I notice that when I run my csf installer script on my ipv6-only hosts, it fails. Seems like download.configserver.com isn't reachable over ipv6. Could you please enable ipv6? I know there aren't many ipv6-only hosts around, but I'm pretty sure that will change in the upcoming few years.
Angelo.
--2022-05-22 17:15:46-- https://download.configserver.com/csf.tgz
Resolving download.configserver.com (download.configserver.com)... 94.130.90.175
Connecting to download.configserver.com (download.configserver.com)|94.130.90.175|:443... failed: Network is unreachable.
No AAAA record present:
$ dig aaaa download.configserver.com
; <<>> DiG 9.16.1-Ubuntu <<>> aaaa download.configserver.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 38198
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;download.configserver.com. IN AAAA
;; Query time: 108 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun May 22 17:18:37 CEST 2022
;; MSG SIZE rcvd: 54