current router supports is 1500. On ...
0
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0
answers
258
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Why can't I set the buffer and offload on a wireless card?
To access the settings I mentioned on a Windows system, right-click a network adapter, then "properties", then "configure", then "advanced".
For a wired NIC, many of them have settings for TX/RX ...
-1
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1
answer
722
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Network interface available only when running VM through VirtualBox, but not through Vagrant
Something strange here. I am using Vagrant and the centos/7 image to create some VMs for a few tests I want to run. Vagrant is using VirtualBox as the provider.
In my Vagrantfile, I set up a private ...
0
votes
0
answers
40
views
Connections won't go past the gateway router
Oh boy, I don't even know how to begin looking into this. Essentially:
$ tracepath -n 8.8.8.8
1?: [LOCALHOST] pmtu 1500
1: 192.168.177.1 ...
1
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2
answers
4k
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IPv6 issue with joining HomeGroup while using Comodo Firewall in Windows 7
I just created a HomeGroup on another Win7 machine at home and am trying to connect my main machine to it. Unfortunately, I'm getting an error that I think relates to my usage of Comodo Firewall.
...
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0
answers
447
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Virgin media superhub intermittent LAN access
I have a very odd problem with my Virgin Media superhub (which is a rebranded Netgear cable modem/router). After around 1-2 days uptime the computers connected to it will stop being able to ...
0
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2
answers
83
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Can wireless extenders with the same network id interfere with each other?
I find myself to connect to wireless networks where the same network id is reused by multiple network extenders. Besides making troubleshooting harder, i wonder whether this could also create ...
0
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1
answer
998
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LEA Networks NetSocket AV200 and LEA Networks NetPlug AV200 interconnectivity
I have a pair of LEA Networks NetPlug AV200 Advanced Chipset 200Mbps PLC Adapter Kit. I love that they give me approximately the same speed in 2 of my most used rooms in the house.
Now, I would like ...
1
vote
1
answer
344
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Iptables NATforwarding setup
I have 2 Virtual machines with CentOS7:
Networkcard : Intern network IP 192.168.1.10 w/ GW: 192.168.1.254 enp0s3 (Client1) (NO DIRECT CONNECTION TO INTERNET)
Networkcard : Intern network IP 192.168.1....
0
votes
0
answers
135
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Determine the Authentication method of a login page by using Burp Suite
Good afternoon,
I'm trying to determine the authentication type of my router's login page. Right now I'm using Burp Suite and intercepting the request as soon as I hit login but the Raw information ...
2
votes
2
answers
785
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Windows 10 - can't view some websites
I've ran 6 different malware cleaners. Reset proxy settings. Reset network settings. Statically set IP Addresses. I can ping and resolve hostnames.
However, opening up web browsers Chrome, Firefox, ...
0
votes
1
answer
130
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Router Web Server WAN Access
I have a ISP supplied D-Link router running a customized firmware. I am trying to enable access to router's web server on WAN. While the router does give this option under TCP/IP Settings > WAN ...
0
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0
answers
336
views
Netgear WNDR4000 open port 53
Why is port 53 open on the WAN side of the router? And more importantly how do I close it?
Port 53 is not one of my forwarded ports.
Discovered by doing
nmap -pT:1-64 <my-external-IP> -Pn
...
1
vote
1
answer
644
views
Create team from two wi-fi connections in Fedora 25
I have two wi-fi adapters and have access to two separated wi-fi networks.
Nevertheless, I'm not able to bond them or create a team.
I've read this and also various manuals for Fedora, but didn't ...
3
votes
1
answer
6k
views
Extend Desktop to Monitor over LAN
I want to make use of an old laptop by extending my the desktop from my main PC onto the monitor of this other, old laptop over a LAN connection.
I've looked into Xdmx/dmx, but the project seems to ...
2
votes
0
answers
1k
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Microsoft Virtual Machine Bus Network Adapter - Code 10
System Specs:
I'm currently running a Dell laptop m3800 with the Intel Dual Band Wireless-AC 7260 adapter, 16 GB of RAM and Windows 8.1. Within this laptop, I'm running a Server 2008 R2 Standard ...
1
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0
answers
53
views
Printer Lost On My Network
We had a mac mini recently that was flawlessly printing to three printers on the network until recently. Now it is not able to connect to two of them. Both of them are canons (if that makes a ...
0
votes
1
answer
2k
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Multiple Netgear GS608 V2 Problems
My network consists of:
Netgear DG834N ADSL Modem (4 port)
Connects to...
Netgear GS608 V2 8 Port Switch
This has 1 PC & a NAS drive connected to it.
It then has a Cat6 cable connecting it to.....
5
votes
1
answer
10k
views
How to redirect/reroute DNS requests on a Netgear N600 router
I'm trying to use Chromecast in Canada and it works well. The only problem is that I'd like to use a custom DNS service which gives me access to Netflix content from other countries. This is however ...
2
votes
0
answers
826
views
Redirecting IP (8.8.8.8 to ISP's dns) using netgear router with busybox
Here's the high level version of my problem: I have a chromecast and my ISP blocks all DNS traffic that's not theirs. I want to redirect 8.8.8.8 and 8.8.4.4 to my ISP's DNS.
Information:
Router ...
0
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0
answers
325
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Can't connect to netgear N750 router used as bridge for FiOS router
A long time ago I set up my netgear router as a bridge for my main router, using some ethernet cables and ethernet-over-power adapters. I set the netgear router's ip to 192.168.1.2 so it wouldn't ...
0
votes
2
answers
883
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Netgear Router Port Forwarding corrupt after updating
I just updated the firmware on the WNR1000v3 router. However all the port forwarding configs that were set up previously have become "ghosts". They do not show up on the list nor work, but I cannot ...
3
votes
1
answer
506
views
Can I use a wireless router on an existing wireless network to make a wired connection to a computer?
Its a Netgear WNDR4300, I don't see anything mentioning bridged mode anywhere. I would like it just temporarily connect it to a computer, but I might have to put some other firmware on the router to ...
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1
answer
6k
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Networking lost after update from Debian Wheezy to Jessie
I am currently setting a Virtual Machine for development purposes. I did a big part of this configuration under Wheezy, but I need some debs that were available only on Jessie.
So, I've updated the ...
0
votes
1
answer
211
views
Limit Netgear Nighthawk AC1750 to given WAN IPs
I have a Netgear Nighthawk AC1750 router, and have SSH, HTTP, and several other ports forwarded to a server. It is not for public use, and will only be accessed by me. I've recently had 60,000 hits ...
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0
answers
58
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Weird Local Connection Error
Usually PC 1 & PC 2 can't interact each other because they are using different gateway.
PC 1 is behaving normally, it can ping it's own Gateway (in this case 192.168.3.3) and got 1ms in return, &...
0
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1
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2k
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website blocked by netgear firewall
I have a Netgear DGN10000 supplied by Virgin Media in the UK. It is running the latest firmware (V2.1.00.25_VG). For some reason it appears to be blocking all URLs which contain "microsoft.com" but.......
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1
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1k
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Can I use 2 different models of Netgear Powerline Network Adapters together?
I have a set of XETB1001 and a set of XAVB101, I want to use the set of XAVB101 because they are 200mbps and 1 XETB1001, is that possible, or do I need to keep them paired?
Links to Products from ...
8
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1
answer
21k
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DD-WRT: Anyone know how to get RADIUS on the router so I don't need to rely on an external server?
Ideally, in my environment, the radius server would run on the router, so that we can save power.
Now, I've heard of people using freeRadius, which I've heard is great, but is kind of a pain to set ...
5
votes
1
answer
4k
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Using consul's DNS interface within docker containers
I've got a consul agent running on my host machine, and a couple of services running inside docker containers. I'm using 'gliderlabs/registrator' to discover these services and register them with the ...
0
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0
answers
1k
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How to remove an old "wired" connection internet connection that starts automatically under Windows 7?
A few months ago I stayed with a friend in another country for a couple of weeks and used their wired internet connection on my netbook. I don't recall if it was DSL or cablemodem.
I'm now staying ...
0
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1
answer
43
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Use webhost dns directly bypassing domain
This might be a stupid questions, since I don't know enough about how domains and the whole IP resolving infrastructure work but...
I have a domain, let's say domain.com. It's set up to point to my ...
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0
answers
33
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Not able to connect from remote machine
I am not able to connect to my desktop from remote machines. I suspect some firewall mis-configuration.
OS Details (Linux Mint 17):
11:16:23 ~ $ cat /etc/linuxmint/info
RELEASE=17
CODENAME=qiana
...
0
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2
answers
550
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is there a way to stream multiple desktops to one computer?
what I'm trying to do is to set-up a stream of multiple screens in one single screen. The desktops won't have a LAN connectivity so anything LAN related might not help, and all I want is the desktop ...
0
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1
answer
217
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Is my ISP throttling my internet connection?
So I have had issues for my internet this past month. It randomly disconnects and Windows says the default gateway is not available when I run the diagnostics. After some time it clears up and I am ...