For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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370 views

Disabled firewall on a Asus router and now can't connect

I have an ASUS RT-N12 wireless router with WAN web access. A dummy of the router web interface can be found here. I had "Enable Web Access from WAN" on and was able to access the web interface via a ...
1
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1answer
90 views

Why did I get this output while using traceroute with openvpn?

I set up a vpn using openvpn command with a certificate bundle downloaded from vpnbook.com. Then when I did traceroute www.google.com I got all stars output. I want to know why I got that output. ...
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2answers
271 views

Wifi router bridging

My primary router is HG 8247 Huawei ONT Device with primary gateway 192.168.100.1. I want to extend its range using a TPLink WR740N i have lying around. I have done the following without success: ...
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0answers
219 views

Mac OSX unable to SSH connection reset by peer

I have an SSH server running at home and I am trying to connect to it from school. But when I try to connect I get: ssh_exchange_identification: read: Connection reset by peer However, when I ssh ...
4
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1answer
54 views

Can PXE be run over a multi-port bridged nic?

I have a system which i've configured and tested with one ethernet port that acts as a PXE server, and it works. I also have a quad port nic sitting around I'd like to utilize so I've been wondering ...
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0answers
27 views

Wireless router error 'cable unplugged'

I bought a wireless router and set it up, it worked the first time, but I forgot the admin password so I had to hard-reset the router. After that it's unable to connect to my ISP again, it keep says ...
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1answer
1k views

How do I change the order of WiFi Networks in Windows 8.1 to give priority to one over another?

In Mac OS X you can change the order of remembered wireless networks by moving them up and down the list. This will change which WiFi network gets connected first. I can't seem to find the equivalent ...
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1answer
56 views

Data from two modems for faster browsing? [duplicate]

I'm stuck with DSL Lite (a slow Internet connection). Is it possible to speed up my AT&T 'DSL Lite' connection by augmenting it with some bandwidth from my Cellphone's tethered 'hot-spot' ...
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18 views

Can I bridge 3 Internet Connections in Windows 8 [duplicate]

I have 3 DSL connections with three different modems which goes into three different lan cards. Now I have seen in some sites that you can bridge these three connections into one. So using bridge ...
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2answers
1k views

Can't ping computers via a bridged connection

I've got the following setup: PC running Windows 8.1 with a Wifi card connected to the local network and an ethernet cable running to a laptop. Wifi and Ethernet connections are bridged. Laptop ...
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1answer
2k views

Get USB tethering from Android device to work on Debian 8

I'm trying to get USB tethering to work between a Nexus 5 phone (running CM11) and my desktop running Debian 8. I connected the phone to the computer via USB and got these messages: [14972.580738] ...
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0answers
216 views

Windows 98 networking doesn't work in QEMU

I installed Windows 98 in QEMU. I want to run networking in user mode. I start it with qemu-system-i386 win98.img -m 256 -soundhw sb16 so it should be using default network hardware and probably ...
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1answer
84 views

Improving EC2 ping times from home

I've been trying to run a gaming machine in EC2 following the excellent blog post by Larry Land here. The problem I have is latency from my home to my nearest AWS region. I get a ping of around ...
1
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1answer
303 views

Network share readonly for Java Application

We have a windows server with Windows 2008 R2 SP1. This server provides a network share, let's call it Data. The permissions are set to Read/Write for all domain users. Multiple PCs (PC1 to PC4) in ...
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1answer
631 views

Sharing Android Phone's WiFi connection with OSX

Is it possible to tell OSX to connect to an Android phone (Sony Xperia Z2) via BlueTooth / USB and use the WiFi connection that's setup on the Android phone? I've tried to setup Bluetooth PAN on the ...
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0answers
64 views

Why can I access a domain from a computer and not from another one on same local network

I registered a new domain name but forgot to setup dns servers. I typed the domain on a computer and was redirected to registrar parking page. So I added dns server and could access the domain on any ...
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2answers
188 views

How can I connect to Wifi and Wired LAN on the same computer?

I recently bought a Brother laser printer with built-in WiFi. I purchased a USB WiFi adapter for my Dell desktop PC to connect it to the printer on the network. The PC is also connected to the same ...
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3answers
1k views

Configure router to receive internet connection from laptop's ethernet port

For some reason, our government ISP filters our ADSL connections greatly when using routers, while if we connect directly our computers to the ADSL modem we get the speed we pay for. So, i am using ...
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0answers
91 views

UDP traceroute delay?

We are seeing timeout packages when running traceroute command between two Linux systems on a private network. However, we do not see such symptoms using TCP or ICMP over traceroute. This is a private ...
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0answers
73 views

Inter host name resolving

I am trying to setup a lily cluster where in it talks about Network Configuration which I am unable to understand.Kindly explain me the network configuration and how am I supposed to do this ? ...
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1answer
65 views

Laggy SSH sessions on local network

I have two machines: Windows 7 connected by ethernet to a router NixOS laptop, connected wirelessly to same router My issue is that sshing from Windows to NixOS is extremely laggy. If I ping NixOS ...
0
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1answer
344 views

How to connect to a device within my network but connected to another router

I have a main router, which is connected to my ISP. Then, I have two sub-routers and a NAS-server attached to my main router. See image below: Image Problem: I cannot access any other device in my ...
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3answers
2k views

Steam can only connect in TCP mode, cannot join any gameservers

A few months ago Steam stopped being able to log in. I thought there may be a server outage so I waited a few days but when it still didn't work I started investigating. I ran through Valve's Network ...
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3answers
76 views

Will home router retain dynamic IP?

The cable from my ISP is connected directly to my computer. Problem is I have a dynamic IP address that changes every time I disconnect and reconnect, otherwise it will not change by itself if I stay ...
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1answer
20 views

PC accessing from remote site

I have Head Office and remote site, both location have different IP Addresses (Head Office 10.10.1.x mask 255.255.255.0, Remote IP 10.20.3.X mask 255.255.255.0), my scenario is that I have a PC IP ...
0
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1answer
32 views

How is mac address shared from one host to another?

If i have two systems in the same network, how is the mac address shared in the network access layer? By this, I mean how is the destination mac address known to the source?
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0answers
49 views

Routing RDP traffic to Windows 7 VM using pf

I have a machine running OS X Server which has a Windows VM running via Parallels. I need to route traffic from the external adapter on port 3389 to an internal/virtual adapter. I have tried quite a ...
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2answers
37 views

Private ip dhcp for pxe boot

Sorry this might be a stupid question as I don't know the exact term to google. But this question has been in my mind for a while. Let's assume machine A is the isc-dhcpd server with two interface. ...
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1answer
60 views

virtualbox - access host (linux) filesystem from guest (linux)

I need to access files on a linux host from a (linux based) live-cd virus scanner running on virtualbox. The virus scanner only allows me to configure the network's IP address etc. Any chance to do ...
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1answer
941 views

virtualbox: How is the Gateway IP of a guest OS determined when configured as NAT

In a host system, a gateway generally refers to the IP address of either a router or a network segment. Generally, the output of route PRINT or route -n corroborates to the actual IP of my gateway. ...
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0answers
92 views

TCP packet issue with 802.11ac but not with 802.11n on an Android Nexus 6

I have an Android Nexus 6 that connects to my computer via an ad-hoc network. When my phone connects to the 802.11n card (TP-LINK 300Mbps Wireless N), the bytes are sent with no issue; verified with ...
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2answers
72 views

Share 3 Internet Connections with one router

I have 3 internet connections with three ADSL modems (three modems doesn't have wifi). I own a router which has 4 Lan ports and 1 Wan port. Now I want to connect the three ethernet cables (of the ...
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1answer
67 views

RJ45 connector crimping… Does it really make a difference as long as the cabling is “straight”?

Yes I am aware that there are standards on how to crimp a RJ45 connector. But my question is... does it really make a difference as long as both ends have the same color coding? Technically, it ...
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2answers
86 views

Why did setting a static IP fix my LAN connection issue?

My router is working perfectly, and all other computers use automatic DHCP to get an IP address (all hard wired--no wireless). This one laptop lan connection kept getting stuck "identifying" the ...
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2answers
328 views

Cannot copy large files between a Mac and a PC over WiFi

I have a 17" MacBook Pro (Late 2011 model). Whenever I copy a large file between them (> 1GB), the transfer stalls or fails outright after the 1st gig or so. It doesn't matter if the file is on the ...
0
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1answer
724 views

RDP connection gives nca_s_fault_access_denied

I have 2 PCs on the same network with fixed IP addresses and firewalls turned off. Windows 7 Professional and the service running on a Windows 7 Enterprise editon. System running with DCOM service. ...
0
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1answer
129 views

Public IP address to internal IP address Mapping on Watchguard firewall XTM 5 series

How do I configure NAT Mapping on Watchguard firewall with public ip address given by the ISP to internal web server private IP address? Many thanks. Public IP address ---> Internal Web Server IP ...
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votes
2answers
2k views

Setting up DHCP and NAT on apple extreme with Virgin Media SH (APPLE)

I'm currently going mad trying to get my Apple Time Machine to be the DHCP and NAT Server. I've turned off DHCP in the Super Hub config and turned DHCP and NAT on in the Time Machine. Doing this, I ...
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0answers
244 views

Internet connection repeatedly disconnects/reconnects on only 1 PC with new router

Recently I have replaced an old wireless router with a newer one, and since then one of my devices has been experiencing repeated disconnection and reconnection to the wireless network. My wireless ...
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0answers
534 views

Intermittent recurring ping general failure to internet but not router

I have found very few posts that fit my exact scenario, but the ones I've found don't have helpful answers. (Like this one: ...
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1answer
35 views

Acer/Windows 7 Not connecting to wifi on specific network

My computer won't connect to my school network via wifi, I'm able to plug it into a port to connect, but it won't connect with the wifi. Well, it connects to the wifi, and says its connected to the ...
4
votes
2answers
4k views

“Private” MAC Address

I'm not new to home networking and I've been running DD-WRT routers for years. I'm a software developer, so "technologically" curious by nature but admittedly have never really researched in-depth low ...
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2answers
55 views

Error upon File->Open, every time, in TextPad

I have a Windows 7 Professional desktop that I have begun to use, logged in as a network user to a Samba4 AD domain. Whenever I go to open a file within TextPad (e.g. by choosing Open from the File ...
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3answers
83 views

Is there any way to share one laptop's monitor with another laptop?

As you may know, It is possible to connect two monitors to a single computer. I want to know if is there any way to use my ASUS laptop's monitor as a supplementary monitor for my VAIO laptop for ...
0
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0answers
36 views

How to chain VPNs, specifically with HMA and CB?

If I may, I heard that one could use more than one VPN, but when I try to they don't configure to work together. How do I configure them to work together? I say that because I'm trying to learn ...
2
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2answers
445 views

Network error: The specified network name is no longer available

I'm receiving this message after getting a list of files. And trying to move a file out of the list. There is no Antivirus software installed on this server. The server is Win Server 2003 SP2.
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1answer
61 views

Cannot set MAC address to any hex of my choice

I set my mac address for the wifi chip via: /sbin/ifconfig wlan0 down /sbin/ifconfig wlan0 hw ether ${WIFI_MAC_ADDR} /sbin/ifconfig wlan0 ...
2
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0answers
1k views

Openwrt bridging issue between wireless and ethernet port

I've this scenario: an AP connected to the STA wirelessly, the AP is a DHCP server I have following configurations in /etc/config/network of the AP: config interface lan option ifname 'eth1 ...
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3answers
138 views

Why are we getting low download speed as compared to the our bandwidth from browser? [closed]

Our bandwidth is 16Mbps 1:1 leased line, and we have been getting download speed of about 1.3+ MB/S earlier. But for 2 weeks we are getting a maximum of just 150-200 KB/S although the speed test ...
2
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1answer
79 views

tcpdump capturing packets only when interface is specified

I have tried 3 different ways of capturing a stream of packets coming into my server. Two of them work and the third does not. I am trying to determine why it is missed by the third approach: ...