Questions tagged [protocols]

Tag for questions related to data transmission rule sets.

Related tags

(Ordered by OSI model layers.)

Physical:

Data link:

Network:

Transport:

Session:

Presentation:

Application:

Related links

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What is the need for rsync server in daemon mode

I don't understand the need for an rsync server in daemon mode. What are the benefits from it if I can use rsync with SSH or telnet?
Hanan
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In what sense does SATA "talk" SCSI? How much is shared between SCSI and ATA?

This is nothing new to me at least, that SATA actually "talks" SCSI, hence why these SATA devices show up as SCSI devices in Linux. A related question has been asked before, e.g. Why do my SATA devices show up under /proc/scsi/scsi? However what…
AttributedTensorField
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command-line tool for a single download of a torrent (like wget or curl)

I'm interested in a single command that would download the contents of a torrent (and perhaps participate as a seed following the download, until I stop it). Usually, there is a torrent-client daemon which should be started separately beforehand,…
imz -- Ivan Zakharyaschev
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Why do popular TCP-using services have UDP as well as TCP entries in /etc/services?

I'm reading a book on network programming with Go. One of the chapters deals with the /etc/services file. Something I noticed while exploring this file is that certain popular entries like HTTP and SSH, both of which use TCP at the transport layer,…
sixty4bit
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What network protocols does a Postgres database server use?

I have a postgres 9.1 server running on the default port 5432 on an Ubuntu 12.04 cloud server. I want to open up the port, so I can make remote queries -- but I have to open the port on IP tables, which requires that I specify a protocol. This doc…
bernie2436
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SMB protocol min max values available?

I am running Samba 3.6 in SLES 11.4. I recently added in /etc/samba/smb.conf in the [global] section the following min protocol = SMB2 max protocol = SMB2 this was done to allow communication with Windows10 clients that are starting to come…
ron
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mounting dropbox (for exploring the files)

I want to simply be able to explore a dropbox filesystem, without much additional load on CPU, memory, storage (i.e., without saving copies of the remote files locally). It seems that the official client consumes much reosurces (and would do…
imz -- Ivan Zakharyaschev
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Why telnet is considered to be a protocol? Isn't it just a simple TCP send/echo program?

This is more like a conceptual question. I need some clarifications. Today I was learning some socket programming stuff and wrote a simple chat server and chat client based on Beej's Guide to Network Programming. (chat server receives clients…
Rick
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Why does SSH show protocol as tcp6 *and* tcp in netstat?

$ netstat -nat Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN tcp 0 0…
user80551
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Why Linux syslog file does not follow the RFC3339 protocol?

Why Linux syslog file: /var/log/syslog does not follow the timestamp format defined in the protocol https://www.rfc-editor.org/rfc/rfc5424#page-11?
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Does the X windowing system suffer from scalability?

One of my professors was telling us about scalability problems, and said that the X protocol was a prime example of a not scalable protocol. Why is that? Is it because it is very hardware dependent? I know that X is used in modern unix/linux…
SetSlapShot
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Debian Kde Iceweasel/Firefox: setting custom protocols handlers

I recently switched from Ubuntu 10.04 gnome to Debian wheezy Kde. Everything's work fine, except to the Iceweasel/firefox custom protocols! I added komodo.protocol in my ~/.kde/share/services with: [Protocol] exec=python /path/to/my/script.py…
Strae
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How to copy someone's else folders from public.me.com with a wget-like tool?

How can I copy a folder from http://public.me.com/ (a service related to iDisk, or MobileMe) to my local filesystem with a Unix tool (like wget, a command-line non-interactive tool)? The problem is that the web interface is actually a complex…
imz -- Ivan Zakharyaschev
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Using xdg-open for accessing network with normal explorer

I'm working with small network and I want to start network explorer from a terminal. When I tried to type xdg-open network:///server it opened google chrome and did nothing. I also tried to type smb://server but it hasn't helped me. I really need to…
user35443
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IM program to support yahoo video calls

I have been trying to migrate to Linux from Windows during the past one year. Until I completely deleted my windows and I have been using Linux mint 15 for the last 30 days. I am really satisfied. I have one huge problem. I have relatives in other…
Ali
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