auto lo iface lo inet loopback auto eth0 iface eth0 inet manualauto wlp2s0iface wlp2s0 inet dhcp wpa-ssid our network wpa -psk passwordauto vmbr0iface vmbr0 inet static address 172.16.91.121 gateway 172.16.91.254 netmask 255.255.255.0 bridge-ports wlp2s0 bridge-stp off brdige-fd 0we have to connect and ping other ip adresses in our local network.