Reproduced in Fuel 8.0 GA:
root@node-4:/etc/fuel/plugins/mellanox-plugin-2.0# puppet apply -d /etc/puppet/modules/osnailyfacter/modular/netconfig/netconfig.pp
.
.
Error: Parameter vlan_id failed on L23_stored_config[ib0.8002]: '8002' is not a valid 802.1q NALN_ID (must be a integer value in range (0 .. 4094) at /etc/puppet/modules/l23network/manifests/l3/ifconfig.pp:176 

root@node-4:/etc/fuel/plugins/mellanox-plugin-2.0# hiera network_scheme
{"endpoints"=>                                                         
  {"br-ex"=>{"IP"=>["10.209.37.226/22"], "gateway"=>"10.209.36.1"},    
   "br-floating"=>{"IP"=>"none"},                                      
   "br-fw-admin"=>{"IP"=>["10.20.0.5/24"]},                            
   "br-mgmt"=>{"IP"=>["192.168.0.3/24"]},                              
   "br-prv"=>{"IP"=>"none"},                                           
   "br-storage"=>{"IP"=>"None"},                                       
   "ib0.8002"=>{"IP"=>["192.168.1.3/24"]}},                            
 "interfaces"=>                                                        
  {"enp2s0"=>{"vendor_specific"=>{"bus_info"=>"ib0", "driver"=>"eth_ipoib"}},
   "enp2s0d1"=>{"vendor_specific"=>{"bus_info"=>"ib1", "driver"=>"eth_ipoib"}},
   "enp6s0f0"=>                                                                
    {"vendor_specific"=>{"bus_info"=>"0000:06:00.0", "driver"=>"igb"}},        
   "enp6s0f1"=>                                                                
    {"vendor_specific"=>{"bus_info"=>"0000:06:00.1", "driver"=>"igb"}},        
   "ib0.8002"=>{}},                                                            
 "provider"=>"lnx",                                                            
 "roles"=>                                                                     
  {"admin/pxe"=>"br-fw-admin",                                                 
   "ceilometer/api"=>"br-mgmt",                                                
   "ceph/public"=>"br-mgmt",                                                   
   "ceph/radosgw"=>"br-ex",                                                    
   "ceph/replication"=>"ib0.8002",                                             
   "cinder/api"=>"br-mgmt",                                                    
   "cinder/iscsi"=>"ib0.8002",                                                 
   "ex"=>"br-ex",                                                              
   "fw-admin"=>"br-fw-admin",                                                  
   "glance/api"=>"br-mgmt",                                                    
   "heat/api"=>"br-mgmt",                                                      
   "horizon"=>"br-mgmt",                                                       
   "ironic/api"=>"br-mgmt",                                                    
   "keystone/api"=>"br-mgmt",
   "management"=>"br-mgmt",
   "mgmt/corosync"=>"br-mgmt",
   "mgmt/database"=>"br-mgmt",
   "mgmt/memcache"=>"br-mgmt",
   "mgmt/messaging"=>"br-mgmt",
   "mgmt/vip"=>"br-mgmt",
   "mongo/db"=>"br-mgmt",
   "murano/api"=>"br-mgmt",
   "murano/cfapi"=>"br-mgmt",
   "neutron/api"=>"br-mgmt",
   "neutron/floating"=>"br-floating",
   "neutron/private"=>"br-prv",
   "nova/api"=>"br-mgmt",
   "nova/migration"=>"br-mgmt",
   "public/vip"=>"br-ex",
   "sahara/api"=>"br-mgmt",
   "storage"=>"ib0.8002",
   "swift/api"=>"br-mgmt",
   "swift/replication"=>"ib0.8002"},
 "transformations"=>
  [{"action"=>"add-br", "name"=>"br-fw-admin"},
   {"action"=>"add-br", "name"=>"br-mgmt"},
   {"action"=>"add-br", "name"=>"br-ex"},
   {"action"=>"add-br", "name"=>"br-floating", "provider"=>"ovs"},
   {"action"=>"add-patch",
    "bridges"=>["br-floating", "br-ex"],
    "mtu"=>65000,
    "provider"=>"ovs"},
   {"action"=>"add-br", "name"=>"br-prv", "provider"=>"ovs"},
   {"action"=>"add-br", "name"=>"br-aux"},
   {"action"=>"add-patch",
    "bridges"=>["br-prv", "br-aux"],
    "mtu"=>65000,
    "provider"=>"ovs"},
   {"action"=>"add-port", "bridge"=>"br-aux", "name"=>"enp2s0"},
   {"action"=>"add-port", "bridge"=>"br-mgmt", "name"=>"enp2s0.3"},
   {"action"=>"add-port", "bridge"=>"br-fw-admin", "name"=>"enp6s0f0"},
   {"action"=>"add-port", "bridge"=>"br-ex", "name"=>"enp6s0f1"}],
 "version"=>"1.1"}