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-rw-r--r--usr.bin/tftp/tftp.113
1 files changed, 12 insertions, 1 deletions
diff --git a/usr.bin/tftp/tftp.1 b/usr.bin/tftp/tftp.1
index 7ee892bc4c52..7f413e2b1035 100644
--- a/usr.bin/tftp/tftp.1
+++ b/usr.bin/tftp/tftp.1
@@ -28,7 +28,7 @@
.\" @(#)tftp.1 8.2 (Berkeley) 4/18/94
.\" $FreeBSD$
.\"
-.Dd Aug 22, 2018
+.Dd March 2, 2020
.Dt TFTP 1
.Os
.Sh NAME
@@ -216,6 +216,14 @@ Toggle packet tracing.
.Pp
.It Cm verbose
Toggle verbose mode.
+.Pp
+.It Cm windowsize Op Ar size
+Sets the TFTP windowsize option in TFTP Read Request or Write Request packets to
+.Op Ar size
+blocks as specified in RFC 7440.
+Valid values are between 1 and 65535.
+If no windowsize is specified,
+then the default windowsize of 1 block will be used.
.El
.Sh SEE ALSO
.Xr tftpd 8
@@ -236,6 +244,9 @@ The following RFC's are supported:
.Rs
.%T RFC 3617: Uniform Resource Identifier (URI) Scheme and Applicability Statement for the Trivial File Transfer Protocol (TFTP)
.Re
+.Rs
+.%T RFC 7440: TFTP Windowsize Option
+.Re
.Pp
The non-standard
.Cm rollover