[cisco-voip] SRV records for Jabber/Telepresence/MRA

Charles Goldsmith wokka at justfamily.org
Tue Mar 3 16:54:47 EST 2015


You definitely do not want _cisco-uds and _cuplogin on the outside from my
understanding.
http://www.cisco.com/c/en/us/support/docs/unified-communications/expressway-series/117811-configure-vcs-00.html#anc10


Just collab-edge on the outside, plus any b2b/federation records you need.

On Tue, Mar 3, 2015 at 2:15 PM, Andy <andy.carse at gmail.com> wrote:

> I seem to have got myself into a stew and can’t seem to get in my mind
> what I need to do with SRV records.
> I’m trying to deploy Expressway MRA and B2B.
>
> We currently have an external DNS domain and a different internal domain.
>
> For our internal domain which I’ll call andy.local we have the following
> SRV records setup.
> _cisco-uds._tcp.andy.local 8443 10 10 sub1.andy.local
> _cisco-uds._tcp.andy.local 8443 10 10 sub2.andy.local
> _cuplogin._tcp.andy.local 8443 10 10 cups1.andy.local
>
> For our External domain which I’ll call andy.com
> _h323cs._tcp.andy.com 1720 10 10 videoconf.andy.com
> _h323ls._udp.andy.com 1719 10 10 videoconf.andy.com
> _sip._tcp.andy.com 5060 10 10 videoconf.andy.com
> _sip._udp.andy.com 5060 10 10 videoconf.andy.com
> _sips._tcp.andy.com 5061 10 10 videoconf.andy.com
> _turn._udp.andy.com 3478 10 10 videoconf.andy.com
> _collab-edge.tls.andy.com 8443 10 10 videoconf.andy.com
>
> We have an A Record for videoconf.andy.com which points to our public
> address.
>
> As it doesn’t work I raised a TAC case and the engineer changed my errors
> in the config, but also says I need to add _cisco-uds._tcp and
> _cuplogin._tcp for our external domain.
> now I’m really confused as I thought that Jabber uses the DNS records to
> determine which side of the firewall it was by the dns records it receives
> when you boot the app.
> Also videoconf.andy.com needs to be changed to match the FQDN of the VCSe
> or Expressway Edge server.
>
> We are running CUCM 9.1.2 with a single expressway-c and expressway-e
> running x8.5
>
> TIA
>
> Andy
> andy.carse at gmail.com
>
>
>
>
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