message Interface 
{
    enum Duplex 
    {
        HALF = 1;
        FULL = 2;
        AUTO = 3;
    }

    enum IntfType 
    {
        ETHERNET = 1;
        LOOPBACK = 2;
        VLAN = 3;
        TUNNEL = 4;
        PORT_CHANNEL = 5;
        STANDBY = 6;
        BRIDGE = 7;
        SPLIT = 8;
        STACK = 9;
        MGMT = 10;
        NONE = 11;
    }

    enum SpeedType 
    {
        SPEED_INVALID = 0;
        SPEED_AUTO = 1;
        SPEED_10 = 2;
        SPEED_100 = 3;
        SPEED_1000 = 4;
        SPEED_10000 = 5;
    }

    enum PortType 
    {
        PT_RJ45   = 0;
        PT_GBIC   = 1;
        PT_SERIAL = 2;
        PT_USB    = 3;
        PT_X2     = 4;
    }

    enum PoeSupport 
    {
        NA = 0;
        SUPPORTED   = 1;
        NOT_SUPPORTED = 2;
    }

    enum StateDownReason 
    {
        UNINITIALIZED = 1;
        WAITING_FOR_LINK = 2;
        ADMIN_INTERFACE_DOWN = 3;
        MODULE_MISSING = 4;
        MODULE_UNRECOGNIZED = 5;
        MODULE_UNSUPPORTED = 6;
        MODULE_INCOMPATIBLE = 7;
        MODULE_FAULT = 8;
        GROUP_SPEED_MISMATCH = 9;
        LANES_SPLIT = 10;
        LANES_NOT_SPLIT = 11;
        INVALID_MTU = 12;
        INVALID_SPEEDS = 13;
        AUTONEG_NOT_SUPPORTED = 14;
        AUTONEG_REQUIRED = 15;
        INTERFACE_ABSENT = 16;
        PHYSICAL_INTERFACE_FAILED = 17;
        PSPO_ENABLEMENT_LAYER_DOWN = 18;
        CARD_INTERFACE_ERRORS = 19;
        INTERFACE_OK = 20;
    }
    enum VlanModes 
    {
        ACCESS = 1;
        NATIVE_TAGGED = 2;
        NATIVE_UNTAGGED = 3;
    }

    optional Action action = 1 [default = UPDATE];   // Mandatory
    optional string device_id = 2;                   // Mandatory
    optional MacAddress macaddr = 3;                 // Mandatory
    optional Status status = 4 [default = UP];       // Mandatory
    optional IpAddress ipaddr = 5;
    optional Duplex duplex_mode = 6; // This field will be present only for IAP Interface alone.
    optional string name = 7;                       // Mandatory   
    optional string port_number = 8;                // Mandatory
    optional IntfType type = 9;                     // Mandatory
    optional string mode = 10;
    optional uint32 vlan = 11;
    optional PoeSupport has_poe = 12 [default = NA]; // This field is applicable for switches alone.
    optional Status poe_state = 13 [default = UP];
    optional Status oper_state = 14 [default = UP];  // Mandatory
    optional Status admin_state = 15 [default = UP]; // Mandatory
    optional SpeedType speed = 16;                   // Mandatory
    optional uint32 mux = 17;
    optional uint32 trusted = 18;
    optional string slot = 19;
    optional PortType phy_type = 20;
    optional string sub_type = 21;
    repeated uint32 allowed_vlan = 22;
    optional uint32 native_vlan = 23;
    optional bool vsx_enabled = 24;
    optional StateDownReason state_down_reason = 25;
    optional VlanModes vlan_mode = 26;
}
message InterfaceStats 
{
    optional string device_id = 1;          // Mandatory   
    optional MacAddress macaddr = 2;         // Mandatory      
    optional uint32 timestamp = 3;          // Mandatory
    optional uint64 tx_bytes = 4;           // Mandatory
    optional uint64 rx_bytes = 5;           // Mandatory
    optional uint32 power_consumption = 6;
    optional uint64 in_errors = 7;
    optional uint64 out_errors = 8;
    optional uint64 in_discards = 9;
    optional uint64 out_discards = 10;
    optional uint64 in_packets = 11;
    optional uint64 out_packets = 12;
    optional uint32 in_other_err = 13;
    optional uint64 in_multicast_pkt = 14;
    optional uint64 in_broadcast_pkt = 15;
    optional uint64 in_unicast_pkt = 16;
    optional uint64 out_multicast_pkt = 17;
    optional uint64 out_broadcast_pkt = 18;
    optional uint64 out_unicast_pkt = 19;
    optional uint64 in_fcs = 20;
    optional uint64 in_alignment = 21;
    optional uint32 out_excessive_collision = 22;
    optional uint64 in_jabbers = 23;
    optional uint64 in_fragmented = 24;
    optional uint32 in_giant = 25;
    optional uint32 in_runt = 26;
    optional uint64 out_collision = 27;
    optional uint32 out_late_collision = 28;
    optional uint32 out_deferred = 29;
}
message DeviceNeighbours 
{
    optional Action action = 1 [default = UPDATE];    // Mandatory
    optional string device_id = 2;                    // Mandatory
    optional string port = 3;                         // Mandatory
    optional string remote_device_id = 4;
    optional string remote_port = 5;
    optional string remote_port_number = 6;
    optional string vlan_id = 7;
}
//The following messages are statistics protobufs
message DeviceStats
{
    optional string device_id = 1;           // Mandatory
    optional uint32 timestamp = 2;           // Mandatory
    optional uint64 uptime = 3;              // Mandatory
    optional uint32 cpu_utilization = 4;     // Mandatory for IAP and HP switches.
    optional uint64 mem_total = 5;           // Mandatory for IAP and HP switches.
    optional uint64 mem_free = 6;            // Mandatory for IAP and HP switches.
    optional uint32 power_consumption = 7;
    optional uint32 fan_speed = 8;
    optional uint32 temperature = 9;
    optional Status fan_status = 10;
    optional uint32 max_power = 11;
    optional uint32 poe_consumption = 12;
    optional uint32 poe_budget = 13;
    optional uint64 mem_utilization = 14;
}
message SwitchStack 
{
    enum StackTopology 
    {
       STANDALONE = 1;
       CHAIN = 2;
       RING = 3;
       MESH = 4;
       PARTIAL_MESH = 5;
       UNKNOWN = 6;
    }
    enum StackPolicy 
    {
        STACK_SPLIT_UNKNOWN = 0;
        STACK_SPLIT_ONE_FRAGMENT_UP = 1;
        STACK_SPLIT_ALL_FRAGMENTS_UP = 2;
    }
    optional Action action = 1 [default = UPDATE];   // Mandatory
    optional string stack_id = 2;
    optional Status status = 3 [default = UP];       // Mandatory
    optional StackTopology topology = 4;
    optional StackPolicy policy = 5;
    optional string firmware_version = 6;
    optional uint32 vsf_domain_id = 7;
}
message Switch 
{
    enum StackMemberRole 
    {
        UNKNOWN = 1;
        COMMANDER = 2;
        STANDBY = 3;
        MEMBER = 4;
    }
    optional Action action = 1 [default = UPDATE];    // Mandatory
    optional string serial = 2;                       // Mandatory
    optional string name = 3;                         // Mandatory
    optional MacAddress macaddr = 4;                  // Mandatory
    optional string model = 5;                        // Mandatory
    optional Status status = 6 [default = UP];        // Mandatory
    optional IpAddress public_ip_address = 7;
    optional IpAddress ip_address = 8;
    optional string firmware_version = 9;             // Mandatory
    optional IpAddress default_gateway = 10;
    optional uint32 device_mode = 11;
    repeated string uplink_ports = 12;
    optional uint32 max_slots = 13;
    repeated string used_slots = 14;
    repeated HardwareModule management_modules = 15;
    repeated HardwareModule power_supplies = 16;
    optional string stack_id = 17;
    optional uint32 stack_member_id = 18;
    optional StackMemberRole stack_member_role = 19;
    optional MacAddress stack_macaddr = 20;
}

action: DELETE
device_id: "CG0020759"
macaddr {
addr: " L\003\006qo"
}
status: DOWN
duplex_mode: AUTO
name: "GE0/0/14"
port_number: "14"
type: ETHERNET
mode: "Access"
vlan: 13
oper_state: DOWN
admin_state: DOWN
speed: SPEED_1000
slot: "0"
sub_type: "2"

device_id: "TWJCKSP01C"
macaddr {
addr: " L\003\225\352v"
}
timestamp: 1603163100
tx_bytes: 3155
rx_bytes: 2002
in_packets: 25
out_packets: 49
in_other_err: 0
in_multicast_pkt: 24
in_broadcast_pkt: 0
in_unicast_pkt: 1
out_multicast_pkt: 0
out_broadcast_pkt: 3
out_unicast_pkt: 46

action: UPDATE
device_id: "DZ0001581"
port: 3
remote_device_id: "DZ0001581"
remote_port: 4
remote_port_number: 2
vlan_id: 1

device_id: "DZ0001581"
timestamp: 1601898300
uptime: 364223
cpu_utilization: 7
mem_total: 490090496
mem_free: 234157664
mem_utilization: 52

action: UPDATE
stack_id: "1234122"
status: UP
topology: CHAIN
policy: STACK_SPLIT_ALL_FRAGMENTS_UP
firmware_version: "8.0.1.0-sp_73970"
vsf_domain_id: 100