I think you're right! This morning I added in new termination providers/gateways and they are working fine, so it seems to be an issue with our main provider.

Thanks!

On Mon, Dec 14, 2020 at 9:08 AM kaiduan xie <kaiduanx@yahoo.ca> wrote:

I think you need to ask them why they returned 503.

On Monday, December 14, 2020, 10:04:38 a.m. EST, Don Hawkins <hawkins@hawkinsegroup.com> wrote:

Kaiduan,

That's the termination provider's IP address.