MAC Filter Limitations?

Modem: GX440
Carrier: AT&T

Looking to implement MAC Filtering. How many MAC addresses will ALEOS 4.4.2 hold?

Stephen R. Avdevich
Director of Information and Security Technology
HIPAA Security Officer
American Ambulance Service, Inc.
One American Way
Norwich, Connecticut 06360

I found my answer. The limit is 20 addresses.

Can wildcards be used to specify a particular group of MAC’s?