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On Unix systems, binding to tcp port < 1024 from a process without root privileged is denied.
What was the initial reason and is it still valid ?
For example http server don't need root privileged to serve html page.
What process/protocol a Unix's ...
Started by Franck on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at serverfault):
It is reserved by IANA ,
The Well Known,
From a linuxquestions thread (read at the link for more context)
The port 1024 limit actually bites into the unreserved space and do not bother....
That port range is not supposed to be programmer defined.
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It's very annoying to have this limitation on my development box, when there won't ever be any users other than me.
I'm aware of the standard workarounds , but none of them do exactly what I want:
authbind (The version in Debian testing, 1.0, only supports...
Started by Jason Creighton on
, 10 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
That root privilege as soon as they've bound to the port but before they start accepting connectionsThe standard way is to make them "setuid" so that they start up as root, and then they throw away as root and the rest run....
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I was wondering whether it is possible to get port forwarding without being root or ssh.
Currently I do
ssh -L 20080:othermachine:80 localhost
Using ssh can get you certain benefits like creating encrypted tunnels etc. In the above example I don't do ...
Started by BlackShift on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at superuser):
A local port to a port on a different machine, you need something that will authenticate on that remote.
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Ask your Facebook Friends
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I'd like to list which ports packages are installed on the wonderful web host NearlyFreeSpeech.NET (a FreeBSD system) and I tried
pkg_info
and
pkg_info -a
and I get no output, no errors.
The folder
/usr/ports
is a symlink to something but I cannot cd ...
Started by Jared Updike on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at superuser):
NFS....
I've been hosted on NFS in the past and have always found they have good support for this sort of thing .
The best way is likely to contact the administrators and ask them for the information .
You're likely within a chroot jail for security reasons.
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I find that entry in the memory allocation list of my computer (Workstation -> Device Manager -> View -> Resource by Type). It takes up 256MB of RAM and I'm wondering what's it good for.
Started by Aaron Digulla on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at superuser):
From this Intel interconnect Hierarchy through....
Document
Root Port: A PCI Express Port, on a Root Complex, that maps a portion of the PCI Express“intel 945g pci express” is your motherboard, but no idea what is port 2771.
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I'm not sure if I'm using the correct term.
Where I work the only open port is port 80. I'm trying to stream music over internet radio, which uses port 8080. Is there a way to have my VPS connect to the stream on port 8080, and then have it redirect the...
Started by ryeguy on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at serverfault):
Then when you connect to port 80 on your VPS it's as if you had connected to tunnel ssh over port 8....
Http://oldsite.precedence.co.uk/nc/putty.html
Forward your VPS port 80 to destination port 8080.
You can use an SSH tunnel.
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Hi,
I want to be able to see the logs for root login using http ports 2087 or 2086. Just the http access that succesfully logged in as root not ssh access.
Want to add this as part of our maintenance.
Started by HRR1963 on
, 7 posts
by 5 people.
Answer Snippets (Read the full thread at webhostingtalk):
Lfd even sends an email everytime when we login to whm or ssh as root.
That's what I needed.
Lfd[11934]: *WHM/cPanel root access* from x.x.x.x Excellent.
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Is there a way on Linux (CentOS if that matters) to enable regular users to use ports below 1024? (open listening TCP socket on that port)
Currently I understand that only root has privileges to use those ports.
Started by Sarmun on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at serverfault):
Http on a specific port you could always....
Root will set the capabilityYou could create a wrapper which runs SUID and drops privileges after opening the port.
BIND_SERVICE capability to the program that needs to open this port.
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Started by AJKpeter on
, 1 posts
by 1 people.
Answer Snippets (Read the full thread at netbuilders):
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Fastest Dedicated Servers - Free Reboots - Full Root Access - Unmetered Port AJKservers Technologies has now introduced 1GBPS unmetered dedicated server deals making the servers the most competitive product in the market. AJKservers is committed to provide...
Started by AJKpeter on
, 1 posts
by 1 people.
Answer Snippets (Read the full thread at netbuilders):
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