Outbound rules

Outbound rules match dialed numbers by prefix/length/extension group and send them out over up to five trunk routes with automatic failover.

Skeleton — this outline is the writing plan; content lands in the docs phase.

Creating an outbound rule

Matching: prefixes, number length, extension groups

Digit manipulation (strip/prepend)

Route failover order

Outbound caller ID

Blocking calls (rule order and deny rules)