X-Git-Url: http://www.git.cypherpunks.ru/?p=nncp.git;a=blobdiff_plain;f=doc%2Fsp.texi;h=e7f4895c67f43c539915046887c1252d2de573b2;hp=3944a752f630d5c53d1dd6bc9ef08f22e1994fb2;hb=a7bc092eb93fb9526b27bca20ae7b88b01d99f84;hpb=025e183975f87d56a06b9b31d839dbf7f778df62

diff --git a/doc/sp.texi b/doc/sp.texi
index 3944a75..e7f4895 100644
--- a/doc/sp.texi
+++ b/doc/sp.texi
@@ -12,6 +12,11 @@ high-delay links, so acknowledging of each received packet, like
 @url{https://en.wikipedia.org/wiki/XMODEM, XMODEM} does, causes
 unacceptable performance degradation.
 
+Internally it uses various timeouts and deadlines. One of them used
+extensively is 10 seconds default deadline timeout. You can override it
+with @env{$NNCPDEADLINE} environment variable, that could be useful with
+very high delay links.
+
 SP works on top of
 @url{http://noiseprotocol.org/noise.html#interactive-patterns,
 @code{Noise_IK_25519_ChaChaPoly_BLAKE2b}} protocol. Each Noise packet