[Asterisk-Users] UNREACHABLE messages

[Wilson Pickett]

> I get these on a consistant basis for most of the providers I have
> configured.  Some less than others.  I even get it from my phone at
> home to my * box at our data center.

So do I, on both our DSL connections. It's a result of the
connectivity of the ISP network (or the rest of the internet
sometimes). I usually use qualify=300. Most providers will drop out
once in a while each day for a few seconds. Some become unreachable
more often such as several times an hour.