2.2.2 CLNT_UCAST_EX
The CLNT_UCAST_EX packet is a unicast request that is generated by clients that are trying to identify the list of database instances and their network protocol connection information installed on a single machine. The client generates a UDP packet with a single byte, as shown in the following diagram.
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CLNT_UCAST_EX |
CLNT_UCAST_EX (1 byte): A single byte whose value MUST be 0x03.