Patent ID: 6273622
Filing Date: 2001-08-14
Classification: H04L

Abstract:
In a data communication system having a client and a server side, a method of forming a connection request message to establish a communication channel between said client and said server, comprising the steps of:including an Internet Protocol (IP) header field within said connection request message;including User Datagram Protocol (UDP) header field within said connection request message;including a message type field within said connection request message indicating the type of said message;including a last received message number field within said connection request message indicating the number of the last received message;including a client IP address field within said connection request message indicating the IP address of said client;including a client port number field within said connection request message indicating the port number of said client;including a target application identification (ID) field within said connection request message indicating the ID of the target application;including a BUFFERSIZE field within said connection request message indicating the maximum permitted size of the UDP packet to be transmitted;including a MAXTX field within said connection request message indicating the maximum number of messages transmitted between acknowledges;including a MAXRX field within said connection request message indicating the maximum number of messages received between acknowledges;including an ACKTIMEOUTTX field within said connection request message indicating the timeout period for retransmission of unacknowledged messages;including an ACKTIMEOUTRX field within said connection request message indicating the maximum timeout period for sending an acknowledgment during reception;including an ERRORLEVEL field within said connection request message indicating the error sensitivity level requested by said client;including a ALIVERATE field within said connection request message indicating the keep alive rate requested by said client; andgenerating said connection request message by combining together the bits representing said IP header field, said UDP header field, said message type field, said last received message number field, said client IP address field, said client port number field, said target application ID field, said BUFFERSIZE field, said MAXTX field, said MAXRX field, said ACKTIMEOUTTX field, said ACKTIMEOUTRX field, said ERROR.sub.13 LEVEL field and said ALIVERATE field.