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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.

1
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1answer
14 views

Netgear Powerline won't pair: how to troubleshoot?

A while back, I bought a pair of Netgear Powerline devices (PLP2000's) as an alternative to a sketchy wifi connection. They work perfectly. I wanted to provide wire-based network connectivity to ...
0
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0answers
9 views

Home WiFi problems with downstream routers on the same SSID and DHCP off

This is probably a very basic question, and I apologize, but I'm really not sure where to turn for networking help, and it's driving me nuts. At home I have a cable modem attached to a router - call ...
0
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1answer
26 views

how would I connect 2 computers with printer in home based network?

I have an old Thompson ST780i WL router and Speedport W 724V Type Ci that I don't use any more. How would I connect a laptop and I desk pc, let's call them A and B, to a printer (C) in a small ...
9
votes
4answers
2k views

How to communicate with a device that has an assigned “0.0.0.0” IP address?

I have an piece of industrial equipment that runs on a pretty basic OS called VxWorks. I usually communicate with the system for troubleshooting purposes by setting my IPv4 IP to the same range as the ...
0
votes
1answer
29 views

how to change my router public IP address

I'd like my router to have a different public IP network so I tried rebooting, restarting and my operator's support told me that I can try leaving the router off for 4 days, but I'm not sure if this ...
0
votes
1answer
21 views

Reroute traffic between two VMs through another VM

I'm trying to set up a really simple network topology, including two Ubuntu 16.04 as two hosts as follow: VM1 <--> VM2 Both VMs are connecting to the VirtualBox host-only network with static IP ...
0
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0answers
21 views

iPerf 3, no 'lost_packets' reported' in streams

I'm interested in getting the lost packets number in the 'upload' test on an Android phone. When I run -c xx.xx.xx.xxx -p 5200 -J -t 20 -u -R -b 1000000 on the phone I'm simulating a Reverse test ...
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0answers
26 views

Unable to put file on client's FTP in active mode from AWS ec2

We are unable to put file or even list files in active mode on one of our client's FTP from our AWS ec2 instance. All incoming ports are open. It is not working both via bash ftp command as well as ...
1
vote
1answer
22 views

tcpdump read both ipv4 and ipv6 packets from pcap

I'm trying to gain some info from payload of tcp and udp. The filter (tcp.stream && tcp.flags.push == 1) || udp.stream in Wireshark gives me both ipv4 and ipv6 packets. But I can't figure ...
0
votes
1answer
18 views

Setting up a reverse proxy without opening an incoming port (only an outgoing port) on the firewall

I've received an unusual request to which I'm not sure there's a solution. My client wants to host a web application on Machine A, and have it accessed only by visiting a URL of the publicly-...
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0answers
21 views

Connecting RS-422 devices on network using RS422 to IP converter

I have established a connection between my devices which work on RS422 protocol. It is a layer 2 network which is over fibre and the round trip latency is 19ms to 79ms depending upon the distance. ...
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0answers
18 views

Cannot change my network id or domain name On win 7 Enterprise

Im logged in as a local administrator on a machine part of a workgroup and find that Under the "computer name" tab in system properties, the option to click the "change" button or "network id" is ...
0
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0answers
21 views

Is it possible to get live total for traffic from a BT Home Hub 4 router?

BT show your traffic usage via an online app, but total is not live and is only updated daily. When on a limited monthly usage contract, it would be useful to have a live value for sum of upload and ...
0
votes
1answer
31 views

VirtualBox: Creating isolated web server accessible from internet with restricted access on LAN

I am sure this question has been answered before, but I can't seem to find a workable answer. I have a CentOS 7 virtual machine running inside VirtualBox 5.2.20 hosted on a Windows 10 Pro computer. I ...
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0answers
45 views

VMware and Linux

I have the following problem: I need to connect the virtual machine (windows 7) to my host(Ubuntu): My host Ubuntu have internet access. Ubuntu must as act a gateway of windows 7. Windows 7 VM must ...

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