Debian is a popular and influential GNU/Linux distribution. Questions here should generally be about Debian Server.

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3answers
72 views

Error when passing string to scp in for loop

I'm grabbing file list from server via find via ssh for f in `ssh -p ${SSH_PORT} -l ${SSH_USER} ${SSH_HOST} -t "find ${DIR_REMOTE} -type f | grep jpg" 2> /dev/null` When I echo the list in the ...
0
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0answers
45 views

Qemu kvm necessary kernel and qemu version on jessie host and guests with Skylake

I am running a dedicated server with Debian jessie and the current backported linux-image-amd64/linux-headers-amd64 (currently 4.5), because the server has a Skylake CPU. On the dedicated root, I'm ...
0
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1answer
18 views

pam_mkhomdir + nfs creates noboy:nogroup owned home dirs

this is a strange issue I've been struggling with some time now. I have a working ldap and authentication via pam on debian 8. I have successful tested pam_mkhomedir and I got a home directory for the ...
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0answers
10 views

add ability for users in group to see and attach to screen sessions - Debian Wheezy

I'm trying to add the ability for users in a group to be able to list and attach to eachothers screen sessions. I've been pretty unsuccessful so far. I know about multiuser but I'm kind of throwing ...
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0answers
17 views

Debian Apache: only IPv4 -> no IPv4 connection, IPv4 + IPv6 -> IPv4 connection?

I have a strange issue on a debian (8.4) webserver running apache (2.4.10): Apache somethings stuck, after reboot the server I could access the website. So I investigated: For testing I activated ...
0
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1answer
64 views

kadmin can't find master key

I can't use the kadmin.local interface I just get the error Authenticating as principal root/admin@deadpool.cavill.org.uk with password. kadmin.local: Can not fetch master key (error: No such file or ...
1
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0answers
15 views

Samba server permissions not checked on windows clients

I have a Debian 7 installed with samba version 4. I have a samba share which is accessed by windows clients (Windows 7 and Windows 10). Each folder in the share belongs to a group and only members ...
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0answers
9 views

Memdisk for PXE on armhf

I'm setting up a network boot server for both nix and windows distribution on LAN using bananapi board. Did it before with regular servers but what stops me now is memdisk as kernel for windows boot. ...
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0answers
44 views

Kernel panic on Dell R710 Kernel 4.4.1

We are running Debian 7.9 server with kernel 4.4.1 on Dell R710 (Intel(R) Xeon(R) CPU X5670 @ 2.93GHz) and after some time (maybe once a month) server stop working and I see on a screen the kernel ...
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0answers
39 views

Can't increase Java heap in Debian

I'm setting up an environment to run some web apps developed in Grails, and deployed in Tomcat. I made the default configuration and the first web app deployed just fine, but after logging in, the ...
5
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1answer
920 views

Debian jessie nginx with openssl 1.0.2 to use ALPN rather than NPN

I am running debian jessie on my server and recently upgraded to new nginx web server with http/2 support (nginx 1.10). As today, it works great and webserver is delivering content with http2 protocol....
0
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0answers
24 views

fail2ban jail not working

I am struggling to get a single jail working in fail2ban. Fail2ban seems functional, and other jails are working. I have tried using fail2ban-regexp and it seems to be matching multiple times, but ...
2
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1answer
58 views

http working, but www. does not

I have been hunting for an answer but I really cannot find anything on the subject most likely down to me searching the wrong things. I am fairly certain its something to do with the way I have setup ...
0
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1answer
32 views

debian networking does not restart properly

I have a Debian 8 machine, where I've configured two VLAN interfaces in /etc/network/interfaces. Now I've deconfigured it (deleted information from interfaces file), restarted networking, and now it ...
1
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0answers
21 views

How I can look from that script runs sendmail?

my problem is that some script in php or some other script or program is sending spam. I am not able to trace where this program runs. do the following: ps aux | grep sendmail nginx 28286 0.0 ...
1
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0answers
58 views

What does auditd log by default (i.e. when no rules are defined?)

I installed auditd and audispd-plugins on my Debian Jessie machine and didn't touch any configuration. I see events being written to /var/log/audit/audit.log, for example: type=LOGIN msg=audit(...
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0answers
37 views

Check status of samba4 in debian

In samba3, I can use command /etc/init.d/samba status to check status of samba service. But in samba4, that command does not exist. So I want to ask how to check status of samba4?
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0answers
44 views

Https: not working but :443/ work?

I don't understand (on debian) why I can access to my website using http://www.myserver.com:443/ but not directly with https://... I'm using LetsEncrypt, all my cert' are generates and works. Here my ...
0
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1answer
21 views

Enabling mod_deflate don't compress HTTP responses

I decided to upgrade from Apache 2.4.10 to Apache 2.4.20 (I need it to use HTTP/2), downloaded it and installed it from sources (whereas I installed Apache 2.4.10 from debian repositories) with ...
0
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3answers
61 views

How to setup a traffic limit per user on OpenVPN?

I am setting up a VPN server using OpenVPN. The authentication method is the certificate one (different certs for client and server). The VPS has 1TB of traffic monthly. I plan allowing up to 4 ...
0
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0answers
28 views

vsftpd server stops working after flood of connections

I have a bizarre problem where vsftpd will suddenly stop accepting any connections. This happens when the server is flooded with 4 or more connections of the same user. Afterwards, any new ...
0
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0answers
33 views

sogo source installation on “debian stretch” give me only errors

I have compiled SoGO 3.0.2 on Debian from the source, setup NGINX and simply don't get SOGO to run. Not, that it has something todo with permisions, it's more or less that sogo can't throws out errors ...
1
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1answer
143 views

LXD 2.0 on Debian 8.4

I'm running Debian 8.4 and would like to set-up recently released LXD 2.0. Is this feasible, or should I stick with LXC? It seems all focus is on using LXD with Ubuntu.
1
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1answer
29 views

Apache webserver - Mod status

Heey all, I have a question regarding the Mod Status module of Apache. https://www.apache.org/server-status As you guys can see there is a line: Total accesses and a value after it. Is it possible ...
2
votes
1answer
125 views

Routed bridge networking for KVM guests along with eth1 alias interfaces for shared hosting with dedicated IPs for each virtualhost

First question here on serverfault, so kind of a newbie, all feedback is welcome. I have a dedicated server running Debian GNU/Linux 8.4 (jessie) with one public IP and multiple additional public IPs ...
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0answers
14 views

where is my disk space being used in Debian 5?, please advise [duplicate]

Untitled Document Hello i have a virtual server with a Debian disk of 13GB,3GB RAM, only 13% is free disk space. There is a Mysql database of 2GB I have executed a few of commands but it doesn'...
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0answers
35 views

Add mod_deflate (for SVG) for a single VirtualHost only

I have Debian/Jessie with apache2 (2.4.10-10+deb8u4) (and a WordPress installation). I added the following line in /etc/apache2/mods-enabled/deflate.conf to enable mod_deflate for svg+xml globally: ...
2
votes
2answers
163 views

Debian: error in upgrade script?

I just ran apt-get update and upgrade to get the latest updates for my Debian stable server. It included a bunch of PHP5 updates. One (libapache2-mod-php5) threw an error: ERROR: php5 module already ...
0
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1answer
26 views

Firmware RAID5 and SED on Linux

I have three HDD's (Seagate ST4000NM0053) in a RAID5 set-up using firmware RAID (RSTe 4.0, Intel® C612 chipset) on Debian 8.4. They are SED, so I would like to set the ATA password. Unfortunately, my ...
1
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1answer
26 views

Redirect alias but not IP

I have a virtual private server under debian 7 . On this server I have a website accessible at let's say https://www.monsiteweb.fr My IP adress is let's say 212.227.100.200 and I can acess to ...
2
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1answer
50 views

Debian : SSH port attack continues, cannot change port coz of provider, suggestions?

We have a debian server, which is running our Tomcat hosted applications and we have installed Fail2Ban on it. Everyday morning I see that a lot of people on the internet try to attack the server. ...
0
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1answer
32 views

PostgreSQL installation under debian

I'm trying to install PostgreSQL server on a server running debian8. I installed the package postgresql-9.5 with apt, but it seems like there are missing programs. I tried to create a cluster but ...
0
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0answers
65 views

IPv4/IPv6 dualstack setup in Debian/Ubuntu via preseed

I use preseed to provision my Ubuntu 16.04 installation. It has the following options to set up IPv4 or IPv6 address # Static network configuration. # # IPv4 example #d-i netcfg/get_ipaddress string ...
0
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0answers
55 views

Why I can't upload a 4k video to phpvibe?

So I trying to playing with Google VM tools and Phpvibe. My chalange is, you can upload any video whatever you want, to the site and after that the server is convert to the optimal format, so you can ...
0
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1answer
26 views

Debian as VPN Server for Cisco ASR

I've to set up a Debian Server who should connected by a Cisco ASR via Side2Side VPN with a preshared key. Tried Open-VPN, but found out that both sides need Open-VPN. So the Cisco ASR is the VPN ...
2
votes
1answer
76 views

Sending mails from Gmail through my VPS (postfix, dovecot, postfixadmin)

This problem has been bugging me for a long time now and i want it to be fixed. On my VPS I have set up Postfix working correctly with postfixadmin and dovecot. (I can send (by terminal) and receive ...
-6
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1answer
63 views

Someone else domain is pointed to my IP [closed]

I've just done a routine reverse IP check. And saw that 2 domains are pointing to my IP. This is getting me really worried, as I was told they could be preparing to attack my server. What exactly ...
0
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1answer
26 views

Dhcp Classless Static Routes hook error

I have a dhcp server that hands network information to vms of mine. It works fine for centos6,7 , and debian 7 clients. However it fails for Debian 8 and Ubuntu 16.04 clients. For the ones where it ...
0
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0answers
19 views

Forbidden return on gitweb Subdomain

My website (https://brentdijsselbloem.nl) has a subdomain: "git"(http://git.brentdijsselbloem.nl) to host my git repositories for my project group. One of the assignments is that I need to write a ...
0
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1answer
61 views

Debian 8 GitWeb page shows source-code [closed]

Recently I have started to set-up my own WebServer after buying a domain and planning to host my portfolio on it. But before that I needed a way to display anything at all on my domain, so first thing ...
1
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0answers
31 views

Can't find used inodes on server

I have a Xen VPS with Debian Linux installed. Once I found that all inodes are used. I checked this: ~# df -i Filesystem Inodes IUsed IFree IUse% Mounted on rootfs 3932160 3932160 ...
1
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1answer
135 views

OpenSSL on Debian 8 can't authenticate certificates from Akamai (GTE/Baltimore CyberTrust Global Root)

On Debian 8.4 (with ca-certificates package) openssl doesn't seem to know about CAs required to verify connections to Akamai signed by "GTE CyberTrust" and "Baltimore CyberTrust". The GTE CyberTrust ...
1
vote
1answer
33 views

Google Cloud Platform: ssh from VM_1 in project_A to VM_2 in project_B

I am trying to connect virtual machine VM_1 in project_A to virtual machine VM_2 in project_B. Bot are on Debian Linux. Steps I did: On VM_1 Project_A Generated private and public keys ssh-keygen -...
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0answers
11 views

exim4 failed to read delivery status : frozen message

I'm having some difficulty with exim4 in that after sending an auto_away message successfully, it has difficulty reading the status and then creates a frozen message in the mailbox. 2016-04-19 10:22:...
0
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1answer
39 views

DHCP renew fails with multiple subnets on same link

Our network currently consists of 3 subnets on the same link: 1.2.3.0/24 is the global subnet 10.1.0.0/16 is used for NAT (because there are far more than 200 clients) 192.168.0.0/16 is the "guest ...
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0answers
37 views

How to find out why joining a NAS to AD running on Samba 4.4 / Debian fails?

I am currently trying to join a Seagat Black Armor 220 NAS to my Active Directory Domain (2008_R2) controlled by Samba 4.4 running on Debian Jessie. But this will fail all the time giving me the ...
2
votes
1answer
54 views

Bad search filter - postfix, OpenLDAP, Saslauthd

I am trying to setup a mail server on Debian Jessie and have come across a problem that's doing my head in. When trying to access OpenLDAP through saslauthd via the command testsaslauthd -u user1 -p ...
1
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1answer
18 views

Server rollbacked after apt-get upgrade and a restart

Today I was trying to find out why my server stalled after certain amount of requests on apache2, but couldn't figure why, so I decided to upgrade it(apt-get update & apt-get upgrade) before I ...
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0answers
52 views

How to install last version of Evolution in Debian Gnome ?

By default, debian gnome come with Evolution 3.12. I would like to upgrade to the last version available 3.18. I download the source package and proceed with a # download source wget https://...
2
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0answers
140 views

VRF on Linux using network namespaces

My ultimate goal is to implement Virtual Routing and Forwarding (VRF) in Linux. The method that seems to be most widely accepted is to set up different network name spaces (one for each separate ...