Questions tagged [scp]

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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Accessing RDS or EC2 instance without '.pem' key

I am working for a charity who has a few of their services on AWS. They hired an agency years ago to spin up these intranet and tools platforms. I am trying to get a dump of their db, for backup ...
CJ Bradley's user avatar
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33 views

scp with variable driven server is not working

#!/bin/ksh/ SERVER_NAME=bcpstd.root.net FOLDER_ROOT_PATH=/data/feed/daily CURDATE=`date +"%Y%0m%0d"` scp gfstd@${SERVER_NAME}:${FOLDER_ROOT_PATH}/details_all_data_${CURDATE}.dat.gz /local/...
Pat's user avatar
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200 views

File transfers very slow in one direction

I am having trouble debugging a connection issue : Server A (OMV) has a fast internet connection : 900mbps down / 600 mbps up Client B (Windows 10 using wsl) has a decent internet connection : ...
Elerir's user avatar
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216 views

SSH and SCP not working

I know that this is not really a server error, but I have been having troubles connecting to my servers via SSH. To be perfectly clear, I have verified that the servers' SSH server works properly. I'...
Dimitar Veljanovski's user avatar
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1 answer
42 views

copy many files with big sizes over rsync

I have database server on AWS and the backup of databases are over 1000 files with sizes can reach 5GB, I am using a script to copy the backup to my data center using rsync, but the copy is slow, I ...
Khaled Hussein's user avatar
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1 answer
182 views

Suddenly, outbound scp, sftp, rsync, & ssh /bin/true fail; ssh still works

Problem On my MacBook Pro running Mac OS 10.15.7, I cannot do outbound scp, sftp, or rsync to seemingly any server (I've tried ~10 I own). I also cannot run remote commands by ssh, e.g. ssh ...
Michael Sorice's user avatar
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1 answer
257 views

For rsyslog - to what facility do ssh and scp belong to?

I am trying to send all the ssh and scp error messages to a pipe and to configure this in the rsyslog.conf I need to know the facility for these services. Does anybody know this or a resource where ...
A Mere's user avatar
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Why does ssh command fail whereas scp command succeeds inside of linux box on aws codebuild?

On a linux vm inside of an automated codebuild CI/CD Pipeline this command executes as expected: scp -v -i /path/to/key ./scp_test.txt user@host:$target_dir However, a similar ssh using the same ...
Jon TouVelle's user avatar
0 votes
1 answer
135 views

Webmin backup via ssh not working with remote rush shell

I want to make backups from Webmin, initially the configuration backups, to a remote server securely. I'm new to Webmin and to rush. This seems to be a config issue with Webmin, rush, or sshd. My ...
Norman Henderson's user avatar
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1 answer
957 views

Where to put files into my Ubuntu server so I can access them publicly from a web browser?

Sorry if this is a very dumb question, but I'm totally new to server administration. I already know how to add files to a web hosting solution through FTP/SFTP, however I have no idea how I can do ...
Another Dude's user avatar
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192 views

SCP on Ubuntu OpenSSH Server for Cisco backups

I am having a bit of an issue and I believe I need some help. We have an On-prem SFTP server which will be deprecated soon, so in the mean time I need to set up another SFTP option in AWS running on ...
brianbelden's user avatar
1 vote
0 answers
149 views

How to troubleshoot a server having SFTP, SCP transfer speeds of around 500 KB/s with many but not all machines?

We have two Ubuntu servers that have very slow upload and download SFTP, SCP, and RSYNC speeds, around 500 KB/s, when connecting from most home machines. These servers have fast corporate Internet ...
Jake's user avatar
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1 answer
136 views

Openstack nova cold migration failing on rocky 9 due to sftp subsystem error

I have deployed a multinode deployment of OpenStack using kolla ansible (deployed following the openstack deployment guide) on 2 rocky linux 9.1 machines. When attempting to migrate one instance ...
N. Komodo's user avatar
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1 answer
393 views

Routine SCP Command fails (VPN/Network Active)

My dev machine runs on Fedora (36). Recently I attempted to scp a file to a remote server (CentOS 7) and got a cryptic error message: scp: dest open(""): No such file or directory The ...
virtualeyes's user avatar
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458 views

Ubuntu 20.04 / 22.04 - Remote ssh or rsync killing all process from user

I got a weird strange odd behavior (there's not enough adjectives for that) on Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. This is a IBM Db2 test server. The server runs a Db2 service under db2inst1 user ...
adamitj's user avatar
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1 answer
419 views

Can I seperate SCP and SSH login, using different ports and different users?

I want to separate SCP to be on a different TCP port than the regular port 22. Using this port, a user should only be able to run SCP commands but not to do a regular SSH login. That user would not ...
Yair's user avatar
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2 votes
1 answer
405 views

SCP between 2 remote servers with local key

I'm currently using KeePass and ssh-agent for passwordless ssh/scp access to servers. I also use the ~/.ssh/config file to make life a bit easier. I find it works quite nicely for most of my use cases....
MarcAllSys's user avatar
2 votes
1 answer
2k views

SCP requires user to have home directory?

I was doing this: scp aaa.txt $user@$server:~/my-folder/aaa.txt and it works. I need something more "common" so i decided to create a specific user and to use a folder in the root path. scp ...
Alex 75's user avatar
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2 votes
2 answers
4k views

Using scp to copy multiple local directories to a server?

I'm trying to copy multiple directories with one command. It's kind of a mess since there are spaces in the paths, but I can't quite get it to work. Imagine a structure like this: /path/to/some ...
jrronimo's user avatar
0 votes
1 answer
154 views

scp between two redhat server stalls at 98% for long time

I have 2 RedHat servers (say rhel-01 and rhel-02) with 40G ports connected via 40G switch. When I'm trying to copy any large file (larger than 1G) from rhel-01 to rhel-02 it stalls at exactly 98% for ...
akjon RooSho's user avatar
1 vote
1 answer
375 views

Why is iperf3 data transfer slower than scp?

I have been measuring the throughput between two hosts connected via a fiber channel. The OS is CentOS 7.9.2009 and iperf3 version is 3.1.7 (RPM). One of the tests was the measurement of transfer ...
pdp's user avatar
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2 answers
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scp with -C flag does not perform compression

The scp man page shows that the -C flag can be used for compressing a file on the fly while performing a remote copy - $ man scp | grep "\-C" -C Compression enable. Passes the -C ...
Anish Sana's user avatar
1 vote
1 answer
877 views

getting "broken pipe" at about 1.2 MB files (from HP-UX to macOS) ... how fix?

I'm getting "broken pipe" while trying to scp files larger than about 1.5 MB from a remote HP-UX system to my local Mac. Any suggestions, please? Small files work ok, up to about 1.1 MB or ...
Stan Sieler's user avatar
2 votes
2 answers
728 views

ACL settings works when using ssh but not with scp command

I have setup an Arch Linux machine with a user 'archie' with a primary group 'users' as: useradd -m -g users archie Whenever archie creates a file in his ~/shared directory I want the group users to ...
Jörgen's user avatar
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0 votes
2 answers
1k views

Copy a file via SCP to target but move directory structure upwards?

I need a script for my Java project (on Ubuntu) to deploy the .jar file to a remote windows server using scp. This is what my script looks like: scp build/libs/app.jar [email protected]:test/ The app....
xetra11's user avatar
  • 351
2 votes
1 answer
2k views

What does warning `client_input_hostkeys: received duplicated ssh-ed25519 host key` mean?

When I use scp to copy some files from a server, I've lately been getting the following warning: $ scp -rC myserver.com:~/test.log . client_input_hostkeys: received duplicated ssh-ed25519 host key I ...
Cornelius Roemer's user avatar
-2 votes
1 answer
1k views

Is openssh-server safe on a local network? [closed]

Quick description of my situation: 2 home use computers, both connected to a standard AT&T router. Both computers get a 192.168.1.x IP address from the router. I have no idea what the IP of the ...
cdahms's user avatar
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0 votes
1 answer
88 views

ssh-copy-id -- send pubkey to other location then ~/.ssh/auhtorized_keys?

I want to acces a remote server via ssh which has set the location for authorized keys set as /path/to/ssh/authorized_keys.%u. Now I am wondering how I can motivate ssh-copy-id to create an ...
vrms's user avatar
  • 287
0 votes
1 answer
791 views

scp from Windows Server to Unix server works but not the other way around

I installed OpenSSH on my Windows Server machine to use SSH. To test this out, I ran this command from my windows server. scp test.txt [email protected]:/path Which worked, I can see the ...
J.Do's user avatar
  • 101
0 votes
1 answer
177 views

Issue with Apache permissions with scp'ed document root content

I have a server running apache which has as document root /var/www/html/. Apache runs as apache:apache. This server is filled with content which is scp'ed programmatically from another server which ...
JoeSlav's user avatar
  • 109
1 vote
0 answers
340 views

Rsync or scp from/to a Docker containerized shell

I want users can access via ssh to a container. Or, more precisely: host users can access to a containerized shell. This could look strange, but it works: $ cat /etc/passwd | grep staging staging:x:...
Manel R. Doménech's user avatar
0 votes
1 answer
214 views

Expecting a password in the middle of script in RHEL [closed]

I want to copy files from another server it's expecting a password to copy... Where as sshpass is working in Ubuntu, but in RHEL is there a way to pass the password in the script.
Praveen's user avatar
0 votes
0 answers
84 views

Can I use SCP while having multiple AuthenticationMethods, like publickey,password?

My task is to create a bash script that will copy files from server2 in my server1. The issue is that I can't connect from one server to another. I have whitelisted server1 IP on my server2 22 port. ...
Daniel's user avatar
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3 votes
5 answers
24k views

scp and sftp failing with "client_loop: send disconnect: Broken pipe" (MacOS 11.3 issue?)

As of 2 days ago, my attempts to scp files from my laptop to servers consistently fail for files larger than ~200 KB with the error "client_loop: send disconnect: Broken pipe" This coincided ...
Alexander L. Belikoff's user avatar
1 vote
1 answer
754 views

How to use scp when cygwin is used as default shell

I have installed openssh-server from optional features on a Windows machine. I can ssh and scp (I need upload only) from my Linux box; However I don't like cmd shell, so I installed Cygwin and set it ...
Ali Asadpoor's user avatar
-1 votes
2 answers
688 views

SCP exit 0 when using un-initialized variable and fail to copy

I am trying to test if a file fails to transfer using SCP. I noticed if I use a un-initialized variable, I get exit 0 even though the SCP fails. For example, I have an empty variable called ...
coyoteee3's user avatar
0 votes
2 answers
184 views

How can I ask a remote server that was never connected with my local machine to connect with me by SSH?

I use an old server, that has not been updated and that cannot be updated. The OS is FreeBSD, there is no Python, obviously Ansible, and no sshpass. I access this old server from my personal computer ...
CéCode's user avatar
1 vote
0 answers
232 views

OpenSSH Windows server 2012 : SCP process randomally working : with passowrd authentication

I have created a openSSH SCP bat script and scheduled task to run as SYSTEM. I use publickkey authentication method. For that converted a private key of winscp to openSSH key using putty key gen and ...
TAMIL VED's user avatar
0 votes
0 answers
36 views

Send command to another machine in a secure credential way

I have a question to ask you: I am creating a script to use with certbot for the renewal of certificates via DNS, everything works correctly on the same machine where BIND is also running (this ...
MrTaik's user avatar
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0 votes
0 answers
167 views

scp.SCPException: ser **** (100) may not copy files

I'm not sure why I see this error message at times and other times the scp succeeds without any issues. How do I fix it? Traceback (most recent call last): File "/usr/lib/python3.6/threading.py&...
superloopnetworks's user avatar
1 vote
1 answer
683 views

Why can't I use scp after having set up ssh-copy-id

I rent a shared hosting server. I have set up the login to be through keys (private/public) by the use of ssh-copy-id, and now that works when i type ssh [email protected] (Since I choose to have a ...
Valter Ekholm's user avatar
0 votes
1 answer
132 views

Is transferring files over private network between two servers from remote third server possible?

I've got a local machine, Server A. This server has a public internet connection to Server B and Server C using private Key A. Neither Server B or Server C have access to Key A. However, Server B and ...
StevieD's user avatar
  • 552
1 vote
0 answers
386 views

Using ForceCommand script for making session transcripts breaks SCP

I have the following line in sshd_config to make a transcript of every session: ForceCommand script -q "/transcripts/test_transcript" -c "{SSH_ORIGINAL_COMMAND:=bash}" SSH works ...
Max Mikhaylov's user avatar
0 votes
0 answers
1k views

Scp: permission denied when trying to copy file from server to local device

I'm running $ scp [email protected]:/path/to/file . The file's not in the server's home directory. I ran sudo chmod a+r on the server's file and sudo chmod a+w on my local directory, but nothing changed....
Daniel's user avatar
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2 votes
1 answer
1k views

Fastest way to tranfer data over the network between two servers

I have two storage servers at home - one is my workstation, which has a pair of 3TB disks in RAID1. At first, I stored all of my data there. Recently, I received a small SBC with four 1TB disks. I set ...
dkd6's user avatar
  • 165
2 votes
0 answers
76 views

How to change the Amaon Linux test page on AWS Instance?

I'm pretty new to the AWS. I have created my AWS Instance and installed httpd service on it. Now, when I start httpd and open that webpage, I can see that it is running perfectly. I want to change ...
Srinivas V's user avatar
0 votes
2 answers
161 views

Handling SCP within a group of servers with different keys

I am working with a group of servers on a VPN with ubuntu 18.04, and for each server I have a different key file. However, when I try to securely copy files (like securely propagate munge key across ...
Cindy Almighty's user avatar
0 votes
1 answer
29 views

activemq url starts with scp://

I have inherited a system where the activemq address looks like this scp://localhost:61616 ActiveMQ itself only seems to be configured for tcp. I can't find any reference to that protocol here: http:/...
Alex028502's user avatar
0 votes
1 answer
639 views

systemd service fails to authenticate scp between two servers

I have written a service that triggers a shell script to backup a postgres database, on a CentOS7 server. It dumps the backup file into the /tmp/ folder and then it is supposed to copy the file across ...
iFunction's user avatar
  • 111
-2 votes
1 answer
196 views

How to move a website to a new server? [closed]

I am going to move my website to a new server. I need to copy the /var/www directory to the new server. Should I use SCP or RSYNC ?
Mathieu's user avatar
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