ZyXEL VMG4380-B10A

Overview
"45-402-000630" is silkscreened on the board in the FCC photos.
 * The default credentials are from the FCC manual.

This device uses a Broadcom BCM6306 ADSL2+/VDSL2 AFE.
 * This chip accompanies the Broadcom BCM6368 SoC..

The FCC test report says the device uses Ralink RT5392L.

This is not able to be confirmed due to the HomePNA module
 * blocking most of the board in the FCC internal photos.

The device is shown as having a single external antenna
 * (connected via RP-SMA connector) and an internal one.

Models
The difference between VMG4380-B10A and VMG4325-B10A is that.
 * VMG4380-B10A supports HPNA and VMG4325-B10A does not.

VMG4380-B10A/VMG4325-B10A supports ADSL/VDSL bonding.