From: David Gwynne Subject: Re: etc/services: add ports for mqtt To: Hugo Osvaldo Barrera Cc: OpenBSD Tech Date: Sat, 26 Apr 2025 14:37:44 +1000 > On 24 Apr 2025, at 08:14, Hugo Osvaldo Barrera wrote: > > On 2025-04-23 20:21, Stuart Henderson wrote: >> On 2025/04/23 15:29, Hugo Osvaldo Barrera wrote: >>> Port 1883 is used for plain-text mqtt and 8883 is used for TLS+mqtt. >>> See: https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml?search=mqtt >> >> Many IANA registrations are for both TCP and UDP although nany >> protocols never or rarely run over both. We typically only list a >> port/protocol if in very common usage. >> >> I agree with adding MQTT over TCP, this is a common protocol and >> reserving this port to prevent it being used in the dynamic range, which >> is a side-effect of listing in services(5), makes sense. >> >> I think we should skip UDP. > > Attaching an updated diff. im ok with this too. i'll commit it when i get a minute. > -- > Hugo >