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Unformatted text preview: ints: local IP address and port, foreign IP
address and port.
(Debug) No longer used.
(Debug) Number of bytes of extra space to allocate in buffers for IP options and data-link
headers. Default is 32.
The 2MSL value: the time spent in the TIME_WAIT state. Default is 240000 ms (4
tcp_conn_grace_period file:///D|/Documents%20and%20Settings/bigini/Doc...omenet2run/tcpip/tcp-ip-illustrated/append_e.htm (10 of 16) [12/09/2001 14.48.06] Appendix E: Configurable Options (Debug) Additional time added to the timer interval when sending a SYN. Default is 500
The maximum number of pending connection requests queued for any listening end
point. Default is 5.
The maximum value of the congestion window. Default is 32768.
(Debug) If 1, enables printing of debug output by TCP. Default is 0.
The time to wait before sending a delayed ACK. Default is 50 ms.
The number of consecutive duplicate ACKs that triggers the fast retransmit, fast recovery
algorithm. Default is 3.
(Debug) If 1 (default), TCP completes the three-way handshake before returning a new
connection to an application with a pending passive open. "This is the way most TCP
implementations operate. If 0, TCP passes an incoming connection request (received
SYN) to the application, and does not complete the three-way handshake until the
application accepts the connection. (Setting this to 0 might break many existing
(Debug) If 1, path MTU discovery ignores received ICMP fragmentation needed
messages. If 0 (default), path MTU discovery is enabled for TCP.
The total retransmit timeout value when TCP is performing an active open. Default is
240000 ms (4 minutes).
The total retransmit timeout value for a TCP connection after it is established. Default is
120000 ms (2 minutes).
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This test prep was uploaded on 04/04/2014 for the course ECE EL5373 taught by Professor Guoyang during the Spring '12 term at NYU Poly.
- Spring '12