ip6tables -t mangle -I POSTROUTING -j HL --hl-set 65
iptables -t mangle -I POSTROUTING -j TTL --ttl-set 65
References
- https://forum.gl-inet.com/t/gl-inet-axt1800-version-4-5-0-iptables-dont-have-module-to-set-ttl-to-65/36422
- https://forum.openwrt.org/t/changing-ttl-on-the-new-openwrt-versions/203250
- https://www.maroonmed.com/ttl-modification-for-outgoing-traffic-with-openwrt/
- https://jv.ag/blog/GLinet-TTL-Change/
- https://maisonbisson.com/post/gli-inet-ttl/