C# Definition:

    internal enum PROTOCOL_INT : int
    {
        //dummy for IP  
        IPPROTO_IP = 0,
        //control message protocol  
        IPPROTO_ICMP = 1,
        //internet group management protocol  
        IPPROTO_IGMP = 2,
        //gateway^2 (deprecated)  
        IPPROTO_GGP = 3,
        //tcp  
        IPPROTO_TCP = 6,
        //pup  
        IPPROTO_PUP = 12,
        //user datagram protocol  
        IPPROTO_UDP = 17,
        //xns idp  
        IPPROTO_IDP = 22,
        //IPv6  
        IPPROTO_IPV6 = 41,
        //UNOFFICIAL net disk proto  
        IPPROTO_ND = 77,

        IPPROTO_ICLFXBM = 78,
        //raw IP packet  
        IPPROTO_RAW = 255,

        IPPROTO_MAX = 256
    }

VB Definition:

Enum PROTOCOL_INT
   TODO
End Enum

Notes:

None.