iLaptop ~ # NETCFG_DEBUG="yes" netcfg -r lte
DEBUG: Loading profile lte
DEBUG: Configuring interface lte0
DEBUG: status reported to profile_down as: lte
:: lte down 
DEBUG: Loading profile lte
DEBUG: Configuring interface lte0
DEBUG: ethernet_down dhclient -q -x lte0
DEBUG: ethernet_down bring_interface down lte0

DEBUG: Loading profile lte
DEBUG: Configuring interface lte0
:: lte up
DEBUG: status reported to profile_up as: 
DEBUG: Loading profile lte
DEBUG: Configuring interface lte0
DEBUG: ethernet_up bring_interface up lte0
DEBUG: ethernet_up dhclient -q -e TIMEOUT=30 -pf /run/dhclient-lte0.pid lte0
DEBUG: ethernet_up hostname iLaptop


iLaptop ~ # ps -A | grep dhclient
 2161 ?        00:00:00 dhclient


iLaptop ~ # netcfg -r lte
iLaptop ~ # netcfg -r lte
iLaptop ~ # netcfg -r lte
iLaptop ~ # netcfg -r lte

iLaptop ~ # ps -A | grep dhclient
 2161 ?        00:00:00 dhclient
 2311 ?        00:00:00 dhclient
 2665 ?        00:00:00 dhclient
 2848 ?        00:00:00 dhclient
 3656 ?        00:00:00 dhclient