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

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1answer
75 views

Debian hacked via Tomcat Manager [duplicate]

After Tomcat installation, before I even changed the default Tomcat Manager password, the attacker used Tomcat Manager to deploy his own software. Probably some DDOS tools and a file manager. I've ...
0
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0answers
71 views

IPv6 connection dropping on Debian 7

EDIT: I've tried something different based on searching around. This is now my /etc/network/interfaces: # This file describes the network interfaces available on your system # and how to activate ...
1
vote
1answer
29 views

NIDS on bridged firewall

I have a firewall (Debian Stable 7.5) which works in bridged mode. The interfaces eth0 (WAN) and eth1 (LAN) are linked with the bridge interface br0. Can I deploy a NIDS (eg. Snort) on this server? ...
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votes
1answer
38 views

How to route to next server? [closed]

I must route all traffic from first server to second server and next to third server. Like this: server1 -> server2 -> server3 I use Debian Wheezy. Can anyone tell how to do this with iproute?
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votes
0answers
67 views

swapoff running forever on LVM volume

I'm currently trying to resize my swapspace on a Proxmox VE server with LVM volumes, as I'm running out of space for LVM snapshots and the swapspace is fairly oversized: root@rb-srv-gus:~# free -m ...
2
votes
2answers
252 views

Batch rename directories with regex via command line on Linux

I have a folder on the server that contains directories that are created daily and are named by date, like so: 07-06-14 08-06-14 09-06-14 etc. At some point I decided that a preferred naming would ...
0
votes
1answer
101 views

Taskset not working properly in OpenVZ container

In a Debian OpenVZ container, I'm trying to use taskset to pin a process to a core, but it doesn't work: root@foo:/# taskset -c -p 0 1754 pid 1754's current affinity list: 0-7 pid 1754's new affinity ...
1
vote
1answer
47 views

Dovecot doesn't use my mail_location parameter

I'm using Exim 4.72 and Dovecot 1.2.15 on Debian 6.0.9. Exim delivers emails to /home/username in a mbox file. dovecot.conf mail_location = mbox:~/:INBOX=/var/mail/%n But - dovecot -n ...
1
vote
0answers
82 views

Debian WPA2-Enterprise (Network-manager) 802.1X no prompt for certificat?

I set up an access point (AP) with PEAP (Freeradius) 802.1X authentication and trying to connect the following: IOS: Automatically provides the certificate to the onscreen user. WINDOWS: ...
1
vote
1answer
29 views

skip 2 steps verification when there is ssh key Debian [closed]

I had installed 2 steps verification on my server using this great manual: http://support.jpgottech.com/knowledgebase.php?article=72 Everything works great but I had encountered a small issue, I want ...
0
votes
1answer
74 views

Bacula daemon fails to stop or restart

Foreword: I have already resolved this problem and am asking this question to share the solution I've found. Please bear in mind that the problem described here may (or may not) be more generic and ...
0
votes
1answer
80 views

debian packages version convention

I'm using debian/Ubuntu, and get confused about versions of packages. When using dpkg -l command, I get: ii vim 2:7.3.429-2ubuntu2.1 Vi IMproved - ...
0
votes
1answer
82 views

DreamPress WordPress site Varnish Cache Error

Every now and then, often when I write a post on my Dreamhost DreamPress WordPress blog I get this Varnish related error: Error 503 Service Unavailable Service Unavailable Guru Meditation: XID: ...
2
votes
1answer
1k views

Update openssl in debian squeeze

There is this CVE-2014-0224 bug in openssl so I would like to update my affected # openssl version OpenSSL 0.9.8o 01 Jun 2010 But there is no update for squeeze. I read the it is already fixed in ...
0
votes
1answer
97 views

Degraded RAID1 on debian 7.5

I am in a bit of a problem with my root server and a degrading RAID. Unfortunately, I'm no expert when it comes to RAID. System informations: Debian 7.5, SSD software RAID1, problem occur since a ...
0
votes
0answers
48 views

Process specific ulimit still low after changes to soft and hard ulimits

I'm having trouble with increasing the open-files ulimit (ulimit -n) for a particular process on a Debian 6 server. AFAIK I've done everything to change the servers hard and soft limits in this case, ...
1
vote
1answer
81 views

iptables connection limit does not work on debian

I'm trying to set up some basic DOS protection. The following iptables rule works on a CentOS box but NOT on debian (wheezy). #limit the parallel http requests to 50 per class C sized network ...
-2
votes
1answer
31 views

Allow outgoing connections for DNS [closed]

I'm new to IPtables, but I am trying to setup a secure server to host a website and allow SSH. This is what I have so far: #!/bin/sh i=/sbin/iptables # Flush all rules $i -F $i -X # Setup default ...
2
votes
0answers
75 views

Debian, IPv6 is not asssigned to interface

I have a Debian 7 Server with several networks and KVM VMs running configured: 2a01:4f8:191:439b::/64 144.72.132.208/29 The IPv6 Subnet is splitted into /96 Networks to assign each bridge a own ...
0
votes
0answers
120 views

Apache2 unable to start: private key not found

today I edited some vhosts in my Apache installation and when I tried to restart it I got this error: [Sun Jun 08 15:20:19 2014] [error] Init: Private key not found [Sun Jun 08 15:20:19 2014] [error] ...
0
votes
1answer
45 views

Debian Based Server not booting, soon after GRUB screen it restarts?

I have tried running memtest, it start get about half way then abruptly restarts. I assume this is not a problem with the OS itself but rather a hardware issue, I have checked various logs when after ...
0
votes
1answer
176 views

Openvpn - stuck on Connecting

I've got a problem with openvpn server... every time when I trying to connect to the VPN , I am getting a window with login and password box, so I typed my login and password (login = Common Name ...
1
vote
0answers
115 views

VPS without access to the Internet after reboot

There is a problem with my VPS. I had purged lots of programs using apt-get command and * wildcard among other things to remove many apps at the same time such as sendmail-*. After it the server ...
0
votes
2answers
42 views

IPtables - Sensible and non-contradictory rules?

This is my IPtable rules for my webserver with SSH installed, i've had help to get this far. My question is, are my rules contradictory. For example, I've been recommended to use these two lines: # ...
4
votes
3answers
243 views

IPtables locking down website allowing only SSH

I have written my first IPtables rule file to try and protect my server on all ports apart from SSH and the ports needed for the web. This is what I have come up with: i=/sbin/iptables # Flush all ...
1
vote
4answers
71 views

Securing debain with fail2ban or iptables

I'm looking to secure my server. Initially my first thought was to use iptables but then I also learnt about Fail2ban. I understand that Fail2ban is based on iptables, but it has the advantages of ...
3
votes
2answers
67 views

How can I answer the “scan another CD” prompt during Debian install with preseed?

I've got a preseeded install from cdrom working smoothly, except for ONE prompt. It does the scan of the cdrom before installing software, and asks me if I want to insert an additional CD to scan. Is ...
1
vote
1answer
459 views

Apache FastCGI server connection failure

I have a virtual machine base box for Debian wheezy that I've been using with vagrant for the last few months without any issues, however yesterday when I brought up a new machine and updated/upgraded ...
0
votes
0answers
51 views

PPTP server/client to client communication fails

I have some problems with my PPTP VPN server on Debian 7 x86. I'm mainly using Windows clients to connect to the VPN and this works. The VPN connection from client to server works, because in the ...
0
votes
0answers
108 views

install nginx always gives me SSL_OP_MSIE_SSLV2_RSA_PADDING error

My goal is to install nginx with RTMP module on my Debian server Linux 3.2.0-4-amd64 #1 SMP Debian 3.2.51-1 x86_64) I try to install it from source as described in many tutorials: ...
0
votes
1answer
109 views

Can't run node.js script on server reboot

I need to listen events on port 3240 and I'm using node.js for that purpose. I need to execute my script with forever tool. I also need to run forever on server reboot. When I run forever glh.js ...
0
votes
1answer
34 views

Create .gitconfig for chrooted users

I have several chrooted users on my server, and I want to install git for specific users. I block at the command : git config --global user.name "user_name" I use this command connected as the ...
1
vote
1answer
412 views

What can I do to prevent BIND from outputting these logs

I recently noticed that BIND has been producing a large amount of logs in /var/syslog relating to one particular server (ezdns) Jun 3 03:29:24 overlook named[6586]: success resolving ...
0
votes
1answer
119 views

Segmentation fault using group add

Today I tried to install a tftp server to setup a PXE server on a virtual machine (powered by VMware ESX 4) for our network to ease server installation. The base installation (Debian 7.5.0 x64) worked ...
1
vote
1answer
126 views

Exim should save the id of a failed message to a database (or at least pipe it to a shell script)

The Setup We are running exim version 4.72 on Debian Squeeze 6 (Squeeze) (LTS). Exim is used for outgoing emails only - it does not handle emails from other servers/domains - it only handles ...
1
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0answers
24 views

Kerberos credentials cache dates reported differently in Debian Squeeze and Debian Wheezy

I have two Debian servers which use same LDAP/Kerberos server, but dates in output of klist on them shown in different format - mm/dd/yyyy on squeeze vs dd/mm/yy on wheezy. Looks like they just use ...
1
vote
0answers
58 views

Debian 100% cpu every 30 minutes but not loggable?

I have a Debian 7 x64 machine running with Digital Ocean that has every 30 Minutes a 100% cpu usage for about 1 minute. A couple of days ago it stayed there for a couple of hours so the server finally ...
1
vote
2answers
86 views

Apache resolves all URLs to default

I am using Apache 2.2 on a Debian-based distro. For some reason, all URLs are directed to the default index. No error or anything. That means: example.domain.com goes to domain.com. "example" can be ...
0
votes
0answers
90 views

Remove old logrotate entries

Recently I have removed nginx on my server running Debian Linux and since then, I keep getting the following email every day: root@server:~# tail /var/mail/root Content-Type: text/plain; ...
-1
votes
1answer
1k views

E: Package 'libapache2-mod-fastcgi' has no installation candidate — Debian Server

apt-get install libapache2-mod-fastcgi Reading package lists... Done Building dependency tree Reading state information... Done Package libapache2-mod-fastcgi is not available, but is referred to by ...
0
votes
1answer
100 views

Why does debian not set the pam module called pam_limits.so in the file /etc/pam.d/su

I am using debian version 7.4 The /etc/pam.d/su file there does not enable pam_limits.so the snippet is: # Sets up user limits, please uncomment and read /etc/security/limits.conf # to enable ...
0
votes
1answer
71 views

Debian PHP extension installed but still “missing”

I'm trying to install ZeroMQ on my Debian server. As per the instructions, I've installed libzmq-dev with aptitude, and now I'm trying to install the PHP bindings. Here I managed to install pecl, and ...
0
votes
1answer
105 views

How to find out where mystery SPAM scripts are coming from?

I am the datacenter manager at a small ISP and we have been having an issue with mystery scripts sending out SPAM on our server. These PHP scripts will appear mysteriously in /tmp as well as sometimes ...
0
votes
1answer
95 views

Change permission for home directory on debian [duplicate]

My Debian machine is running DirectAdmin and we have build our own CMS. By now, when we create a new website a new folder and user will created down the /home/ directory. As an developer to setup ...
-1
votes
2answers
852 views

PhpMyAdmin 500 Internal Server Error on Nginx/php5-fpm/Debian

I downloaded PhpMyAdmin a while ago and am having a hard time getting it to work. Requesting localhost/phpmyadmin gives a 500 Internal Server Error response, but there's nothing in the error log. ...
1
vote
1answer
178 views

VM's Grub menu invisible with XenServer 6.0.2?

I have a dual-boot VM on XenServer 6.0.2 but grub just shows up as a black screen. I can still make a selection and such, but it's just a black screen in the XenServer console. Any ideas on how to ...
0
votes
0answers
155 views

Posftfix - MTA during fwd-connect Negative greeting

I have problem with postfix on Debian Squeezy (Yes. Squeezy). I can't send email, idk why. My postqueue: root@mx-2:~# postqueue -p -Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient------- ...
1
vote
0answers
191 views

OpenSSH server accepts public key then immediately closes the connection without any error message

I am trying to connect to an SSH server I was able to connect to in the past but using different OpenSSH client versions. Starting from a Cygwin OpenSSH_6.6.1, OpenSSL 1.0.1g 7 Apr 2014 client, going ...
1
vote
0answers
67 views

Debian: how to install a 64 bit package using apt?

I am migrating my system to 64 bit and the debian wiki suggests to first debootstrap a 64bit into a directory, then collect all 64bit packages and install them but this doesn't work. To install 64bit ...
0
votes
0answers
27 views

My Debian 7 server lost all saved fingerprints

I am running some snapshots for my daily backups on the server. The backups were broken yesterday and by checking, I noticed that all the remote servers fingerprints were lost and I had to add them ...