I have actually gotten into the MDC page before and could see all the 
settings, including that there are indeed periodic retrains, but maybe 
once a day, not every 5-15mins like I am exeriencing.  If not for ddns 
daemon I wouldn't even be able to connect to the thing remotely at all. 
Maybe it's just their plan to convince you to pay the extra price for a 
static IP :-)

James Finstrom wrote:
> I would be curious if your relative capacity is too high or if your 
> dropping sync. Unfortunately with qwest you cant go in to the backend 
> where all the cool toys are but my gusee if you call them you will see 
> it is a service or sync issue.
> James Finstrom
> Rhino Equipment Corp.
> http://rhinoequipment.com ~ http://postug.com
> Phone: 1-877-RHINO-T1 ~ FAX: +1 (480) 961-1826
> Twitter: http://twitter.com/rhinoequipment
> IP: guest@asterisk.rhinoequipment.com 
> <mailto:guest@asterisk.rhinoequipment.com>
>
>
>
>
> On Wed, Feb 18, 2009 at 3:11 PM, Charles Jones 
> <charles.jones@ciscolearning.org 
> <mailto:charles.jones@ciscolearning.org>> wrote:
>
>     If so, do you have the same crazy DHCP lease schedule that I'm
>     experiencing at a particular site? I don't know what the exact lease
>     time is, except that at least every 15 minutes I get a new IP. It is
>     really annoying as when I ssh into a server that is behind this
>     link, I
>     have a very short period of time before my connection gets nuked
>     when it
>     changes IPs. There are also secure credit-card transactions happening
>     over this link, so I have to wonder what happens if the IP changes in
>     the middle of of a transaction :(
>