# /etc/radvd.conf interface vmbr1 { AdvSendAdvert on; MinRtrAdvInterval 30; MaxRtrAdvInterval 100; prefix 2a0f:85c1:334:8::/64 { AdvAutonomous on; # Enable SLAAC AdvOnLink on; }; };
Category: Linux
How do I execute ALL sudo commands without password?
Type the following command as root user: # visudo Append the following entry to run ALL command without a password for a user named tom: tom ALL=(ALL) NOPASSWD:ALL
Wireguard Clients isolation
This will block traffic between clients: ip6tables -I FORWARD -i wg0 -o wg0 -j REJECT –reject-with icmp6-adm-prohibited iptables -I FORWARD -i wg0 -o wg0 -j REJECT –reject-with icmp-admin-prohibited To disable isolation for single client: iptables -I FORWARD -i wg0 -s 10.0.0.3/32 -d 10.0.0.0/24 -j ACCEPT 10.0.0.3/32 – Single client IP 10.0.0.0/24 – Subnet allow to…
Limit proxmox backup disk speed
nano /etc/vzdump.conf add bwlimit: 12207 save This will limit read/write speed to 12 MiB/s during backup
Thermal sensors
for i in /sys/class/thermal/thermal_zone[0-9]/temp /sys/class/hwmon/hwmon[0-9]/temp[0-9]_input /sys/devices/platform/coretemp.[0-9]/hwmon/hwmon[0-9]/temp[0-9]_input do [[ -e $i ]] && echo “$i : $(
Export IP:PORT from random text file to the list
You can use a combination of Linux commands to filter out IP:port pairs from a text file and create a list. Assuming that the IP:port pairs in the file are separated by a space, you can use the grep command to filter out lines that match the IP:port pattern, and then use the cut command…
sysctl.conf
/etc/sysctl.conf net.ipv4.ip_forward=1 net.ipv4.conf.default.rp_filter=0 net.ipv4.conf.all.rp_filter=0 net.ipv6.conf.all.disable_ipv6=1 net.ipv6.conf.default.disable_ipv6=1 net.ipv4.conf.all.proxy_arp=1 sysctl -p
Custom DocumentRoot for a Domain in DirectAdmin
If you need to permanently change Apache DocumentRoot for just a single domain, you should do this as Admin. Go to http://[domain]:2222/CMD_CUSTOM_HTTPD?domain=[domain] In the first window, under Only add the few lines of the VirtualHost you need to insert. Do not add a whole .. Add the following line: |?DOCROOT=/custom/document/root| Don’t forget to put pipes…
Directadmin increasing mysql limits script
#!/bin/sh #Limits (setting these options to 0 removes the limit) MAX_QUERIES_PER_HOUR=30000 MAX_UPDATES_PER_HOUR=20000 MAX_CONNECTIONS_PER_HOUR=5000 MAX_USER_CONNECTIONS=100 #We get DirectAdmin MySQL root user and password here DA_MYSQL=/usr/local/directadmin/conf/mysql.conf MYSQLUSER=`grep “^user=” ${DA_MYSQL} | cut -d= -f2` MYSQLPASSWORD=`grep “^passwd=” ${DA_MYSQL} | cut -d= -f2` mysql -e “use mysql; UPDATE mysql.user SET max_questions=${MAX_QUERIES_PER_HOUR}, max_updates=${MAX_UPDATES_PER_HOUR}, max_connections=${MAX_CONNECTIONS_PER_HOUR}, max_user_connections=${MAX_USER_CONNECTIONS} WHERE user!=’da_admin’ AND user!=’root’ AND user!=’da_roundcube’…
IP Failover enable
nano /etc/rc.local #!/bin/bash ifconfig ens3:0 188.165.x.x/32 exit 0 save chmod +x /etc/rc.local Don’t forget to edit your correct network interface (ens3)