113498266Sopenharmony_ci--- 213498266Sopenharmony_cic: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 313498266Sopenharmony_ciSPDX-License-Identifier: curl 413498266Sopenharmony_ciLong: tcp-fastopen 513498266Sopenharmony_ciAdded: 7.49.0 613498266Sopenharmony_ciHelp: Use TCP Fast Open 713498266Sopenharmony_ciCategory: connection 813498266Sopenharmony_ciMulti: boolean 913498266Sopenharmony_ciSee-also: 1013498266Sopenharmony_ci - false-start 1113498266Sopenharmony_ciExample: 1213498266Sopenharmony_ci - --tcp-fastopen $URL 1313498266Sopenharmony_ci--- 1413498266Sopenharmony_ci 1513498266Sopenharmony_ci# `--tcp-fastopen` 1613498266Sopenharmony_ci 1713498266Sopenharmony_ciEnable use of TCP Fast Open (RFC 7413). TCP Fast Open is a TCP extension that 1813498266Sopenharmony_ciallows data to get sent earlier over the connection (before the final 1913498266Sopenharmony_cihandshake ACK) if the client and server have been connected previously. 20