That is the reason for my question.... Anyone know for sure?

Scott
PS>  version 11.5.

On Fri, Apr 28, 2017 at 1:05 PM, Anthony Holloway <
avholloway+cisco-v...@gmail.com> wrote:

> Are you talking about DNS TTL?  Defects or poor programming might reveal
> that it's only resolved at service start (like NTP references on IOS), or
> possible never cached and DNS is hit for every connection (like SIP trunks
> with DNS names in CUCM).
>
> On Fri, Apr 28, 2017 at 1:05 PM Scott Voll <svoll.v...@gmail.com> wrote:
>
>> How often does CM query smtp DNS name?  we are changing our Cname for
>> SMTP and would like to know how long I should expect for the emails to
>> change.
>>
>> Thanks
>>
>> Scott
>>
>> _______________________________________________
>> cisco-voip mailing list
>> cisco-voip@puck.nether.net
>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>
>
_______________________________________________
cisco-voip mailing list
cisco-voip@puck.nether.net
https://puck.nether.net/mailman/listinfo/cisco-voip

Reply via email to