Friday 8 June 2012

TLS Outgoing Connection Failures

Whilst checking a event viewer on a Lync Front End today I noticed.




The above message has the right host name but WRONG IP address, after checking DNS I found four (4) entries for the Edge server.  three (3) entries with IP address for the external NIC of the edge.


So I figured that the external NIC was trying to register with DNS.


From the NIC properties select "Internet protocol Version 4 (TCP/IP)


Select Advanced


Select the DNS tab, then un-tick the "Register this connection's address in DNS"


You may see the initial error message appear in the event view one (1) more time before it stops reporting.





Landis Attendant Console Install

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