# Category 23: Network and NP Forms Feature Bits

These feature bits control processing for the AMIS Analog or NP Forms optional features.

Bit | Description | Required | Incompatible
--- | --- | --- | ---
135 | Define template mailbox (NP Forms) |  |
139 | Template: Assume last greet mailbox FCOS | 135 |
149 | Login to template through rotational mailbox | 135 |
166 | AMIS Analog networking |  |

Parent topic: Feature Bits by Category