ltm rule command TCP earlyrxmit

iRule(1)		      BIG-IP TMSH Manual		      iRule(1)



TCP::earlyrxmit
       Toggles TCP early retransmit.

SYNOPSIS
       TCP::earlyrxmit (BOOL_VALUE)?

DESCRIPTION
       Early retransmit allows TCP to assume a packet is lost after fewer than
       the standard number of duplicate ACKs, if there is no way to send new
       data and generate more duplicate ACKs (specified in RFC 5827).

       Syntax

       TCP::earlyrxmit []

RETURN VALUE
       TCP::earlyrxmit returns whether TCP early retransmit is enabled.

VALID DURING
       ANY_EVENT

EXAMPLES
	when SERVER_CONNECTED {
	    log local0. "Client: [client_addr]:[client_port] - Server: [server_addr]:[server_port]."
	    # Set client-side early retransmit to enabled.
	    clientside {
		log local0. "Client: earlyrxmit [TCP::earlyrxmit], enabling"
		TCP::earlyrxmit enable
	    }
	    # Set server-side early retransmit to disabled.
	    serverside {
		log local0. "Server: earlyrxmit [TCP::earlyrxmit], disabling"
		TCP::earlyrxmit disable
	    }
	}

HINTS
SEE ALSO
CHANGE LOG
       @BIGIP-13.0.0 --First introduced the command.



BIG-IP				  2017-01-31			      iRule(1)