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Diffstat (limited to 'docs/firewall.rst')
| -rw-r--r-- | docs/firewall.rst | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/docs/firewall.rst b/docs/firewall.rst index a56e56a8..fc6bf746 100644 --- a/docs/firewall.rst +++ b/docs/firewall.rst @@ -174,42 +174,5 @@ Example Partial Config } } -MSS Clamping ------------- - -As Internet wide PMTU discovery rarely works we sometimes need to clamp our TCP -MSS value to a specific value. Starting with VyOS 1.2 there is a firewall option -to clamp your TCP MSS value for IPv4 and IPv6. - -Clamping can be disabled per interface using the `disable` keywork: - -.. code-block:: sh - - set firewall options interface pppoe0 disable - -IPv4 ----- - -Clamp outgoing MSS value in a TCP SYN packet to `1452` for `pppoe0` and `1372` -for your WireGuard `wg02` tunnel. - -.. code-block:: sh - - set firewall options interface pppoe0 adjust-mss '1452' - set firewall options interface wg02 adjust-mss '1372' - -IPv6 ----- - -Clamp outgoing MSS value in a TCP SYN packet to `1280` for both `pppoe0` and -`wg02` interface. - -To achieve the same for IPv6 please use: - -.. code-block:: sh - - set firewall options interface pppoe0 adjust-mss6 '1280' - set firewall options interface wg02 adjust-mss6 '1280' - [XFinity Blocked Port List](https://www.xfinity.com/support/internet/list-of-blocked-ports/) |