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

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3answers
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How do I find out where my IPTables rules are being stored?

I working on a Debian server and I'm trying to figure out where my IPTable rules are being stored. From looking around on the internet I've found there is generally two locations were these are ...
1
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1answer
6 views

Restrict relay with postfix to certain domain from single IP

In my company we're using Postfix as a relay for Google Apps SMTP server in a Debian server. Legacy machines like scanners forward messages to our relay server. How can i allow the scanner to only ...
0
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1answer
13 views

Apache authentication against FreeIPA's Kerberos

I'm currently trying to set up Apache as an authentication portal. It's supposed to act as a reverse proxy with krb authentication. My apache server is named portal.example.com (debian container) My ...
1
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2answers
45 views

Can not connect to the Debian 8 servers with CuteFTP

Just installed a new server with Debian8 (jessie) system. Many years use CuteFTP to upload/synchronize files on home computer and server using SFTP connection. Unfortunately, CuteFTP can not connect ...
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2answers
113 views
+50

Postfix(admin), Dovecot, MySQL: Aliases not working

I'm able to send mail to the mailboxes i've setup with postfixadmin. This is working correctly and i can send and deliver mail on them. But now i'm in need of Aliases to work properly as well. I've ...
0
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0answers
4 views

Debian wheezy gateway [migrated]

Some time ago, i made a debian gateway to handle my home network, mostly because my old router could'nt handle my torrent traffic. Worked great, used both my NAS and PC for torrenting. (tuned up ...
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0answers
13 views

Caching system on each host on a local network to improve file access

I'm in a team where we work on different projects located on a file server. Each project is in a specific folder. Here the network architecture we use today: The problem is that some person are ...
3
votes
2answers
1k views

iptables 1.4 and passive FTP on custom port

after the upgrade from debian squeeze to wheezy I've got a problem with passive FTP connection. I could narrow it to be iptables related, as I could connect via FTP w/o problems after adding my IP to ...
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4answers
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Kill processes if high load average

Not so far ago LA on my server raised to 400 and I couldn't even login to server using ssh. Does exists any software, that can prevent this situations by automatically killing processes that making ...
0
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1answer
1k views

exim4 multi domain relay - update-exim4.conf.conf

I am trying to configure a Debian vServer to relay mails for multiple domains pointed to the vServer. The vServer has a fixed ip. The webserver for all domains is working fine. With one domain the ...
0
votes
1answer
15 views

ip6tables blocking outgoing+incoming connections

i just changed to a server with ipv6 and therefore i changed my firewall script. Changing my iptables-script to ip6tables does not seem to work though. This is the ipv6 part which neither allows ...
2
votes
2answers
1k views

Lighttpd with FastCGI won't create /tmp/fcgi.sock on startup?

I'm running lighttpd-1.4.19 on a debian 5 box and try to run web2py with fastcgi. The problem with that is, that lighttpd does not create the socket file /tmp/fcgi.sock. If I'm creating the file by ...
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0answers
17 views

Apache 2.4: Options +Indexes inside VirtualHost

I'm having trouble getting Apache to regonize an Options directive inside a VirtualHost block. The following snippet is as simple as I can make it that will reproduce the error - the rest of the ...
0
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0answers
13 views

Nohup at boot in Debian

I have a Debian server with kernel version 2.6.26-2-686. At boot time it reaches a line `nohup: ignoring input and appending output to 'nohup.out' and then it stops. I can't get to the command ...
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1answer
2k views

Debian Jessie Qemu KVM GPU Passthrough to Windows Virtual Machine guest Virt-Manager error Bus PCI not found

I'm having problems with Virt-Manager not wanting to boot a VM and giving error: Error starting domain: internal error: process exited while connecting to monitor: char device redirected to /dev/pts/...
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1answer
1k views

Unattended installation of Ubuntu from USB drive — Not mounted correctly

I'm doing an unattended installation of Ubuntu-14.04-server with a USB drive on different type of servers (HP Proliant ML110, ML310, ML350). In some cases, the USB drive is incorrectly mounted on /...
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votes
1answer
37 views

Server under attack [on hold]

I've got a DigitalOcean Debian server. And since yesterday the CPU has been at 100%. I use it for testing at the moment. I'm a newb with servers, so really got no clue what to do. Can someone ...
4
votes
1answer
49 views
+50

No IPv6 connectivity from docker container

i'm having serious problems enabling IPv6 in docker. Environment The host is running Debian Jessie. It's a virtual Server (KVM). eth0 has a statically configured address like w:x:y:z::1 in a ...
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0answers
24 views

Fetchmail ignores Emails with Date in Future

we have the following scenario: We're running a Windows Server (with an ExchangeServer) with local users and local Email-Accounts. We also have a Domain and Email-Accounts from a service provider. ...
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0answers
2 views

Linux Bridge (vmbr) has no connection to physical NIC [migrated]

I built myself a new home server and wanted to use Proxmox VE. Its Debian based and I have 3 KVM-machines running. Machine 1: "Sophos UTM" has WAN on vmbr0 and DMZ on vmbr1 (192.168.200.254) Machine 2:...
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votes
1answer
1k views

Compiling an individual kernel module (Debian/Ubuntu)

I need to modify the ELF loader's kernel implementation of an Ubuntu 14.04 distribution. Having downloaded the sources using: sudo apt-get source linux-image-$(uname -r) I ran the configuration ...
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3answers
3k views

Disable user_deny.db in Cyrus/imapd

We have a cyrus 2.4.12 on Debian, we use packages, rather than building each software ourselves. I am getting the this "log" constantly, a lot of, various users, and 8-10 times per user request: ...
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votes
0answers
16 views

TPM-LUKS on Debian 8 (Jessie) for automatic unlocking of LUKS/dmcrypt [on hold]

I'm trying to get TPM-LUKS to work with Debian 8 (64-bit) on an Intel i7 workstation w/ a TPM chip. So far I've bee able to get TrustedGRUB2 to compile/install, and I've been able to run most of the ...
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0answers
27 views

IRQ changes when trying to virtualize with PCI Passthrough KVM.

While trying to test PCI passthorugh in a KVM machine... I have an odd behavior. I made sure the PCI bridge and device are on an IRQ alone. The card is a Digium TDM400P. LSPCI: -[0000:00]-+-00.0 ...
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0answers
8 views

debian 8 - apache 2.4 fails to reload but restarts successfully

As in the title of the question reads, if I perform a service reload of Apache 2.4 it will fail, but it will succeed if I perform a service restart. In either case, I can't connect to the web server ...
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0answers
5 views

Configure network card without knowing its name [migrated]

I have a domestic headless server that boots from (and has the root filesystem in) a removable USB stick. I install it from my laptop (following this nice checklist) and edit the configuration files ...
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3answers
6k views

How to override the ntp information sent by dhcp in debian?

I have a server in a network receiving all its network information from DHCP. The problem is that the ntp-server being sent is not set to UTC. I want to use the configuration for ntp found in /etc/...
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0answers
14 views

Cannot create macvlan interface, why?

My linux (debian jessie, 4.6.0-0.bpo.1-amd64 #1 SMP Debian 4.6.1-1~bpo8+1 (2016-06-14)) boxes have a number of modems and mifis connected. I would like to split off some of the processes in the system ...
0
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0answers
19 views

One time login/pin FTP server

I'm wondering if someone can help point me in the right direction for a feature I would like to have implemented. I'm running an amd64 Debian 3.2.73-2+deb7u2 x86_64 GNU/Linux server with PureFTPD as ...
0
votes
1answer
10 views

Xen Dom0's networking lost, guests OK

So I had to unplug the Xen server's NIC. When I was done, I plugged it back in, and attempted to SSH into it. Fails. But my connections to the guests work perfectly fine. They're still up and running ...
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votes
0answers
22 views

serve webpage over direct ethernet connection [closed]

I have a Debian server with two network cards, one connected to WAN and on the other a Windows 7 PC is connected via an ethernet patch cable. The Windows machine has no other network connection. ...
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votes
0answers
22 views

Error when building NFS-ganesha v2.3 from source code

I am building NFS-ganesha v2.3 from source code (download here: https://github.com/nfs-ganesha/nfs-ganesha/releases/tag/V2.3.2) on Debian 8. There are some errors: error: ‘SVCXPRT’ has no member ...
0
votes
1answer
17 views

Unable to find file system erro in Debian Live CD over PXE

I'm having trouble setting up a Debian Live CD to run over HTTP with PXE. I can not see the problem, apache logs indicate 200 to request that accesses the filesystem.squashfs. The console looks like ...
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vote
0answers
32 views

Incorrectly mounted partition [closed]

I'm having a few mishaps with a friend's VPS from OVH hosting and Ubuntu Server 14.04. Basically the guys decided to reboot it into a so-called rescue mode which loads some Debian and mounts the old ...
1
vote
1answer
1k views

Multiple interfaces: route packets to specific interface

I have 2 internet connections on my network. My router is running Debian. eth0 is my network (192.168.0.0/16). eth1 and eth2 are connected to 2 different internet providers (with dynamic IP). Here is ...
2
votes
1answer
2k views

redmine gives 404 error after installation

I am using Debian squeeze with nginx and mysql. After raking db and loading default data to redmine. When i try to visit redmine in a browser, http://ipaddress:8080/redmine, I get a 404 error Page ...
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0answers
11 views

Easier method of setting up Winbind auth in LMDE?

Some GNU/Linux distros (CentOS comes to mind) have a neat Authentication Config tool, in which you may specify which auth methods (files, NIS, Winbind etc) to use. You specify the needed parameters (e....
4
votes
2answers
11k views

proFTPD unable to determine IP address

When starting the server this error is returned Starting ftp server: proftpd2014-08-03 18:39:22,045 web-amd-3700-2gb proftpd[22126]: warning: unable to determine IP address of 'web-amd-3700-2gb' 2014-...
0
votes
0answers
14 views

Install PHP 5.3 on current Debian

Is there any easy way to get an old PHP-Apache version (in my case 5.3.*) to run on a current Debian? I found this: Install Previous Version of PHP Package from Debian Testing Using Apt But it doesn’...
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votes
3answers
53 views

Bad ssh config on remote server. Cannot login in

I accidently changed ssh_config instead of sshd_config on a remote debian machine. Whenever i try to loging, i get /etc/ssh/ssh_config: line 55: Bad configuration option: permitrootlogin /...
-3
votes
0answers
12 views

Removed part of /dev, which impacts?

After some quick and stupid actions, I think I'm misstyped a command, and ran rm /dev instead of rm dev/. I read some topics asking if /dev was a virtual directory, or what was inside, and I'm not ...
-1
votes
2answers
47 views

How to use 2 IPs on one Apache server

I have two IPs (and domains) on my dedicated Linux server (Debian). I'm able to access the primary domain. But when I try to access the 2nd one, I'm directed to the primary site. In /etc/network/...
1
vote
1answer
2k views

Finding local IP addresses using Python's stdlib under Debian jessie

I am writing a distributed systems program in python, and in this program I need to know the local ip-address... eg. 168.192.... 10.13..... etc, not 127.0.0.1 or hostname. I have found following ...
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vote
1answer
3k views

Can't install new database in OpenLDAP 2.4 with BDB on Debian

I'm trying to install an openldap server (slapd) on a Debian EC2 instance. I have followed all the instructions I can find, and am using the recommended slapd-config approach to configuration. It all ...
0
votes
0answers
27 views

Error message in error log

First Question. I'm trying to work on my website but it can't connect to the internet server for some reason. (Safari can't connect to server) Second Question. This might be related to my first ...
0
votes
0answers
12 views

Multiple external IPs for pptpd

I set up PPTPd on Debian Jessie basically the way this guide does it. For this purpose, the VPS has multiple external IP addresses and I'd like to set it up in such a way that different users get ...
0
votes
3answers
29 views

Have 2 different applications use 2 different ip's with the same port on the same host

I want to have an application running on x.x.x.x:80 and another one at y.y.y.y:80 on the same host. I have bought 2 ips from ovh and would like to know how to do so. I found these: Debian/OVH: How to ...
3
votes
3answers
1k views

Puppet doesnt sign certs

I have build an testlap for puppet, but it doesnt work. I start the Puppet Agent on the Node and he waits for the Certificate. root:~# puppet agent --server xxxx --waitforcert 60 --test warning: ...
0
votes
1answer
3k views

Fetching mails into postfix/dovecot via pop3/imap

I managed to set up my first Debian mail server using postfix and dovecot. I use roundcube to access my IMAP accounts which are defined by virtual users in a MySQL data base. Everything works ...
0
votes
2answers
2k views

Guest networking not working on Debian Jessie Host server KVM with br0 bridged network

GUESTS networking not working at all. In other words guest can not ping host or lan gateway. I have br0 bridge already created, also brctl show that vnet0 was properly added by KVM to br0 on guest ...