diff options
Diffstat (limited to 'sbin/ifconfig/ifconfig.8')
| -rw-r--r-- | sbin/ifconfig/ifconfig.8 | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8 index 6c61af48abec..b6e7d3ff2c63 100644 --- a/sbin/ifconfig/ifconfig.8 +++ b/sbin/ifconfig/ifconfig.8 @@ -28,7 +28,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd July 11, 2025 +.Dd July 14, 2025 .Dt IFCONFIG 8 .Os .Sh NAME @@ -2878,13 +2878,25 @@ interfaces previously configured with Another name for the .Fl tunnel parameter. +.It Cm noclamp +This flag prevents the MTU from being clamped to 1280 bytes, the +minimum MTU for IPv6, when the outer protocol is IPv6. When the +flag is set, the MTU value configured on the interface will be +used instead of the fixed length of 1280 bytes. For more details, +please refer to the +.Ar MTU Configuration and Path MTU Discovery +section in +.Xr gif 4 . +.It Cm -noclamp +Clear the flag +.Cm noclamp . .It Cm ignore_source Set a flag to accept encapsulated packets destined to this host independently from source address. This may be useful for hosts, that receive encapsulated packets from the load balancers. .It Cm -ignore_source -Clear a flag +Clear the flag .Cm ignore_source . .El .Ss GRE Tunnel Parameters |