Secure Copy or SCP is a means of securely transferring computer files between a local host and a remote host or between two remote hosts. It is based on the Secure Shell (SSH) protocol.

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Error backing up cpanel over scp

I'm trying to backup from cpanel to my home server and it's failing but I can't figure out anything from the error. My router forwards port 22222 to port 22 on my FreeNAS server. PuTTy works from ...
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4answers
8k views

FTP/FTPS/SFTP/SCP - Speed comparison [closed]

How do FTP, FTPS, SFTP, and SCP compare in terms of transfer rate and how can I compare them through testing?
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2answers
1k views

MTU on server accidentally set to 0, can't ssh into it?

My server had some problem with the ssh and I couldn't upload files of size > 10 KB, as scp would hang during the copy. I found a solution for this problem here, and I was changing the MTU, when I ...
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1answer
23 views

Remote SCP & SSFTP access to linux server denied

This situation is a bit embarrassing but I could really use some help. I took steps to secure my linux server by carrying out the following steps: created and use a different user to use in place ...
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1answer
45 views

Script to Push Files

Script to Push Files Hey Guys, Thanks for always being helpful, I have another issue that I need a little insight on how to fix. See the below script I have and the error I get. I don't understand ...
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1answer
3k views

SCP transfer only modified files

I'm using below command to transfer files cross server scp -rc blowfish /source/directory/* username@domain.net:/destination/directory Is there a way to transfer only files modified files just like ...
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1answer
46 views

How to force an ssh tunnel (or a ProxyCommand) to use an existing master connection? [closed]

There are three machines A, B and C running linux. I have root access to machines A and B but not to C. A is my local machine and I want to connect to C. C is only reachable through ssh over VPN. I ...
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2answers
110 views

fastest way to transfer small files (faster than scp) [closed]

Scp is quite slow for transferring individual files. What is the quickest way to do this? The reason I need speed is not because I have a large number of files to transfer. I just want the individual ...
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1answer
4k views

scp without known_hosts check

Is there any chance to skip the known_hosts check without clearing known_hosts or disable in ssh.conf? I neither have access to known_hosts nor ssh.conf yet. Don't find any suitable in man.
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1answer
33 views

rcp files from windows 2008 server to linux box? (Running rcp on linux)

I am trying to run rcp command on rhel6 server to copy over files from a windows 2008 server but see this error message. /usr/bin/rcp administrator@10.225.185.112:"C:\nfsqa-rhel62-vm01.root.keytab" ...
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5answers
184 views

Automate and create SSH keys for large number(Nearly 9000) of servers for almost 30 users

Is there a way to automate to create SSH keys for large number(Nearly 9000) of servers for almost 30 users
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3answers
2k views

Linux SCP File transfer No space left on device?

I am trying to transfer one zip file from a linux based machine to a Windows based using SCP. I can go through the transfer ok but when it completes it says "No space left on device". The ...
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1answer
18 views

Loaded files of the website with scp, but css files and images are not loaded [closed]

I have copied all the files related to the website to the server using scp, but the only css file that I loaded inside css folder on the server is not loaded by the html files. I have checked the path ...
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2answers
59 views

Is there a simple way to automatically send through scp any file modified in a folder to a remote folder? (one-way synchronization) [closed]

Put it simply: I have a folder full of files and subfolders with more files. I would like to have a mirror of that folder in a remote server so anytime a file is modified on my machine it gets ...
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2answers
98 views

Is rsync more robust than scp for connection reset?

On a big corporate firewall-ridden network, we have traditionally used scp to copy a few brand new files over from one machine to another, as part of the log-file rotation and analysis routine. ...
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2answers
49 views

Prevent Rsync and SCP from causing page timeouts on LAMP server

I'm trying to run Rsync to move static files from our Dedicated server to our new cloud server. The following command works but when it runs it is stopping any web pages being served rsync -azP ...
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1answer
28 views

Are ping results dropping when SCP'ing normal?

Whilst scp'ing a file to a server, the ping responses of the server drops to be 6 times slow at ~640ms. Is this... normal? I'm using nginx, is this an indicator that it needs fine tuning?
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4answers
169 views

scp inside sh-script with passphrase

I've got a sh-script for a backup scp /mybackupdir/* backupuser@backupserver:/backup Is there an easy way to add a passphrase to the scp? Or do I have to check if an ssh-agent is running and if not ...
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1answer
234 views

SCP transfer doesn't work and SSH ls freezes

I am trying to copy some file via ssh with a SSH-RSA public key. I've already accepted the host key in my server and viceversa so the keys are synchronized. Now I try to connect via SSH to the host ...
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2answers
90 views

Putting My RSA Public Key on RSA Key-Secured Server

Hello and thanks for reading, Basically, I'm taking over for someone on some system admin duties, learning as I go, but one problem I've run into is not having my public RSA key put onto a particular ...
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2answers
74 views

copy between remote server with local authentication

When I need to copy some files between two remote servers, I usually scp -3 user@server1:path user@server2:path unfortunately, since that routes traffic through my machine, that is very slow when ...
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1answer
86 views

Secure Copy of Directories and / or Files To a Linux Server [closed]

When copying files or directories to a Linux server, what is the difference between 'scp -r' and 'scp -R'?
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2answers
102 views

how to enable scp only on public interface and ssh only in internal interface

Server A has a public ip and a private ip, each on another vlan and thus on another virtual interface. How can I enable scp only on the public ip and ssh only on the private IP, for all users. Kind ...
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3answers
332 views

SCP to a server where I have SSH permission

I am trying to SCP a file I downloaded using this command: scp -v agenadinik@slabrams-desktop:/home/agenadinik/Downloads/agraph-4.2-linuxamd64.64.tar.gz ...
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4answers
107k views

Can scp copy directories?

Now I can only copy a single tar file,how can I copy directories recursively with scp?
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0answers
88 views

SCP Stalled : Server to Oracle VM

I have a oracle VM as a test environment, when I try to scp some files from my production server it always get stalled. Sometimes with very small file <5kb scp runs successfully. Please help. PS: ...
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1answer
165 views

scp to remote server permission denied

I try to copy files to a remote server (OSXServer) using scp. I have 2 user accounts on that server with what I thought the exact same settings. Now I tried the copying files into the respective home ...
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3answers
5k views

scp files and delete files on remote directory [closed]

I am a unix noob, so please be patient :-) I have a script that scps a bunch of files to another server. Suppose they are z1.foo, z2.foo etc. What I want to do is to overwrite the files at the ...
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6answers
10k views

How do I do Multihop SCP transfers?

I want to copy a file from my machine A to server C, but only have access to server C through server B. Instead of first transferring to server B, log in and then transfer to server C, Is is possible ...
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1answer
389 views

Securely copying files between two remote servers

I am trying to copy (scp) files from one remote server to another remote server. The remote servers are running Ubuntu and are using SSH authentication. The servers synchronise with LDAP, and all ...
0
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1answer
73 views

Cannot remote copy file via tunnel [closed]

I'm trying to get a file from server1 (localhost) with scp. I am accessing server1 from the gateway server2 (that is the only one accessible from the internet). I am able to open a ssh connection by ...
0
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1answer
355 views

MaxStartups and MaxSessions configurations parameter for ssh connections?

I am copying the files from machineB and machineC into machineA as I am running my below shell script on machineA. If the files is not there in machineB then it should be there in machineC for sure ...
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8answers
15k views

Allow SCP but not actual login using SSH

Is there any way to configure a user on a Linux box (Centos 5.2 in this case) so that they can use scp to retrieve files, but can't actually login to the server using SSH?
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3answers
10k views

PSCP: Upload an entire folder, Windows to Linux

I am using PSCP to upload some files from windows to linux. I can do it fine just uploading one file at a time. But I have some very large directories and I want to upload an entire dir at once. I ...
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2answers
3k views

scp to remote servers stalls, unable to isolate cause

When I copy a large file (100+mb) to a remote server using scp it slows down from 2.7 mb/s to 100 kb/s and downward and then stalls. The problem is that I can't seem to isolate the problem. I've ...
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1answer
48 views

Changing default ownership for files created by a user

I gave user "jdoe" access to SCP files onto a Unix server hosting Wordpress. Files this user creates within the /var/www/Wordpress folder (and subfolders) need to be owned by www-data or at least the ...
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2answers
2k views

scp using a password on the command line

I am trying to write a script that will deploy a build created on my desktop machine (windows/cygwin) to a machine in my test environment (linux). I would like to use scp to copy the build to the ...
2
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3answers
156 views

Rsync-like file transfer with no rsyncd or sshd on remote end

I need to transfer and then update a directory structure from a linux host in my network to another linux host in a customer network. My only access to the customer network is through a Citrix ...
0
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1answer
32 views

Change OpenVPN client, can I use the same server configurations using scp? [closed]

I want to change my old FC 4 client to new Fedora 19 client, but I need to use all the same files on openvpn and IP address. Can I use SCP command for copy all this configurations?
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0answers
2k views

freeSSHd SCP Linux to Windows Fails with “exec request failed on channel 0”

Windows has freeSSHd installed. Logging in with ssh from Ubuntu 14.04 LTS via SSH using Windows Login credentials works fine. Logging in with SFTP also works fine. This test is being run from a ...
5
votes
2answers
356 views

Passing a private key to scp from the command line instead of a file [closed]

Is there a way to pass the contents of a private key directly to the scp command instead of having to copy it to a file and pointing at it via the -i /path/to/key.pem option? So instead of doing: ...
0
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1answer
46 views

Improving “first copy” timing to distant data center?

Background: Our production rollouts comprise of below high-level steps. Take golden copy of code from single staging source. Stage code to multiple datacenters. Modify the staged code to have ...
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1answer
19 views

Can scp setup file mode of copied files?

The man page of scp does not mention any mode option. Is there a way (or other program) that could setup the mode for transferred files?
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3answers
3k views

ssh login successful, but scp password gives me “Permission denied”

I'm trying to get some blogging software up on an organizational remote server. I tried to set up a SSH Key but was having problems and decided that getting the blog up and running was more important ...
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3answers
11k views

SCP copy windows local file to linux remote folder

How to get a file from my path d:/test.txt and copy it to /etc/var/test/test.txt I've tried this: scp d:/test.txt /etc/var/test/test.txt but that didn't worked, how to set the hard disk from where ...
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2answers
54 views

SCP version of - ssh -A -t -l root 192.16.4.9 ssh -A -t node-17

I'm on a vpn. I ssh to a machine through another machine like so ssh -A -t -l bob 192.16.4.9 ssh -A -t node-17 I now need to scp a file from node-17:/tmp/something. How can I do the above in one ...
2
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1answer
99 views

How to create a web upload user for SCP

I have a server running apache as webserver. I need two user accounts to upload web content via scp. As example a wordpress installation. When I configure those users, and upload the files they are ...
4
votes
9answers
6k views

Is there a way to SSH / SCP to another server as a different user, via a script?

I need to automate a way to distribute files to many servers. The problem of course is I need to use a secure protocol (SSH or SCP) and the username / password on each server is different. The ...
3
votes
2answers
370 views

How to parallelize the for loop while scp the files?

I am running my below shell script from machineA which is copying the files machineB and machineC into machineA. If the files are not there in machineB, then it should be there in machineC. The below ...
3
votes
5answers
9k views

How do I SCP file between two Amazon EC2 server?

I am on Amazon AWS and I have two EC2 instance on my account. Trying to send rsa key via SSH to another EC2 instance using internal private IP. But its not working. scp -i .ssh/id_rsa.pub ...