'Get VIF configurations for bridge type.'

def get_config_bridge(self, instance, vif, image_meta, inst_type, virt_type, host):

    conf = self.get_base_config(instance, vif['address'], image_meta, inst_type, virt_type, vif['vnic_type'])
    designer.set_vif_host_backend_bridge_config(conf, self.get_bridge_name(vif), self.get_vif_devname(vif))
    mac_id = vif['address'].replace(':', '')
    name = ((('nova-instance-' + instance.name) + '-') + mac_id)
    if self.get_firewall_required(vif):
        conf.filtername = name
    designer.set_vif_bandwidth_config(conf, inst_type)
    return conf
