Can you edit /etc/modules.d/nf-nathelper-extra
and remove the two sip modules?
Then reboot the router.
Can also try to remove this package from the UI kmod-nf-nathelper-extra
Can you edit /etc/modules.d/nf-nathelper-extra
and remove the two sip modules?
Then reboot the router.
Can also try to remove this package from the UI kmod-nf-nathelper-extra