Page 2 - July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide Copyright © 2004 Paradyne Corporation. All rights reserved. Printed in U.S.A. Notice This publication is protected by federal copyright law. No part of this publication may be copied or distributed, transmitted, transcribed, stored in a retrieval system, or tr...
Page 3 - Preface; Warning; from the wall outlet.; 740-A2-GB20-00 July 2004
1740 SHDSL 2/4-Wire Router User’s Guide Preface This manual is designed to provide information to network administrators. It covers the installation, operation and applications of the 1740 SHDSL router. Warning Before servicing or disassembling this equipment, always disconnect all power and telepho...
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1740 SHDSL 2/4-Wire Router User’s Guide T T A A B B L L E E O O F F C C O O N N T T E E N N T T S S CHAPTER 1 OVERVIEW ...................................................................... 7 1.1 Application................................................................................................
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1740 SHDSL 2/4-Wire Router User’s Guide 16.1.4 Password Setup ....................................................................................... 70 16.1.5 Retrieve the Factory Default Settings .......................................................... 70 16.1.6 Disable the Web Browser ............
Page 7 - CHAPTER 1 Overview; The router can be used for DSLAM and point-to-point applications.; DSLAM Application
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 1 Overview The 1740 SHDSL router satisfies the needs of multiple users in small/home offices and remote/branch offices. It provides symmetrical transmission speeds of up to 4.6 Mbps through a SHDSL connection, over a two-wire or four-wire line. In addi...
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1740 SHDSL 2/4-Wire Router User’s Guide 1.2 LED Indicators There are eight LEDs on the front panel of the router; the functions of the LEDs are described in the table below. Figure 1-1 Faceplate LED Indicators LED Color Mode Function On Power is supplied POWER Green Off Power is not supplied Off No ...
Page 9 - CHAPTER 2 Installation; Preparing for Hardware Installation; The following equipment may be necessary to install the router:; AC power adapter; A power adapter is shipped with the router.; LAN connection cable
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 2 Installation 2.1 Preparing for Hardware Installation The following equipment may be necessary to install the router: AC power adapter A power adapter is shipped with the router. LAN connection cable To connect to the hub, use a straight-through RJ45 ...
Page 10 - telephone lines from the wall outlet.; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 2.2 Rear-panel Connections DSL connection Connect the supplied RJ45 cable to the port marked LINE at the back of the SHDSL router. Connect the other end of the cable to your telephone-line wall outlet. Ensure your computer is turned on before you connect the D...
Page 11 - CHAPTER 3 Quick Installation
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 3 Quick Installation This section describes how to manage the router via the Web browser from the remote end. The Web page is best read with a display resolution of 1024 x 768. To change the resolution, go to the Microsoft Windows Control Panel and cli...
Page 12 - menu and the right side is blank.; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide STEP 5: After successfully logging in, you will reach the main configuration page. The left hand side has a menu and the right side is blank. 12 July 2004 1740-A2-GB20-00
Page 13 - Web Page Layout
1740 SHDSL 2/4-Wire Router User’s Guide 3.1.2 Web Page Layout On each Web page, there are two areas. Menu Bar: On the left side of the Web page is the menu bar. It is divided into two parts: Basic and Advanced. The Basic menu bar sets up the device for quick setup. The Advanced menu bar configures a...
Page 14 - Monitoring the SHDSL Line; 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.1.3 Monitoring the SHDSL Line Click Link Status on the Basic menu bar. The Link Status screen has two tabs: SHDSL Status and Performance. SHDSL Status is used to monitor the SHDSL link and the Performance is used to monitor the SHDSL performance. The followi...
Page 15 - WAN Interface Configuration
1740 SHDSL 2/4-Wire Router User’s Guide 3.2 WAN Interface Configuration The router supports 16 ATM interfaces. A virtual channel (VC) can be configured for each ATM interface such as ATM1 to VC1, ATM 2 to VC2, and so on. Each VC can be specified with a protocol, which can be RFC 1483 bridged, RFC 14...
Page 16 - Bridge Mode: Service for One Fixed IP Address; 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.2.1 Bridge Mode: Service for One Fixed IP Address To configure one static IP address, you need to set up the VC in RFC 1483 bridged mode. The router has a default Virtual Channel (VC) of 0/33. It can function without other modifications. STEP 1: Click WAN Se...
Page 18 - VPI; STEP 3: Click on the RFC 1483 Routed option.; 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.2.2 Router Mode: Service for Five Static IP Addresses To set up the service for five static IP addresses, you need to set up the VC in RFC 1483 Routed mode. STEP 1: Click WAN Setup on the Basic menu bar. STEP 2: Enter values for: VPI, VCI, Encapsulation (LLC...
Page 20 - STEP1: Click WAN Setup on the Basic menu bar.; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide After creating an RFC 1483 Routed VC, click LAN Setup to set up the router’s Ethernet IP address. After changing the IP address, click Apply to display the following screen. The Change & Reboot button allows you to use the new IP address and reboot the rou...
Page 21 - Note: After the IP address is changed, your PC and the; router
1740 SHDSL 2/4-Wire Router User’s Guide STEP2: select 0/34 from the Current ATM PVC List to display the parameters and click RFC 1483 Routed and then click on the Modify button. STEP 3: Click LAN Setup on the menu bar to type the IP address for the LAN port. Click LAN Setup on the menu bar and type ...
Page 22 - STEP 4: Click Save & Reboot on the Basic menu bar to save your settings.; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide STEP 4: Click Save & Reboot on the Basic menu bar to save your settings. 3.2.3 PPPoE When a VC is set in the PPPoA, the router will auto-detect the Authentication code (PAP or CHAP). The NAPT and DHCP server functions will be enabled automatically. STEP 1:...
Page 24 - STEP 1: Click WAN Setup on the Basic menu bar.; 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.2.4 PPPoA When a VC is configured for PPPoA, the router will auto-detect the Authentication code (PAP or CHAP), and the NAPT function will be enabled automatically. STEP 1: Click WAN Setup on the Basic menu bar. STEP 2: Enter values for the following fields:...
Page 26 - Setup; To set up a password, complete the following steps:; STEP 1 Click Change Password on the Basic menu bar.; on the basic menu bar.; 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.2.5 Password Setup There are two types of access privileges. A system ADMINISTRATOR is the only person that can configure, change parameters, monitor, and read the performance and status of the system. A USER can only monitor and read the status of the syste...
Page 28 - Add a static bridging entry; Delete; Delete a static bridging static entry; List; Displays all the static bridging entries; Flush; Delete all the static bridging entries; 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.4 Static Bridging Click on the Static tab to configure, modify, and delete the static bridging functions. Add Add a static bridging entry Delete Delete a static bridging static entry List Displays all the static bridging entries Flush Delete all the static b...
Page 29 - Write System Configurations
1740 SHDSL 2/4-Wire Router User’s Guide 3.4.1 Write System Configurations The new parameters can function immediately without being saved to the flash memory. To use these parameters after you restart the router, you must save them to the flash memory. To write the configurations, click on the Save ...
Page 30 - Load Factory Default Values; To retrieve the factory default settings:; STEP 2: Click Erase and Reboot respectively.; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 3.4.2 Load Factory Default Values Caution! If you reset your device to the factory defaults, any changes to parameters will be lost and all parameters will revert to their default values. To retrieve the factory default settings: STEP 1: Click Erase & Rebo...
Page 31 - CHAPTER 4 Setting up WAN and LAN Interfaces; Interface; To set up the Ethernet Interface:; STEP 1: Click LAN Setup on the Basic Menu bar.
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 4 Setting up WAN and LAN Interfaces 4.1 LAN Interface To set up the Ethernet Interface: STEP 1: Click LAN Setup on the Basic Menu bar. STEP 2: Enter the new IP address and Subnet, and click on Apply to display the following screen. STEP 3: You can clic...
Page 32 - Configuring the WAN Interface; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 4.2 Configuring the WAN Interface Click WAN Setup on the Basic menu bar and configure the VC to RFC 1483 Bridged, RFC 1483 Routed, PPPoE, or PPPoA. To set up these services, refer to Section 3.2. 32 July 2004 1740-A2-GB20-00
Page 33 - VC Data Flow Control
1740 SHDSL 2/4-Wire Router User’s Guide 4.2.1 VC Data Flow Control To set up the flow control parameters, such as AAL5 encapsulation, QOS, Peak Cell Rate, Sustainable Cell Rate, and Burst Tolerance, follow the steps below. Click WAN Configure on the Advanced menu bar, and click on the VCC tab on the...
Page 34 - Setting up an ISP; 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 4.2.2 Setting up an ISP The router supports connection to up to 16 ISPs. Each ATM Interface can connect to an ISP.To set up or configure the connection parameters to ISP, click on WAN Configure on the Advanced menu bar. Click on the ISP tab on the main screen....
Page 35 - CHAPTER 5 SNMP; SNMP
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 5 SNMP The default setting of the SNMP function is enabled. SNMP is a software entity that responds to information and action request messages sent by a network management station. The messages exchanged enable you to access and manage objects in an ac...
Page 36 - 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 5.2 Disable SNMP Click SNMP on the Advanced menu bar and click on the Modify button at the bottom of the screen. Choose Disable in the SNMP Service field and click on Apply to submit the setting. 36 July 2004 1740-A2-GB20-00
Page 37 - CHAPTER 6 Packet Filter; Add a Packet Filter entry
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 6 Packet Filter Packet filter, a firewall security measure, examines incoming and outgoing packet headers (IP address, port number, and so on) on the network and determines whether to forward the packets based on user-defined rules (deny, accept, and c...
Page 38 - 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide Destination IP Destination IP of a packet you wish to filter. Destination Mask Destination Mask of a packet. Destination Port Destination Port of a packet you wish to filter. TCP Flag ([F.S.R.P.A.U] This field allows you to filter according to a TCP flag. Acti...
Page 39 - CHAPTER 7 Routing; Route; Network ID; To add a static route complete the following steps:; To modify a static route complete the following steps:; STEP 2: Change the parameters
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 7 Routing This chapter describes how to set up the static routes and RIP. Click Routing Setup from the Basic menu bar to configure the routing functions. 7.1 Static Route The Static Route Configuration field allows you to add, modify, and delete a stat...
Page 40 - Set Up the RIP function; To enable the RIP, complete the following steps:; Select Enabled; RIP version 2 or version 1; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide Delete: STEP 1: Select the entry you wish to delete from the List of Static Routes STEP 2: Change the parameters STEP 3: Click on the Delete button 7.2 Set Up the RIP function To enable the RIP, complete the following steps: STEP 1: Click Routing Setup from th...
Page 41 - Authentication Code: Enter the password for authentication.
1740 SHDSL 2/4-Wire Router User’s Guide Poison Reverse: Enabled: to enable the Poison Reverse Disabled: to enable the Splitting Horizon The default setting of poison reverse parameter is Enabled. It means the router adopts the split horizon with poison reverse scheme to avoid routing loop problems. ...
Page 42 - Displaying the Routing Table; BASIC/ROUTING SETUP/ROUTING TABLE screen; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 7.3 Displaying the Routing Table To display the routing table, you can enter either of the following screens: BASIC/ROUTING SETUP/ROUTING TABLE screen Advance/Utilities/Routing Table The following routing table appears after clicking Basic>Routing Setup>...
Page 43 - CHAPTER 8 NAT; The router supports many types of NAT functions, including:
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 8 NAT Network Address Translation (NAT or NAPT) is a transparent routing function that translates a private IP address on a LAN into a public address that can be used in a public network. Port Address Translation (PAT) is a form of NAT that maps multip...
Page 44 - 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 8.1 Multiple to One This application requires a series of private IP addresses (such as 192.168.1.140- 192.168.1.150). These private IP address share a public IP address, such as 10.1.1.1. STEP 1: Click on NAPT on the Advanced menu bar. STEP 2: Click on PAT an...
Page 45 - One to One NAT; Follow the steps below:; type the public IP address in the Public IP Address field.
1740 SHDSL 2/4-Wire Router User’s Guide 8.2 One to One NAT One-to-one NAT maps a private IP address to a public IP address, such as 192.168.1.10 to 10.1.1.34. Click NAPT on the Advanced menu bar and click on the NAT/PAT tab to access the NAT/PAT Configuration screen. Follow the steps below: STEP 1: ...
Page 46 - STEP 1: Enter the above parameters; 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 8.3 Multi-NAT Multi-NAT maps a set of continuous private IP addresses to a set of continuous public IP addresses. There are two ways Multi-NAT can be used to translate the private IP addresses to public IP addresses. One way is to have each public IP address m...
Page 48 - Server; Private Address: This is the IP address of the Virtual Server; After configuring the parameters, click Add to add an entry.; 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 8.4 Virtual Server If you want to set up Internet servers (such as an e-mail server, web server, or FTP server) on the virtual LAN when PAT is enabled, you should register the servers with the router first to allow Internet users to access the service via the ...
Page 49 - CHAPTER 9 DHCP; same network segment as the DHCP server.
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 9 DHCP The router can be set as a Dynamic Host Configuration Protocol (DHCP) server or a DHCP relay. The former acts like an IP address pool. Upon power on, the PCs on the same domain will request an available IP address from the IP address pool of DHC...
Page 50 - Relay; IP Address: This defines the IP address of the remote DHCP server.; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 9.2 DHCP Relay Click on DHCP on the Advanced menu bar. On the main screen, click on the BOOTP/DHCP Relay tab and configure the following parameters: BOOTP/DHCP Relay: Enable IP Address: This defines the IP address of the remote DHCP server. After completing th...
Page 51 - CHAPTER 10 DNS Proxy; Primary Server IP address:
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 10 DNS Proxy A Domain Name Server (DNS) provides an IP address to a host computer for an applied Domain Name. The router supports the DNS proxy feature, which receives and attempts to find an entry in its local tables, and when one is not found, it for...
Page 52 - CHAPTER 11 IGMP; STEP 1: Add a VC and set it to RFC 1483 Routed mode.; server. This depends on VC to which interface it is assigned.; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 11 IGMP IGMP (Internet Group Membership Protocol) is a protocol used by IP hosts to report their multicast group memberships to any immediately neighboring multicast routers. STEP 1: Add a VC and set it to RFC 1483 Routed mode. STEP 2: Click IGMP Proxy...
Page 53 - STEP 4: Click Apply to submit the settings.
1740 SHDSL 2/4-Wire Router User’s Guide STEP 4: Click Apply to submit the settings. 1740-A2-GB20-00 July 2004 53
Page 54 - CHAPTER 12 VLAN; Parameters and buttons; Each LAN can be assigned to only one group.; 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 12 VLAN To configure the VLAN function, click on VLAN in the Advanced menu bar. VLAN is disabled by factory default. To enable it, select Enable and click on the Set button. Then you can proceed to create the VLAN groups. The router supports four VLAN ...
Page 55 - CHAPTER 13 Maintenance and Diagnostics; Software Upgrade and Configuration Backup /Restoration
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 13 Maintenance and Diagnostics This chapter describes how to perform a software upgrade, configuration backup, or configuration restoration, and how to use the diagnostic functions of the router. 13.1 Software Upgrade and Configuration Backup /Restorat...
Page 56 - 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide If a wrong format of the file us uploaded, a failure message will display during the upgrade. The following is an example of upgrade failure resulting from an incorrect file format. Before performing the TFTP upgrade, run the TFTP software. Click on Utilities ...
Page 58 - Loopback; Flow Type; 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 13.2 OAM Loopback Click on Utilities on the Advanced menu bar, and click on the Loopback tab on the main screen. After filling out the following parameters, click Start Loopback to perform the loopback. Flow Type Choose the F5 loopback type. Seg is the segment...
Page 59 - The following is an example of the ping result.
1740 SHDSL 2/4-Wire Router User’s Guide 13.3 Ping A Ping test is used to verify the status of a network connection after the RIP or static route function is enabled. Ping sends a request message to the host and waits for a return message. This diagnostic function can verify if the remote host is rea...
Page 60 - Monitoring; System statistics; 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 13.4 Performance Monitoring System statistics Click System Statistics on the Advanced menu bar to monitor the interface status and collect the statistics of the TCP/IP. 60 July 2004 1740-A2-GB20-00
Page 62 - 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide To view TCP-IP statistics click on the TCP-IP tab at the top of the System Statistics page. The TCP-IP page displays the IP statistics, UDP statistics, TCP statistics, and ICMP statistics. Interface Click Interface Monitor on the Advanced menu bar to monitor t...
Page 63 - CHAPTER 14 Application Example; Click Routing Setup on the Advanced menu bar.; The following demonstrates a school application as an example.
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 14 Application Example 14.1 Adding the Static Route (Web) Click Routing Setup on the Advanced menu bar. The following demonstrates a school application as an example. Location A: 10.164.32.9; Netmask: 255.255.255.252 Location B: 10.164.32.10; Netmask: ...
Page 64 - 4 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide Enter the parameters of the static route and click on the Add button. Click LAN Setup on the Basic men bar. After typing LAN IP 10.164.32.10 and Netmask 255.255.255.252, click on Apply to submit the settings. 64 July 2004 1740-A2-GB20-00
Page 65 - CHAPTER 15 Pin Assignments; Short
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 15 Pin Assignments Console Port (RS232 DB9) Pin number Definition Pin number Definition 1 NC 6 NC 2 TD 7 NC 3 RD 8 NC 4 NC 9 NC 5 GND LAN Port (RJ45) Pin number Definition Pin number Definition 1 RD+ 5 NC 2 RD- 6 TD- 3 TD+ 7 NC 4 NC 8 NC LINE Port (RJ4...
Page 66 - CHAPTER 16 Console Access; VT100 Compatible Terminal; local terminal and select an open com port.; STEP2: Enter the following port settings:; user name and password.; STEP4: After successfully logging in, the main menu will appear.; 6 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide CHAPTER 16 Console Access To access the device via the console port the following are required: VT100 Compatible Terminal This terminal is essential to perform the initial configuration of the router. This is normally a terminal with a VT100 emulation program,...
Page 67 - Operations; TAB
1740 SHDSL 2/4-Wire Router User’s Guide 16.1.2 Keyboard Operations In this table, the caret (^) denotes the Ctrl key. ↑ The upward arrow key moves the cursor upward in the menu ↓ The downward arrow key moves the cursor downward in the menu. ← Returns to the previous menu. If you are in a leaf menu y...
Page 68 - The backup keys displayed at the bottom of the screen.; 8 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide The backup keys displayed at the bottom of the screen. In addition to the arrow keys to move the cursor in the menu, you can enter the requested screen by entering the number. For example, to enter MAIN/ADVANCE/DHCP/RELAY, follow the steps below: STEP 1: Press...
Page 69 - Motoring the SHDSL Line Status
1740 SHDSL 2/4-Wire Router User’s Guide STEP 3: Press the 2 key, and then press the Enter key in MAIN/ADVANCE/DHCP. STEP 4: Now you have reached MAIN/ADVANCE/DHCP/RELAY. 16.1.3 Motoring the SHDSL Line Status Enter MAIN/BASIC/SHDSL to monitor the SHDSL Line status. 1740-A2-GB20-00 July 2004 69
Page 70 - 0 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide 16.1.4 Password Setup Enter MAIN/BASIC/SYSTEM to change the passwords. New Administrator Password and Retype Password: Enter the administrator password in the New Administrator Password and confirm the password by retyping the password in the Retype Password f...
Page 71 - Save the Configurations
1740 SHDSL 2/4-Wire Router User’s Guide 16.1.7 Save the Configurations The new parameters can function immediately without being saved to the flash memory. However, to use these parameters after you restart the router, you must save them to the flash memory. To write the configurations, enter MAIN/W...
Page 72 - STEP 4: The following displays the main menu after login.; 2 July 2004 1740-A2-GB20-00
1740 SHDSL 2/4-Wire Router User’s Guide STEP 2: Click [Start]> [run], type telnet 192.168.1.1 and click OK. (192.168.1.1 is the default IP address. If it was changed, use the new IP address to login.) STEP 3: Enter the user name and password and press Enter to login (The default password and user...
Page 73 - Appendix A: Specifications
1740 SHDSL 2/4-Wire Router User’s Guide Appendix A: Specifications WAN Interface (One SHDSL port) SHDSL standard ITU-T G991.2 SHDSL Line Interface RJ45 Encoding scheme TC-PAM Line rate Per ITU-T G991.2 (SHDSL) Data rate N x 64 Kbps, N=1~36, per Channel (2 channels) Encapsulation Multi-protocol over ...
Page 74 - 4 July 2004 1740-A2-GB20-00; Network functions
1740 SHDSL 2/4-Wire Router User’s Guide 74 July 2004 1740-A2-GB20-00 Network functions ARP Yes DNS, NAT/PAT, DHCP/BOOTP Yes PAP, CHAP Yes Automatic IP and DNS Assignment RFC 1877 Power Supply External power adapter 110 VAC or 230 VAC Frequency 50/60 Hz Environmental Conditions Operating temperature ...