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-rw-r--r--sbin/setkey/setkey.87
1 files changed, 7 insertions, 0 deletions
diff --git a/sbin/setkey/setkey.8 b/sbin/setkey/setkey.8
index 1e03edf..567dde4 100644
--- a/sbin/setkey/setkey.8
+++ b/sbin/setkey/setkey.8
@@ -252,6 +252,8 @@ AH based on rfc2402
AH based on rfc1826
.It Li ipcomp
IPComp
+.It Li tcp
+TCP-MD5 based on rfc2385
.El
.\"
.Pp
@@ -265,6 +267,8 @@ must be a decimal number, or a hexadecimal number with
prefix.
SPI values between 0 and 255 are reserved for future use by IANA
and they cannot be used.
+TCP-MD5 associations must use 0x1000 and therefore only have per-host
+granularity at this time.
.\"
.Pp
.It Ar extensions
@@ -585,6 +589,7 @@ hmac-ripemd160 160 ah: 96bit ICV (RFC2857)
ah-old: 128bit ICV (no document)
aes-xcbc-mac 128 ah: 96bit ICV (RFC3566)
128 ah-old: 128bit ICV (no document)
+tcp-md5 8 to 640 tcp: rfc2385
.Ed
.Pp
Followings are the list of encryption algorithms that can be used as
@@ -649,6 +654,8 @@ dump esp ;
spdadd 10.0.11.41/32[21] 10.0.11.33/32[any] any
-P out ipsec esp/tunnel/192.168.0.1-192.168.1.2/require ;
+add 10.1.10.34 10.1.10.36 tcp 0x1000 -A tcp-md5 "TCP-MD5 BGP secret" ;
+
.Ed
.\"
.Sh SEE ALSO
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