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authorRobert Göhler <github@ghlr.de>2023-06-06 21:16:19 +0200
committerGitHub <noreply@github.com>2023-06-06 21:16:19 +0200
commit6bc5e938067efbb81b8192513fc7b64f2dd9cbd6 (patch)
tree9a6e2185740c31ddddbc40e264405d9828a1c513
parentedbedf7c46ef23e7b4b458c382f8cbe30929862c (diff)
parent27bd0ae2abcbd1aea6c60e9a68b39c411614952b (diff)
downloadvyos-documentation-6bc5e938067efbb81b8192513fc7b64f2dd9cbd6.tar.gz
vyos-documentation-6bc5e938067efbb81b8192513fc7b64f2dd9cbd6.zip
Merge pull request #1021 from x70b1/mss-clamp
MSS-Clamp IPv6 via PPPoE
-rw-r--r--docs/configuration/interfaces/pppoe.rst4
1 files changed, 2 insertions, 2 deletions
diff --git a/docs/configuration/interfaces/pppoe.rst b/docs/configuration/interfaces/pppoe.rst
index 74a43bb5..6e922cfb 100644
--- a/docs/configuration/interfaces/pppoe.rst
+++ b/docs/configuration/interfaces/pppoe.rst
@@ -245,8 +245,8 @@ IPv6
.. note:: This command was introduced in VyOS 1.4 - it was previously called:
``set firewall options interface <name> adjust-mss <value>``
- .. hint:: MSS value = MTU - 20 (IP header) - 20 (TCP header), resulting in
- 1452 bytes on a 1492 byte MTU.
+ .. hint:: MSS value = MTU - 40 (IPv6 header) - 20 (TCP header), resulting in
+ 1432 bytes on a 1492 byte MTU.
Instead of a numerical MSS value `clamp-mss-to-pmtu` can be used to
automatically set the proper value.