ZyXEL Communications P841C manual System Related Commands, General Command Conventions

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P841C Central-Side VDSL Modem

P841C>****

Wrong Password!

Figure 3-3 Wrong Password

You should change the default password using the passwd command.

3.3 Commands

3.3.1General Command Conventions

References to “LT” and “NT” are common throughout the commands. “LT” means means Line Termination (unit), which is the P841C VDSL central office side modem. “NT” means Network Termination (unit), which is the subscriber’s VDSL modem (P841).

3.3.2Command Syntax Conventions

•Command keywords are in regular courier font and should be typed in as they appear or in abbreviated form (see the next section).

•Optional fields (parameters) in a command are enclosed in “[]” brackets. For example,

P841C> vdsl active [onoff]

•The “” symbol is shorthand for the word “or”. For example, vdsl debug [onoff]

3.4 System Related Commands

Help, exit, passwd, sys and fwupgrade are the system related commands.

3.4.1Passwd Command

passwd

Use this command to change the login password. The default password when shipped is “1234”.

P841C>passwd

New Password: *

Retype New Password: *

P841C>

Figure 3-4 Change Password Command

Type your new password (up to 15 characters) in the New Password field and press [ENTER]. To confirm, retype the same password in the Retype New Password field. As you enter the password, the screen displays an “*” for each character you type. You see the P841C prompt after a successful password change.

3-2

Configuring the P841C

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Contents P841C Copyright Copyright 2002 by ZyXEL Communications CorporationZyXEL Limited Warranty Interference Statements and Warnings FCC Interference StatementCustomer Support Contacting Customer SupportTable of Contents List of Figures Campus ApplicationList of Tables Preface About VdslPage Chapter Getting to Know the P841C FeaturesApplication Example Campus Application Chapter Hardware Connections Front PanelBack Panel Front Panel LEDsP841C Rear Panel Connectors Rear Panel ConnectorsConnecter Description Additional Installation Requirements Chapter Configuring the P841CLogin Screen Commands System Related CommandsGeneral Command Conventions Command Syntax ConventionsExit Command Help or ? CommandP841C Help Commands Field DescriptionSys Status Command Firmware Upgrade CommandExample Xmodem Firmware Upload Using HyperTerminal Chapter VDSL- Related Commands Vdsl Mode CommandVdsl Default Values IntroductionVdsl Active Command Vdsl Uprate and Downrate CommandsVdsl Mode Vdsl Mode, Frequency Ranges and RatesVdsl Load Command Vdsl Auto CommandUPRATE/DOWN Upstream Rate Downstream Rate Vdsl Reconnect Command Vdsl Reset CommandVdsl Status Command Vdsl Clear Command Vdsl Debug CommandVdsl Status Counters FieldVdsl Monitor Command Vdsl Show CommandVdsl Show Command Field Description ExampleVdsl Autoupg Command Chapter Ethernet-related Commands Enet Status CommandEthernet Status Counters Counter MeaningEnet Clear Command Enet Speed ltnt speed CommandEnet full duplex Fctrl ltnt onoff Command Enet Monitor onoff CommandEthernet Monitor Status Label DescriptionChapter Troubleshooting Troubleshooting the Vdsl LEDTroubleshooting Data Transmission Data TransmissionPassword Connecting to an Ethernet SwitchIntermittent Vdsl LED Data RateTroubleshooting Connecting to an Ethernet Switch Page Power Adapter Specifications North AmericaEurope United Kingdom Japan Australia and NEW ZealandPage Index 3-2 3-4 ZyXEL Limited Warranty

P841C specifications

ZyXEL Communications P841C is an advanced networking device designed with the aim of delivering high-performance and reliable internet connectivity. Positioned primarily for home and small office environments, the P841C stands out with its impressive range of features that cater to diverse networking needs.

The P841C is a DSL modem/router, equipped to handle the demands of modern internet usage, including streaming, gaming, and multiple simultaneous connections. One of its main features is its support for VDSL2 and ADSL2/2+, which ensures high-speed internet access over both fiber and copper lines. This flexibility allows users to take full advantage of their internet service provider's offerings without needing additional equipment.

Another significant characteristic of the ZyXEL P841C is its integrated dual-band wireless capabilities. It operates on both 2.4 GHz and 5 GHz frequency bands, enabling users to connect a wider array of devices without compromising on speed or performance. The dual-band functionality helps reduce network congestion and interference, supporting smoother online activities. This feature is particularly beneficial in environments with numerous connected devices, such as smart TVs, gaming consoles, and smartphones.

The P841C is also equipped with advanced security features, including WPA3 encryption, which ensures that the home network remains secure from unauthorized access. Additionally, it supports the latest IPv6 protocol, ensuring that the device is future-proof and ready for the next generation of internet addressing.

The modem/router also includes built-in Quality of Service (QoS) settings, which allow users to prioritize bandwidth for specific applications or devices. This ensures that critical activities, such as video conferencing or online gaming, receive the necessary bandwidth for optimal performance.

With its sleek, compact design, the ZyXEL P841C fits seamlessly into any home or office setting. Easy installation and user-friendly interface contribute to its appeal, making setup straightforward even for those who may not be tech-savvy. The device comes with multiple Ethernet ports, allowing for wired connections to computers, printers, and other devices.

Overall, the ZyXEL Communications P841C is a robust solution for anyone seeking a reliable and high-speed internet experience. Its blend of advanced technologies, security features, and user-friendly design makes it an ideal choice for both residential and small business applications. Whether for casual browsing or demanding online activities, the P841C is equipped to handle it all with ease.
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