3Com 10014299 Configure LLC2 premature acknowledgement window, Configure modulo value of LLC2

Configuration of DLSw 391

LLC2 pre-answer refers to sending answer packet to the peer in advance after receiving the specified amount of packets. This parameter and local answer display time in 1 controls the time to send answer packet together. If any condition is satisfied, the answer packet will be sent, that is, it sends acknowledgement message to the other part in advance after receiving the nth message.

Please process the following configurations in the Ethernet interface view.

Table 445 Configure LLC2 premature acknowledgement window

Operation	Command
Configure the length of LLC2 premature	llc2	max-ack n
acknowledgement window
Restore the default length value of LLC2 premature	undo	llc2 max-ack
acknowledgement window

By default, the length of LLC2 premature acknowledgement window is 3.

cConfigure LLC2 Local Acknowledgement Window

LLC2 adopts the window mechanism when sending packets, while not requiring the timely reply for each packet. LLC2 can wait for the replies from the peer at the same time after the whole window has been sent. LLC2 local acknowledgement window size is the Max. amount of packets that LLC2 can send before receiving the replies.

Please process the following configurations in the Ethernet interface view.

Table 446 Configure LLC2 premature acknowledgement window

Operation	Command
Configure the length of LLC2 Premature Acknowledgement	llc2	receive-window
Window	length
Restore the default length value of LLC2 premature	undo	llc2
acknowledgement window	receive-window

By default, the length of LLC2 local acknowledgement window is 7.

dConfigure Modulo Value of LLC2

LLC2 uses modulo mode to number the information message like X25 protocol. The modulo value is 8 or 128. Ethernet generally uses modulo 128.

Please process the following configurations in the Ethernet interface view.

Table 447 Configure modulo value of LLC2

Operation	Command
Configure Modulo Value of LLC2	llc2	modulo n
Restore the default value of LLC2 modulo value	undo	llc2 modulo

By default, the modulo value of LLC2 is 128.

eConfigure Retransmission Number of LLC2

LLC2 retransmission number indicates the retransmission number of information frame before receiving no acknowledgement frame sent by the other part.

Please process the following configurations in the Ethernet interface view.