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.
14,771
questions with no upvoted or accepted answers
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Raspberry Pi won't bring up wlanX interface - multiple wireless interfaces
Let me jump straight in.
I am using a raspberry pi 3 running latest version of raspbian (pixel) as a router/wifi hotspot
I have 3 wireless interfaces:
built in wifi interface (brcmfmac)
TP-Link ...
- 1,405
10
votes
3
answers
2k
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Attach to the same tmux session from different nodes of a cluster
I'm working on a computing cluster which has several hundreds of nodes. A load-balancing scheme picks an idle node to login to when ssh-ing into the cluster. As a result, it is very unlikely to re-...
- 301
9
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0
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What IP/ports should be opened for Docker Hub?
Given our client's restrictions, we cannot have our VMs completely open to the internet. However, we sometimes need to pull Docker images from Docker Hub.
We can white-list IP addresses and ranges, ...
- 201
9
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2
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4k
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Cannot make mobile broadband Vodafone USB connection Ubuntu 13.04
I have Ubuntu 13.04 and I bought yesterday a Vodafone USB stick for internet connection. I am located in Romania.
This is what I've did:
First Thing
Network Connections, added connection.
Selected ...
- 111
9
votes
1
answer
2k
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sshfs: cannot set file timestamp
Using sshfs with autofs on Ubuntu, I cannot set timestamps on remote files:
$ touch /sshfs/server/some/file
touch: setting times of `/sshfs/sshfs/server/some/file': Permission denied
I do have write ...
- 3,766
8
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1
answer
7k
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ssh randomly can connect, and sometimes "kex_exchange_identification: Connection closed by remote host"
Connecting to my server has never been a problem. But now I've added a mesh router in bridge mode to my regular router, and when I try to ssh to my server, sometimes it works fine, and other times ...
8
votes
2
answers
6k
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Shared connection frequently closes when opening a new connection
I'm making heavy use of reusing a shared connection which I open to a remote box at the beginning of my workday.
My .ssh/config looks somewhat like this:
ControlMaster auto
ControlPath ~/.ssh/...
- 301
8
votes
1
answer
16k
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Enable SMB file sharing on OS X - "Incorrect Password"
I have a Mac running Snow Leopard connected to an Active Directory domain. I can share folders on the Mac and view files from Windows without problems.
When I try to enable my Mac account for write ...
- 524
8
votes
1
answer
36k
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Pass VirtualBox Guest connections through proxy
The computer is inside a company and only have internet access through proxy. I want the guest inside the VirtualBox to access the internet without changing anything in the guest. The host is Windows ...
8
votes
1
answer
2k
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How to prefer ipv6 over ipv4 only for specific websites?
I only have ipv6 connectivity via a HE tunnel on my router, so normally I want to prefer ipv4 over ipv6. For some websites however, I would like to prefer ipv6.
Right now I have just set ...
- 81
8
votes
1
answer
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Forcing *BSD to accept both IPv4 and IPv6 traffic on a single socket
I have tried a ton of stuff and keep coming up entirely empty handed.
Allow me to frame the situation:
I have a *BSD Jail setup in FreeNAS that runs a Plex Media Server (Plexpass). It has IPv6 ...
- 632
7
votes
0
answers
14k
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netplan configuration not active -- ubuntu 18.04
trying to set up a fixed IP address on one of two NIC. I try using netplan. Not working at all.
Not an expert on this, I am out of my wits and ready to roll back to some other way (networkd). Maybe ...
- 171
7
votes
1
answer
2k
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Windows Explorer freezes for 30 seconds when I click on (or even mouse over) a disconnected network drive
I have a network drive mapped in My Computer and displayed on the task bar beside my other drives.
Sometimes the server which hosts the network drive is physically powered off.
When the server is ...
- 777
7
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0
answers
2k
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Docker is creatting another default network route overriding default one and disabling internet connection
I'm using docker, and when I started some container it starts the docker network interface. With it the daemon set-up 2 new routes, including a new default route, overriding my old one. And, of course,...
- 234
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0
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What is IPv6 connection sharing and why do I want it?
I can't easily find any good information on what IPv6 connection sharing is, nor how it affects my local network topology. I can only find a bunch of information on how to enable it and how turning it ...
- 243