lo: update man page since SCTP checksum offloading is supported

The loopback interface supports SCTP checksum offloading in
addition to TCP and UDP.

Reviewed by:		gbe
Differential Revision:	https://reviews.freebsd.org/D45698

(cherry picked from commit 60117f9ee58e202be55a8af5bb6b6c768e7a940e)
This commit is contained in:
Michael Tuexen 2024-06-23 13:27:54 +02:00
parent 808fb2711f
commit 90ddea70e0

View file

@ -29,7 +29,7 @@
.\"
.\" @(#)lo.4 8.1 (Berkeley) 6/5/93
.\"
.Dd January 25, 2012
.Dd June 23, 2024
.Dt LO 4
.Os
.Sh NAME
@ -57,11 +57,11 @@ be configured first unless no hardware
interfaces exist.
.Pp
If the transmit checksum offload capability flag is enabled on a loopback
interface, checksums will not be generated by IP, UDP, or TCP for packets
interface, checksums will not be generated by IP, UDP, TCP, or SCTP for packets
sent on the interface.
.Pp
If the receive checksum offload capability flag is enabled on a loopback
interface, checksums will not be validated by IP, UDP, or TCP for packets
interface, checksums will not be validated by IP, UDP, TCP, or SCTP for packets
received on the interface.
.Pp
By default, both receive and transmit checksum flags will be enabled, in