Broadcom BCM63381B0 is a System-on-Chip (SoC) primarily used in VDSL2/ADSL2+ gateways, such as the Zyxel VMG1312-B10D
: Visit the support pages of brands like TP-Link , ZTE , or Huawei and search for your exact model number to download the latest firmware. bcm63381b0 firmware full