Official FreeBSD Binary Packages now available for pkgng

Mark Felder feld at FreeBSD.org
Sat Nov 2 17:44:55 UTC 2013


On Nov 2, 2013, at 11:54 AM, Adrian Chadd <adrian at freebsd.org> wrote:

> You're using a DNS feature which
> isn't well adopted/supported and you haven't provided a fallback
> legacy, well tested path.

But SRV has been widely deployed since… before 2000? It’s literally the backbone of Active Directory deployments. Here’s a list of things that his company’s network design probably breaks:

* Office 365 (cloud Exchange hosting by Microsoft; requires you use SRV records to get your company’s clients pointed to their cloud infrastructure)
* LDAP
* SIP
* XMPP
* CALDAV / CARDDAV
* SMTP, IMAP, and POP clients should also obey published SRV records. Not sure how many clients really do, though.
* Teamspeak 3 doesn’t force you to use SRV, but you can use only SRV records
* Minecraft
* Last I knew IRCv4 specs are slated to include SRV as a core feature

I can’t speak for the caching issues, but SRV is pretty active and only getting more popular because things like “round robin DNS” are a horrible, ugly, unreliable hack and things like Anycast or Geo-DNS isn’t always feasible.

-0.02c


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