Implementing the router-based multi-screen terminal function, which allows the terminal to easily switch over
between different servers or different screens of one server.
Supporting the reverse Telnet function, which enables easy management of various serial port devices over a
router.
1.5.7 Easy Upgrade
Supporting the asynchronous file transfer X-MODEM protocol, which allows the download of new versions over
the Console port or synchronous port in various operation environments (Windows XP, Windows NT, UNIX, and
DOS).
Supporting the download of the new software versions over TFTP.
Supporting BOOTROM online upgrade.
Supporting the USB device and SD card for one-click upgrade.
Supporting dual BOOTROM.
2 Preparing for Installation
2.1 Precautions
Routers are critical repeaters in network connection, and affect the operation of the whole network.
The following are recommended during the installation and use of a router:
Keep the router dry.
Place the router away from heating sources.
Ensure the normal grounding.
Wear electrostatic discharge (ESD) straps during installation and maintenance.
Do not wear any loose clothes that may hook the components. Therefore, fasten your belts, scarves, and tuck the
sleeves.
Keep the tools and components away from walking areas.
Use Uninterruptible Power Supply (UPS) to avoid power failure as well as power interference.
Replace the battery with an equal one made by the same factory.
Risk of Explosion if battery is replaced by an incorrect type.
Dispose or used batteries according to the instructions.
2.2 Installation Environment Requirements
Ruijie routers are intended for indoor use. For their normal operation and maximum service life, they must be
installed at locations that meet the following requirements:
