#!/bin/shcase"${reason}"inBOUND|INFORM|REBIND|REBOOT|RENEW|TIMEOUT|STATIC)# sync time as soon as connection is up# this reads nameserver from /etc/ntp.confntpd-q
# alternatively use ntpdate and give hostname#ntpdate -u pool.ntp.org;;PREINIT|EXPIRE|FAIL|IPV4LL|NAK|NOCARRIER|RELEASE|STOP)# do nothing here...;;esac