: Includes a full Gigabit Ethernet WAN uplink and four Gigabit LAN ports for high-speed wired connections. Security & Management Built-in SPI Firewall : Protects family devices against network threats. Dual Stack Support : Full compatibility with both IPv4 and IPv6 protocols. VPN Support : Includes integrated support for OIW Telecom For those managing the device, the router supports both local and remote firmware upgrades
: Integration of an SPI (Stateful Packet Inspection) firewall, MAC filtering, and IP Access Control Lists (ACL) to protect against unauthorized access. IPv4/v6 Support fiberhome sr120a firmware 2021