ifup and centos script?

Question

Computer networks

when raising the interface with a curl, you need to pull the url
to the file added
/ sbin / ifup-local

#!/bin/bash
PATH=/sbin:/usr/sbin:/bin:/usr/bin
curl http://url.com

When you reboot, everything works, and when you restart the router, it does not react.
everything worked on ubuntu, well, you need it in centos. where to dig?

Answer 1

Check that the network manager does not manage your interface (ifcfg-eth0 or whatever interface you have). There should be a line:
NM_CONTROLLED=no