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authorChristian Pointner <equinox@anytun.org>2009-03-13 01:50:09 +0000
committerChristian Pointner <equinox@anytun.org>2009-03-13 01:50:09 +0000
commit63910439f77b91848dda094ef6e90523e1f7efa6 (patch)
tree75660603d4b79520ffea0a1b1b2edb25b8a08371 /doc
parentmoved hex-dump function to log_* (diff)
added command line option for auth tag length
Diffstat (limited to 'doc')
-rw-r--r--doc/uanytun.8.txt10
1 files changed, 8 insertions, 2 deletions
diff --git a/doc/uanytun.8.txt b/doc/uanytun.8.txt
index 01d191f..f979c84 100644
--- a/doc/uanytun.8.txt
+++ b/doc/uanytun.8.txt
@@ -36,6 +36,7 @@ SYNOPSIS
[ *-A|--salt* <master salt> ]
[ *-c|--cipher* <cipher type> ]
[ *-a|--auth-algo* <algo type> ]
+[ *-b|--auth-tag-length* <length> ]
DESCRIPTION
-----------
@@ -298,9 +299,14 @@ Possible values:
* *null* - no message authentication
* *sha1* - HMAC-SHA1, default value
-If HMAC-SHA1 is used, the packet length is increased by
-10 bytes. These 10 bytes contain the authentication data.
+If HMAC-SHA1 is used, the packet length is increased. The additional bytes
+contain the authentication data. see *-b|--auth-tag-length* for more info.
+-b|--auth-tag-length <length>
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The number of bytes to use for the auth tag. This value defaults to 10 bytes
+unless the *null* auth algo is used in which case it defaults to 0.
EXAMPLES
--------