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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“Corrupted MAC on input. Packet Corrupt” on file transfer over SSH, SCP, and FTP on Linux Server

help on this would be great. Specs: LAMP server Linux OS - Debian 5.0.1 4x Intel(R) Xeon(TM) CPU 2.80GHz Important Packages: openssl - SSL security iptables - firewall to block all requests ...
3
votes
3answers
6k 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 scp files and delete files older ...
2
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1answer
41 views

SCP command hangs while transferring small files

I have a new server in a private subnet in an AWS VPC. I have a NAT instance in the public subnet of my VPC, and can connect out to remote servers fine. However, when I try to scp files, things seem ...
7
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2answers
5k views

What does limit performance of scp?

I've two Debian Linux machine connected via 1 Gbit LAN. I can measure this with a raw HTTP file transfer with wget which gets around 100MB/s in either direction. When I now use scp, the maximum ...
0
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1answer
51 views

How to scp file to remote servers' root directory and run sudo commands?

NOTE: The servers does not share the same password but I will setup no-password login at first. Here's the use case, I need to do these below step by step in my deploy.sh: scp files to remote ...
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0answers
26 views

Can the veeam FastSCP tool be pointed at any SSH server?

The FULL veeam backup suite has a "Linux Target" option where you can point the backups to a Linux server over SSH - but it really has to be a Linux server, and it has to have perl installed and sudo, ...
2
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2answers
2k views

scp - skip a file while running

I'm running scp and copying a folder from remote server, I'm running with -rl , so i see the files being copy, is it possible to skip current file some way?
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0answers
44 views

Backing up VMWare VMs to a Linux server using FastSCP from veeam

My goal is to back up VMWare ESX/ESXi VMs to a local fileserver. The local fileserver is either a plain old Linux system with SSH or a FreeNAS system. Both of those systems would accept scp/sftp ...
0
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0answers
19 views

Permissions of files and subfolders in /var/www/html (Ubuntu 14.10 + Apache2) [duplicate]

I have some questions about permissions and ownerships of folders and files in Ubuntu Server 14.10 + Apache2. Is it correct that /var/www/html is owned by root:root by default? As far as I read, it ...
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1answer
42 views

Fastest way to copy small files over secure network without regard for file mod times or size

I want to sync files in dir1 and dir2 (two different servers). I do not care if the file sizes or modification times differ. EXAMPLE: dir1 contains file1, file2, file3, file4, and dir2 contains ...
29
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8answers
18k 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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1answer
146 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
38 views

PSCP not copying all the files from Linux Server [closed]

I am trying to copy a folder/directory from Ubuntu Server to Windows using PSCP. I am using following command to copy: pscp.exe -r -pw pass user@10.10.10.11:/u02/mycode/code . Above command does not ...
128
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4answers
143k 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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2answers
107 views

Copying data between AWS EC2 machines

There are times where, in order to do some debugging or perhaps a manual migration, I need to copy large chunks of data from one EC2 instance to another. When the size of the data is tiny, it's simple ...
1
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2answers
636 views

How to use ssh to copy a file multiple hops with agent forwarding?

I have a group of servers all properly configured with SSH agent forwarding. It is a typical bastion server style configuration where the only machine you can connect to from the outside is server A. ...
1
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2answers
258 views

Remote editing with diff / patch?

I do most of my work in vim. I much prefer to edit files using vim locally rather than sshing into a server and running vim there, for many reasons, one of the most important being UI responsiveness ...
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5answers
15k views

How to _MOVE_ files with scp?

How to not copy but move files from one server to another (both Linux)? man scp didn't give me anything useful. I cannot use 'scp' then 'rm' because I must make sure the file is successfully ...
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0answers
11 views

Is there a way to restrict a user's access to scp only (ie no ssh access)? [duplicate]

I don't need the user to have ssh access. They should only be able to copy files using scp. Is this possible?
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3answers
100 views

Quickest way to replicate small files on 4 machines?

I have 4 servers, all on a secure local network. Each server runs script.php (every minute). script.php reads from a local dir called /arc, does a file test, and writes a new file back to /arc. ...
29
votes
8answers
18k views

Quickest way to transfer 55GB of images to new server

I currently have two CentOS servers. I need to know how and what the quickest way would be to "tar" up the images directory and SCP it over? Is that the quickest way that I just suggested, because ...
0
votes
4answers
13k 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
2k 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 ...
0
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1answer
61 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 ...
0
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1answer
88 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 ...
4
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1answer
5k 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 ...
0
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1answer
71 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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votes
2answers
385 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 ...
4
votes
1answer
5k 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.
0
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1answer
95 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
217 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
21 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
74 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
67 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 ...
0
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1answer
33 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?
4
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4answers
309 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 ...
1
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1answer
614 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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votes
2answers
169 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 ...
1
vote
2answers
89 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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votes
1answer
93 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'?
0
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2answers
260 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
347 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 ...
0
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0answers
129 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: ...
0
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1answer
216 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 ...
33
votes
6answers
12k 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 ...
1
vote
1answer
584 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
votes
1answer
106 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
451 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 ...
7
votes
3answers
13k 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 ...