sudo without password
Debian, Ubuntu sudo visudo username ALL=(ALL) NOPASSWD: ALL FreeBSD Replace username with the username of the sudoer.
WeiterlesenKategorie: Installation instructions
Install Munin client
Munin is a free and open-source monitoring tool. Munin is written in Perl. Update the system and install packages apt update && apt install munin-node -y allow access for munin
WeiterlesenInstall gcc
apt-get update && apt-get install build-essential The following additional packages will be installed: binutils cpp cpp-5 dpkg-dev fakeroot g++ g++-5 gcc gcc-5 libalgorithm-diff-perl libalgorithm-diff-xs-perl libalgorithm-merge-perl libasan2 libatomic1 libc-dev-bin libc6-dev
WeiterlesenInstall remote syslog server
vi /etc/rsyslog.conf # provides UDP syslog reception module(load=“imudp“) input(type=“imudp“ port=“514″) # provides TCP syslog reception module(load=“imtcp“) input(type=“imtcp“ port=“514″) restart syslog server service syslog restart check config netstat -tulpn | grep
Weiterlesenmysqladmin: connect to server at localhost failed
A common logrotate error if the mysql password is missing in /etc/mysql/debian.cnf Anacron job ‚cron.daily‘ on Ubuntu /etc/cron.daily/logrotate: mysqladmin: connect to server at ‚localhost‘ failed error: ‚Access denied for user
WeiterlesenInstall OpenDKIM
Install OpenDKIM apt update && apt -y dist-upgrade && apt -y install opendkim opendkim-tools Configure OpenDKIM vi /etc/opendkim.conf AutoRestart Yes AutoRestartRate 10/1h SyslogSuccess Yes LogWhy Yes Canonicalization relaxed/simple ExternalIgnoreList refile:/etc/opendkim/TrustedHosts
WeiterlesenApache2 mit mod_fcgid und PHP5 auf CentOS 6
mod_fcgid führt PHP nicht mit Berechtigung des Webservers aus (normalerweise apache oder www-data), sondern mit der des Eigentümers. Dies ist auf gemeinsam benutztem Webspace mit verschiedenen virtuellen Hosts natürlich wesentlich sicherer, weshalb Webinterface-Manager
WeiterlesenECDH – Elliptic Curve Diffie-Hellman
Generate 4096 bit DH key openssl dhparam -out /etc/ssl/certs/dhparams.pem 4096 Apache configuration SSLEngine onSSLOpenSSLConfCmd DHParameters „/etc/ssl/certs/dhparams.pem“SSLOpenSSLConfCmd ECDHParameters secp384r1SSLOpenSSLConfCmd Curves secp521r1:secp384r1 See also SSL Labs Test: Rating 100% A+ (german)
WeiterlesenInstall SPF
The Sender Policy Framework (SPF) is an open standard specifying a technical method to prevent sender address forgery. Setup TXT record in your nameserver v=spf1 mx ip4:255.255.255.255 ip4:255.255.255.254 ~all mx
Weiterlesensmb.conf example
A working example of an existing file server with Samba. vi /etc/samba/smb.conf [global]# listen samba on specific interfaceinterfaces = lo 192.168.0.20bind interfaces only = yes# unicode=yes unix charset = UTF8
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