gen Group Copy Port Instruction

1.3.6.1.4.1.81.8.1.1.45

This variable is used internally by the P330 Master for sending a contracted instruction code to every Slave agent of the stack. The instruction is coded as follows: 1st Octet: 0 - reset the following port mirroring 1 - set the following port mirroring 2nd to 5th: mirroring source port id. 6th to 9th: mirroring destination port id. 10th Octet: mirroring direction: 1 - Rx only 2 - Tx only 3 - both Ports id. 201 to 204 refer to the P330 backplane Guitar ports, 0 to 3 respectively. Port id. 301, 302, 303 refer to P330 backplane LAGs, down, up, and fat (a single four ports LAG) respectively.