Bog'liq Mastering Ubuntu Server Gain expertise in the art of deploying, configuring, managing, and troubleshooting Ubuntu Server by Jay LaCroix (z-lib.org)
package installed first. Just replace the network address with yours:
nmap -sP 192.168.1.0/24
keepalived
is by no means specific to Apache. You can use it with
many different applications and services, NGINX being another
example.
keepalived
also allows you to create a load-balanced
environment as well.
Be careful when scanning networks for free IP addresses, as
scanning a network may show up in intrusion detection systems
as a threat. If you're scanning any network other than one that
you own, always make sure you have permission from both the
network administrator as well as management before you start
scanning. Also, if you're scanning a company network, keep in
mind that any hardware load balancers in use may not respond
to pings, so you may want to also look at an IP layout from your
network administrator as well and compare the results.