[OpenWrt Wiki] Bridge mode
https://openwrt.org/docs/guide-user/network/wan/bridge-mode10.03.2017 · Half bridge Most common in ISP -provided consumer devices is half bridge mode (cheerfully called “bridge mode” by many manufacturers). In this mode, the device handles authentication (the login/password of your Internet contract) and encapsulation, and it will duplicate the WAN IP address from the ISP to the downstream device.
[OpenWrt Wiki] Bridge mode
openwrt.org › docs › guide-userMar 10, 2017 · Most common in ISP-provided consumer devices is half bridge mode (cheerfully called “bridge mode” by many manufacturers).In this mode, the device handles authentication (the login/password of your Internet contract) and encapsulation, and it will duplicate the WAN IP address from the ISP to the downstream device.