This guide details the step‑by‑step configuration of a Huawei USG firewall, including WAN interface setup, static routing, NAT and security policies, and LAN DHCP and zone settings, to allow a trusted internal network to reach the untrusted Internet.
This guide details step‑by‑step configuration of a USG firewall to act as a PPPoE client, covering VLAN interface setup, DHCP server, NAT, security zones, DNS proxy, static routing, and verification commands to ensure Internet connectivity for a LAN.
This article explains how to split a NAT server across two ISPs using zone or no‑reverse parameters, addresses source‑return path issues with redirect‑reverse or reverse‑route commands, and shows how adding VRRP resolves ARP conflicts and intermittent connectivity in dual‑firewall deployments.
This guide details how to set up USG firewall email filtering to block specific attachment types, limit attachment size, and prevent messages containing prohibited keywords by creating pattern groups, defining a mail‑filter policy, applying it to the outbound interzone firewall view, and verifying the configuration.
