From what I can tell, FreeBSD base doesn't have any utilities in base for burning an ISO to disc. So ports are indeed needed to do so. I was hoping someone could confirm if that is true.
Relevant:
* https://www.freebsd.org/doc/handbook/bsdinstall-pre.html
* https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/creating-cds.html
* https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/creating-dvds.html
Thank you!
Relevant:
* https://www.freebsd.org/doc/handbook/bsdinstall-pre.html
* https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/creating-cds.html
* https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/creating-dvds.html
Thank you!