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-rw-r--r--docs/configuration/interfaces/openvpn.md7
1 files changed, 5 insertions, 2 deletions
diff --git a/docs/configuration/interfaces/openvpn.md b/docs/configuration/interfaces/openvpn.md
index da39fd00..2c31ea80 100644
--- a/docs/configuration/interfaces/openvpn.md
+++ b/docs/configuration/interfaces/openvpn.md
@@ -79,7 +79,7 @@ and should be used only in compatibility scenarios.
```
-```{cfgcmd} set interfaces openvpn \<interface\> encryption data-ciphers \< 3des | aes128 | aes128gcm | aes192 | aes192gcm | aes256 | aes256gcm | none \>
+```{cfgcmd} set interfaces openvpn \<interface\> encryption data-ciphers \< 3des | aes128 | aes128gcm | aes192 | aes192gcm | aes256 | aes256gcm | chacha20poly1305 | none \>
**Configure a prioritized list of negotiated ciphers for OpenVPN in**
``client`` **or** ``server`` **mode.**
@@ -89,13 +89,16 @@ algorithms. It corresponds to OpenVPN’s ``--data-ciphers`` directive and
enables cipher negotiation, where both peers automatically agree on a mutually
supported cipher during session startup.
+`chacha20poly1305` selects ChaCha20-Poly1305, which DCO offloads just like
+the AES-GCM ciphers.
+
:::{note}
This option is not compatible with ``site-to-site`` mode.
:::
```
-```{cfgcmd} set interfaces openvpn \<interface\> encryption data-ciphers-fallback \< 3des | aes128 | aes128gcm | aes192 | aes192gcm | aes256 | aes256gcm | none \>
+```{cfgcmd} set interfaces openvpn \<interface\> encryption data-ciphers-fallback \< 3des | aes128 | aes128gcm | aes192 | aes192gcm | aes256 | aes256gcm | chacha20poly1305 | none \>
**Configure the fallback cipher for** ``site-to-site`` **mode.**