{
  "id": "inteno/pulse-ex400",
  "vendor": "Inteno",
  "model": "Pulse EX400",
  "category": "router",
  "identifiers": {
    "chips": [
      "MediaTek MT7621AT"
    ]
  },
  "status": "open-firmware",
  "projects": [
    {
      "name": "OpenWrt",
      "url": "https://openwrt.org/toh/hwdata/inteno/inteno_pulse_ex400",
      "kind": "firmware",
      "license": "GPL-2.0"
    }
  ],
  "install": [
    {
      "project": "OpenWrt",
      "method": "vendor-upload",
      "guide": "https://openwrt.org/docs/guide-quick-start/factory_installation",
      "installer": "https://firmware-selector.openwrt.org/?version=25.12.3&target=ramips%2Fmt7621&id=genexis_pulse-ex400",
      "difficulty": "easy",
      "tools": [
        "Computer with a web browser"
      ],
      "opens_device": false,
      "brick_risk": "low",
      "notes": "Table of Hardware method: GUI OEM (upload the factory image through the stock firmware's upgrade page)."
    },
    {
      "project": "OpenWrt",
      "method": "serial",
      "guide": "https://openwrt.org/docs/guide-quick-start/factory_installation",
      "installer": "https://firmware-selector.openwrt.org/?version=25.12.3&target=ramips%2Fmt7621&id=genexis_pulse-ex400",
      "difficulty": "hard",
      "tools": [
        "USB-serial adapter (3.3 V)",
        "Computer with a TFTP server",
        "Ethernet cable"
      ],
      "opens_device": true,
      "notes": "Table of Hardware method: U-Boot TFTP + serial recovery (flash from the bootloader over a serial console)."
    }
  ],
  "provenance": {
    "sources": [
      "openwrt"
    ]
  },
  "updated": "2026-10-17"
}