export VIRT_NUMBER=${VIRT_NUMBER:-5} export VIRT_CPUS=${VIRT_CPUS:-8} export VIRT_MEM=${VIRT_MEM:-16384} export VIRT_DISK=${VIRT_DISK:-200G} export EXT_NAT_MASK=${EXT_NAT_MASK:-255.255.252.0} export EXT_NAT_GW=${EXT_NAT_GW:-192.16.1.1} export EXT_NAT_IP_START=${EXT_NAT_IP_START:-192.16.1.3} export EXT_NAT_IP_END=${EXT_NAT_IP_END:-192.16.1.254} export SWITCH_IPS="1.1.1.1" export SWITCH_CREDENTIAL="version=2c,community=public" export DEPLOYMENT_TIMEOUT="300" export POLL_SWITCHES_FLAG="nopoll_switches" export NAT_EXTERNAL=${NAT_EXTERNAL:true}