If you set the possible delivery setting to "No", the system will wait for that 250. Unfortunately, with some recipient systems this leads to cases where the appliances make multiple deliveries of a single message because the other side just drops th...
The C-series are set by default to assume that the message was delivered if the last byte was sent to the other side. It's called "possible delivery" and is enabled by default but can be changed in "deliveryconfig"I hardly ever recommend changing the...