+ link_state=$(ip link show ${pxe_bridge} | grep -oP 'state \K[^ ]+')
+ if [[ ${link_state} != 'DOWN' ]]; then
+ ip link set dev ${pxe_bridge} down
+ sleep 5
+ link_state=$(ip link show ${pxe_bridge} | grep -oP 'state \K[^ ]+')
+ if [[ ${link_state} != 'DOWN' ]]; then
+ echo "${red}Could not bring DOWN bridge ${pxe_bridge} link state is ${link_state}${reset}"
+ exit 1
+ fi