… could, and have, been used in a middle-box or Protocol Enhancing Proxy (PEP) [ RFC3135 ] employing split TCP. This document does not discuss the issues concerning PEPs. Section 4 describes several techniques, which do not require end-to-end changes. 4.1 Modified Delayed ACKs The…

…interface cards, or by middleboxes such as Performance Enhancing Proxies (PEPs) RFC3135 ). It also allows a single mapping to cover many packets; this may be useful in bulk‑transfer situations. A mapping is fixed, in that the subflow sequence number is bound to the data sequence …