Zyxel P-791R v2 [5/98] Zynos faq

P-791R v2 Support Notes

FAQ

ZyNOS FAQ

1. What is ZyNOS?

ZyNOS is ZyXEL's proprietary Network Operating System. It is the platform on

all P-791R v2 routers that delivers network services and applications. It is

designed in a modular fashion so it is easy for developers to add new features.

New ZyNOS software upgrades can be easily our FTP sites

as they become available.

2. How do I access the P-791R v2 SMT menu?

The SMT interface is a menu driven interface, which can be accessed via a

console or a Telnet connection. To access the P-791R v2 via SMT console

port, a computer equipped with communication software such as

HyperTerminal must be configured to the following parameters.

z VT100 terminal emulation

z 9600bps baud rate

z N81 data format (No Parity, 8 data bits, 1 stop bit)

The default console port baud rate is 9600bps, you can change it to

115200bps in Menu 24.2.2 to speed up access of the SMT.

3. How do I upload the ZyNOS firmware code via console?

The procedure for uploading via console is as follows.

(1) Enter debug mode when powering on the P-791R v2 using a terminal

emulator

(2) Enter 'ATUR' to start the uploading

(3) Use X-modem protocol to transfer the ZyNOS code

(4) Enter 'ATGO' to restart the P-791R v2

4. How do I upgrade/backup the ZyNOS firmware by using TFTP client

program via LAN?

The P-791R v2 allows you to transfer the firmware from/to P-791R v2 by using

TFTP program via LAN. The procedure for uploading via TFTP is as follows.

(1) Use the TELNET client program in your PC to login to your P-791R v2,

and use Menu 24.8 to enter CI command 'sys stdio 0' to disable

console idle timeout