man: document the ip macsec offload command

Add a description of the `ip macsec offload` command used to select the
offloading mode on a macsec interface when the underlying device
supports it.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
This commit is contained in:
Antoine Tenart 2020-03-03 11:36:18 +01:00 committed by David Ahern
parent 791bc7ee48
commit 69166f909b
1 changed files with 7 additions and 0 deletions

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@ -53,6 +53,9 @@ ip-macsec \- MACsec device configuration
.BI "ip macsec del " DEV " rx " SCI " sa"
.RI "{ " 0..3 " }"
.BI "ip macsec offload " DEV
.RB "{ " off " | " phy " }"
.B ip macsec show
.RI [ " DEV " ]
@ -102,6 +105,10 @@ type.
.SS Display MACsec configuration
.nf
# ip macsec show
.PP
.SS Configure offloading on an interface
.nf
# ip macsec offload macsec0 phy
.SH NOTES
This tool can be used to configure the 802.1AE keys of the interface. Note that 802.1AE uses GCM-AES