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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
By default, the length of LLC2 premature acknowledgement window is 3.
c Configure 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
By default, the length of LLC2 local acknowledgement window is 7.
d Configure 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
By default, the modulo value of LLC2 is 128.
e Configure 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.
Operation Command
Configure the length of LLC2 premature
acknowledgement window
llc2 max-ack n
Restore the default length value of LLC2 premature
acknowledgement window
undo llc2 max-ack
Operation Command
Configure the length of LLC2 Premature Acknowledgement
Window
llc2 receive-window
length
Restore the default length value of LLC2 premature
acknowledgement window
undo llc2
receive-window
Operation Command
Configure Modulo Value of LLC2 llc2 modulo n
Restore the default value of LLC2 modulo value undo llc2 modulo