Comtrend Corporation ER-5845n User Manual
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Comtrend Corporation ER-5845n User Manual

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  • Page 2: Table Of Contents

    Contents CHAPTER 1 PRODUCT INTRODUCTION ...... 1 1.1 Package Contents ........1 1.2 LED Indicators and Port Description ..1 CHAPTER 2 PRODUCT INSTALLATION ......4 CHAPTER 3 HOW TO CONFIGURE TO ACCESS THE INTERNET ................6 3.1 How to Set the Network Configurations ..6 3.2 Log in to the Router ......
  • Page 3 CHAPTER 6 DHCP SERVER..........24 6.1 DHCP Server ........24 6.2 DHCP Client List........24 CHAPTER 7 VIRTUAL SERVER........25 7.1 Port Range Forwarding......25 7.2 DMZ Settings ........27 7.3 UPNP Settings ........27 CHAPTER 8 SECURITY SETTINGS ....... 29 8.1 Client Filter Settings ......
  • Page 4 APPENDIX 4 CLEAR WIRELESS CONFIGURATION. 41 APPENDIX 5 REGULATORY INFORMATION ..... 43...

  • Page 5: Chapter 1 Product Introduction

    One Wireless N Broadband Router One Quick Installation Guide One Power Adapter One Software CD If any of the listed items are missing or damaged, please contact the ER-5840n/ER-5845n reseller for immediate replacement. 1.2 LED Indicators and Port Description Panel and LED indicators show:...
  • Page 6 Back panel port show (take ER-5840N/ER-5845N as an example)
  • Page 7 Back panel port description...

  • Page 8: Chapter 2 Product Installation

    Chapter 2 Product Installation In this user guide, we take ER-5840N/ER-5845N as an example to explain the installation steps. The installation steps of other products are similar to this one. Please use only the included power adapter to power your router. (NOTE: Use of an unmatched power adapter could cause damage to this product).
  • Page 9 4. Insert the included software CD into the CD drive of your computer. After the software automatically initiates, double click the “Setup” icon and follow the instructions to complete the installation. You can also enter the router’s Web-based Utility to complete the configuration.

  • Page 10: Chapter 3 How To Configure To Access The Internet

    Chapter 3 How to configure to access the Internet 3.1 How to Set the Network Configurations Network Configurations under windows XP Right click “My Network Places” on your computer desktop and select “Properties”. Right click “Local Area Connection” and select “Properties”. Select “Internet Protocol (TCP/IP)”...
  • Page 11 4. Select “Obtain an IP address automatically” and “Obtain DNS server address automatically”. Click “OK” to save the configurations. Or select “Use the following IP address” and enter the IP address, Subnet mask, Default gateway as follows: IP Address: 192.168.0.XXX: (XXX is a number from 2~254) Subnet Mask: 255.255.255.0 Gateway: 192.168.0.1 DNS server: You should input the DNS server address provided by your ISP.
  • Page 12 Network Configurations under windows 7 Click the network icon on the lower right corner of your computer desktop, and then click” Open Network and Sharing Center”. 2. Click “Change adapter settings” on the left side of the window.
  • Page 13 3. Right click “Local Area Connection” and select “Properties”. 4. Double click” Internet Protocol Version 4(TCP/IPv4)". 5. Select “Obtain an IP address automatically” and “Obtain DNS server address...
  • Page 14 automatically”. Click “OK” to save the configurations. Or select “Use the following IP address” and enter the IP address, Subnet mask, Default gateway as follows: IP Address: 192.168.0.XXX: (XXX is a number from 2~254) Subnet Mask: 255.255.255.0 Gateway: 192.168.0.1 DNS server: You should input the DNS server address provided by your ISP. Otherwise, you can enter 192.168.0.1.

  • Page 15: Log In To The Router

    3.2 Log in to the Router 1. To access the Router’s Web-based Utility, launch a web browser such as Internet Explorer or Firefox and enter http://192.168.0.1. Press “Enter”. 2. The system will automatically choose the corresponding web language in accordance with the Browser’s language.
  • Page 16 The router provides two encryption setting screens, one is simple and easy, the other is advanced (For advanced setting, please refer to chapter 5.2). Simple and easy screen: Log on to the router’s web-based utility and you may set encryption for the router. The default adopts WPA-PSK mode and AES Algorithm.

  • Page 17: Chapter 4 Advanced Settings

    Chapter 4 Advanced Settings 4.1 System Status System status screen allows you to view the router’s WAN port status and system status. Connection status: It displays the router’s WAN connection status. Disconnected: It indicates the router’s WAN port hasn’t been connected with the network cable.

  • Page 18: Wan Settings

    System time：It displays the system’s updated time Connected client ：It displays the number of the connected computers(normally it displays the number of clients whose IP addresses obtained via DHCP server) Software version：It displays the Router’s software version； Hardware version：It displays the Router’s hardware version. 4.2 WAN Settings Virtual Dial-up (PPPoE) Mode: Show your current connection mode.
  • Page 19 ISP or network administrator。 Mode: Show your current connection mode. IP address: Enter the WAN IP address provided by your ISP. If you are not clear, please inquire your local ISP. Subnet mask: Enter the WAN Subnet Mask provided by your ISP. Generally it is 255.255.255.0。...

  • Page 20: Lan Settings

    L2TP Mode: Show your current connection mode. L2TP server address: The IP address or domain name of the destination server and it is used to specify the destination address which needs for L2TP connection. Username/Password: Used to validate identity when connecting to the L2TP server.

  • Page 21: Wan Medium Type

    Alternate DNS address: Enter the second DNS address if your ISP provides, which is optional. NOTE: After the settings are completed, reboot the device to activate the modified settings. 4.5 WAN Medium Type Wired WAN and wireless WAN NOTE: This function applies only to some of the products. Wired WAN: In this mode, the cable is directly connected to the WAN port.

  • Page 22: Bandwidth Control

    your ISP wireless device’s connection type is dynamic IP, just select DHCP). 4.6 Bandwidth Control Bandwidth control is used to limit the communication traffic of LAN computers when accessing the Internet. It can simultaneously control maximum of 254 PCs' traffic. In addition, IP address range configuration is supported.

  • Page 23: Traffic Statistics

    The setting method is the same as the above. Example download rate computers within range 192.168.0.2--192.168.0.254 as 100-120KByte/s, and the upload rate as 20-30KByte/s, as shown in the picture below. The setting method is the same as Example 1. 4.7 Traffic Statistics Traffic statistics is used to display the bandwidth that LAN PC used.

  • Page 24: Chapter 5 Wlan Settings

    Chapter 5 WLAN Settings 5.1 Wireless Basic Settings Enable wireless function: Select to enable the Router’s wireless features; deselect to disable it and all functions related with wireless are disabled. Wireless working mode: This router provides two kinds of working modes: Wireless Access Point(AP) and Network Bridge (WDS) Wireless Access Point (AP) Network Mode: Select one mode from the drop-down list.

  • Page 25: Wireless Security Settings

    MAC address will be added to the AP MAC address field automatically. b) Click “Ok” after the MAC address is added. After finishing the above steps, you need to set the other ER-5840N/ER-5845N router in the same way. NOTE: WDS feature requires both routers support this function and the SSID, channel, encryption method and password are the same as those of the connecting router.

  • Page 26: Wps Settings

    5.2.1 WPS Settings WPS (Wi-Fi Protected Setting) makes it quick and easy to establish a secure connection between the wireless clients and the router. The users only need to enter a PIN code or press WPS button on the back panel to configure it without manually selecting an encryption method or set a key.

  • Page 27: Wpa2- Psk

    5.2.3 WPA2- PSK WPA2 (Wi-Fi Protected Access version 2) provides higher security than and WPA (Wi-Fi Protected Access). WPA Algorithms: Provides TKIP [Temporal Key Integrity Protocol] or AES [Advanced Encryption Standard]. Key: Enter the pass phrase that consists of 8-63 ASCII characters. Key Renewal Interval: Set the key’s renewal period, which tells the device how often it should change the dynamic keys.

  • Page 28: Chapter 6 Dhcp Server

    Chapter 6 DHCP Server 6.1 DHCP Server DHCP (Dynamic Host Control Protocol) is used to assign an IP address to the computers on the LAN/private network. When you enable the DHCP Server, the DHCP Server will allocate automatically an unused IP address from the IP address pool to the requesting computer in premise of activating “Obtain an IP Address Automatically”.

  • Page 29: Chapter 7 Virtual Server

    Chapter 7 Virtual Server 7.1 Port Range Forwarding Start/End port: Enter the start/end port number which ranges the External ports used to set the server or Internet applications. LAN IP: Enter the IP address of the PC which you want to set as the server. Protocol: Select the protocol (TCP/UDP/Both) for the application.
  • Page 30 NOTE: If you set the service port of the virtual server as 80, you must set the Web management port on Remote Web Management screen to be any value except 80 such as 8080. Otherwise, there will be a conflict to disable the virtual server.

  • Page 31: Dmz Settings

    7.2 DMZ Settings The DMZ Settings screen allows one local computer to be exposed to the Internet for use of a special-purpose service such as Internet gaming or videoconferencing. DMZ hosting forwards all the ports at the same time to one PC. DMZ Host IP Address: The IP address of the LAN computer you want to set as DMZ host.

  • Page 33: Chapter 8 Security Settings

    Chapter 8 Security Settings 8.1 Client Filter Settings You can enable client filter to control LAN computers’ access to some ports of the Internet。 Filter Mode: You can select either “Permit only” or “Forbid only”. Access Policy: Select one number from the drop-down list. Remark: A simple description of the configured file.

  • Page 34: Mac Address Filter

    8.2 MAC Address Filter You can limit the computer’s access to Internet by MAC Address Filter. Filter mode: You can select either “Permit only” or “Forbid only”. Access Policy: Select one number from the drop-down list. Remark: A simple description of the configured file. You can also leave it blank. MAC Address: Enter the MAC address you want to run the access policy.

  • Page 35: Remote Web Management

    Example1 Forbid all computers on LAN to access baidu.com during 8:00 to 18:00 from Monday to Friday. Example2 Permit LAN computers with the IP addresses of 192.168.0.100- 192.168.0.115 to access yahoo.com. NOTE: Enter only one domain name for each access policy for one access policy can only filter one domain name.

  • Page 36: Chapter 9 Routing Settings

    Chapter 9 Routing Settings 9.1 Routing Table This page shows the router’s core routing table. The main duty for a router is to look for a best path for every data packet, and transfer this data packet to a destination station. In order to fulfill this function, many transferring paths, i.e.

  • Page 37: Chapter 10 System Tools

    Chapter 10 System Tools 10.1 Time Settings This section is to configure the router’s system time. You can set it manually or obtain the GMT time from the Internet. Time zone: Select the time zone where you are operating the Router from the drop-down list.

  • Page 38: Backup/Restore

    Domain Name ER-5840n/ER-5845n.3322.org After mapping the port in the virtual server, and setting account information in DDNS server, you can then access the web page by entering http://ER-5840n/ER-5845n.3322.org in the address field. 10.3 Backup/Restore On this screen, you can back up the router’s current settings or restore previous settings.

  • Page 39: Restore To Factory Default

    After restoring to default settings, please restart the router to make the default settings effective. 10.5 Upgrade By upgrading the router’s software, you’ll get better software version and appreciated routing function. Before upgrading, download the Router’s software upgrade file from our website, www.ER-5840n/ER-5845n.cn.

  • Page 40: Reboot The Router

    Browse: Click this button to select the upgrade file. Upgrade: Click this button to start the upgrading process. After the upgrade is completed, the router will reboot automatically. 10.6 Reboot the Router Reboot the router to make the configuration effective. The router will cut its WAN connection automatically after rebooting.

  • Page 41: Appendix 1 Glossary

    After all settings are finished, please click’” Log out” to exit securely and completely. Appendix 1 Glossary Channel: An instance of medium use for the purpose of passing protocol data units (PDUs) that may be used simultaneously, in the same volume of space, with other instances of medium use(on other channels) by other instances of the same physical layer (PHY),with an acceptably low frame error ratio(FER) due to mutual interference.

  • Page 42: Appendix 2 Product Features

    Appendix 2 Product Features Supports IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.3 and IEEE 802.3u standards. High gain omni-directional antenna, with strong signals and long transmission distance. Wireless transmission rate up to 150Mbps or 300 Mbps Provides one 10/100Mbps auto-negotiation Ethernet WAN port to connect to the Wide Area Network Provides four 10/100Mbps auto-negotiation Ethernet LAN ports to connect to the Local Area Network...

  • Page 43: Appendix 3 Faq

    The instructions below may help you deal with the problems. If your problem is not in the list, please log into our website www.ER-5840n/ER-5845n.cn or send an E-mail to support@ER-5840n/ER-5845n.cn, and we will reply to you at the earliest time.
  • Page 44 5.How to share my computer’s resource with other users in Internet？ If you want Internet users to access the internal server via the router such as: e-mail server, Web, FTP. You can configure the “Virtual Server”. Step 1: create your internal server, make sure the LAN users can access these servers and know related service port.
  • Page 45 Appendix 4 Clear Wireless Configuration Clear Wireless configuration file under windows XP 1. Right click “My Network Places” on your computer desktop and select “Properties”. 2. Right click “Wireless Network Connections” and select “Properties”. 3. Click “Wireless Network Configuration” and clear the corresponding wireless configuration file as shown below.
  • Page 46 Clear Wireless configuration file under windows 7 Right click “Network” and click “Properties”. Click “Manage wireless networks” on the left side of the window. Delete the corresponding configured file in the “Manage wireless networks”.
  • Page 47 Appendix 5 Regulatory Information EU Declaration or Declaration of Conformity Hereby, SHENZHEN ER-5840N/ER-5845N TECHNOLOGY CO.,LTD, declares that this Wireless Broadband Router is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules.
  • Page 48 undesired operation of the device. Caution! The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user authority to operate the equipment.

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