Added comments to clarify the LWIP_TCP_TIMESTAMPS option.

2014-02-07 11:46:23 +01:00
parent a44e2190d6
commit 3273c68b63
3 changed files with 11 additions and 2 deletions
--- a/src/include/lwip/opt.h
+++ b/src/include/lwip/opt.h
@@ -1055,6 +1055,9 @@

 /**
 * LWIP_TCP_TIMESTAMPS==1: support the TCP timestamp option.
+ * The timestamp option is currently only used to help remote hosts, it is not
+ * really used locally. Therefore, it is only enabled when a TS option is
+ * received in the initial SYN packet from a remote host.
 */
 #ifndef LWIP_TCP_TIMESTAMPS
 #define LWIP_TCP_TIMESTAMPS             0