Specifies the time-out value for TCP-delayed acknowledgment (ACK) timer for hosts that are directly connected.
Refer to RFC 1122, 4.2.3.2.
50 milliseconds
10 milliseconds to 500 milliseconds
Yes
Do not increase this value to more than 500 milliseconds.
Increase the value under the following circumstances:
Slow network links (less than 57.6 Kbps) with greater than 512 bytes maximum segment size (MSS)
The interval for receiving more than one TCP segment is short
Unstable