Pentagram Cerberus ADSL2 Wi-Fi Plus User Manual
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Pentagram Cerberus ADSL2 Wi-Fi Plus User Manual

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User's Manual
PENTAGRAM Cerberus
ADSL2 Wi-Fi Plus
(P6331-6)
The latest versions of manual, drivers and applications are available on
www.pentagram.eu
2008-10-09

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  • Page 1 User’s Manual PENTAGRAM Cerberus ADSL2 Wi-Fi Plus (P6331-6) The latest versions of manual, drivers and applications are available on www.pentagram.eu 2008-10-09...
  • Page 2 NOTE! Any information and technical data are subject to change without prior notification and/or indication in this manual. © 2007 PENTAGRAM All rights reserved; copying and reproduction is strictly forbidden.

  • Page 3: Table Of Contents

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) INDEX INTRODUCTION ...................... 5 FEATURES......................5 PACKAGE CONTENTS ..................7 PRODUCT OVERVIEW.................... 7 IMPORTANT NOTES................... 7 FRONT PANEL....................7 BACK PANEL ...................... 8 DEFAULT SETTINGS..................8 RESETTING ROUTER ..................9 CONNECTING CERBERUS TO COMPUTER............. 9 CONFIGURE TCP/IP ...................
  • Page 4 Cerberus ADSL2 Wi-Fi Plus (P6331-6)

  • Page 5: Introduction

    Thank you for purchasing the Cerberus ADSL2 Wi-Fi Plus (P 6331-6) ADSL2+ Modem/Router by PENTAGRAM. Your new router is an all-in-one unit that combines an ADSL modem, ADSL router, Ethernet network switch and wireless Access Point to provide everything you need to get the machines on your network connected to the Internet over an ADSL broadband connection.
  • Page 6 • High Speed Internet Access: downstream rates of up to 24Mbps and upstream rates of up to 1Mbps. Cerberus ADSL2 Wi-Fi Plus (P6311-6) is compliant with the following standards: ANSI T1.413 issue 2, ITU-T G.992.1 (G.dmt),...

  • Page 7: Package Contents

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Package Contents PENTAGRAM Cerberus ADSL2 Wi-Fi Plus (P6331-6) Power adapter 12 V, 1 A Ethernet cable (RJ-45) Telephone cable (RJ-11) Quick Installation Guide Product Overview Important Notes • Do not use the router in high humidity or high temperatures.

  • Page 8: Back Panel

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Back Panel Label Used for... RP-SMA Connector Connecting the external antenna LINE (RJ-11) Connecting the telephone cable LAN 1-4 (RJ-45) Connecting with computers/devices through Ethernet cable RESET Resetting the device. Connecting with supplied power adapter...

  • Page 9: Resetting Router

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Resetting router • Turn router on and wait about 2 minutes for router initialization. • Hold the RESET button until the LEDs all turn Off, turn On and then turn Off. The router performs configuration factory reset and the router reboots. You can then access the router from the web GUI.
  • Page 10 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Windows Vista Note: Network configuration require administrator privileges. When User Account Control window pops up, either click Continue (Administrator user) or select Administrator user and enter valid password (Standard user). Click Start → Control Panel.
  • Page 11 Cerberus ADSL2 Wi-Fi Plus (P6331-6) On General tab, select Obtain an IP address automatically and Obtain DNS server address automatically. Click OK to save settings and close Internet Protocol Version 4 (TCP/IPv4) Properties window.
  • Page 12 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Windows 2000/XP Click Start → Settings → Control Panel. Double-click the Network Connections icon (2000/XP Classic view) or click Network and Internet Connections icon and then Network Connections icon (XP Default view). Double-click the Local Area Connection icon.
  • Page 13 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Windows 95/98/Me Click Start → Settings → Control Panel. Double-click the Network icon. On Configuration tab, select TCP/IP for appropriate network adapter click Properties. On IP Address tab, select Obtain an IP address automatically. On DNS Configuration tab, select Disable Click OK to save settings and close TCP/IP Properties window.

  • Page 14: Configure Router Via Web Browser

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configure router via web browser Cerberus ADSL2 Wi-Fi Plus (P6331-6) router can be configured via web browser, which is usually integrated with operating system. Router offers clear and simple interface. Login Launch the Web browser In address bar enter the default IP address: http://192.168.1.100...

  • Page 15: Navigation

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Navigation Buttons • Save Settings – Opens Save Config to FLASH page. • Restart Router – Opens Restart page. Tabs The web interface includes the following tabs: • Status (ARP Table, Wireless Association, Routing Table, DHCP Table, System Log, Security Log) •...

  • Page 16: Status Tab

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Status Tab Device Information • Host Name – Provide a name for the router for identification purposes. Host Name lets you change the router name. • System Up-Time – Records system up-time. • Current Time – Set the current time. See the Time Zone section for more information.
  • Page 17 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • IP WAN – Name of the WAN connection. • VPI/VCI – Virtual Path Identifier and Virtual Channel Identifier • Connection – Selects “Disconnected” or “Connected” • IP Address – WAN port IP address. •...
  • Page 18 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Status / Routing Table # – Item number Destination – IP address of the destination network. Netmask – The destination netmask address. Gateway/Interface – IP address of the gateway or existing interface that this route uses.
  • Page 19 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Status / System Log Display system logs accumulated up to the present time. You can trace historical information with this function. Status / Security Log This screen displays security log information. If a hacker attacks your server, he is isolated by the firewall function and the router records related information.

  • Page 20: Quick Start Tab

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Quick Start Tab For detailed instructions on configuring WAN settings, see the WAN section of this manual. The information you need for the Quick Start wizard to get you online are your login (often in the form of username@ispname), your password, and the encapsulation type.
  • Page 21 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Obtain DNS automatically – Select this check box to use DNS. Primary DNS – Enter the IP addresses of the DNS servers. The DNS servers are passed to the DHCP clients along with the IP address and the subnet mask.

  • Page 22: Configuraton Tab

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuraton Tab Click this item to access the following sub-items that configure the ADSL router: LAN, WAN, System, Firewall, QoS, Virtual Server and Advanced. These functions are described in the following sections. Configuration / LAN (Local Area Network) A Local Area Network (LAN) is a shared communication system to which many computers are attached and is limited to the immediate area, usually the same building or floor of a building.
  • Page 23 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Wireless Mode – 802.11b+g (Mixed mode), 802.11b and 802.11g. The factory default is 802.11b+g. ESSID – Enter the unique ID given to the Access Point (AP), which is already built-in to the router’s wireless interface. To connect to this device, your wireless clients must have the same ESSID as the device.
  • Page 24 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Wireless Security You can disable or enable with WPA or WEP for protecting wireless network. The default mode of wireless security is disabled. WPA Pre-Shared Key WPA Algorithms – TKIP (Temporal Key Integrity Protocol) utilizes a stronger encryption method and incorporates Message Integrity Code (MIC) to provide protection against hackers.
  • Page 25 Cerberus ADSL2 Wi-Fi Plus (P6331-6) WEP Encryption – To prevent unauthorized wireless stations from accessing data transmitted over the network, the router offers highly secure data encryption, known as WEP. If you require high security for transmissions, there are two alternatives to select from: WEP 64 and WEP 128.
  • Page 26 Cerberus ADSL2 Wi-Fi Plus (P6331-6) To disable the router’s DHCP Server, check Disabled and click Next then click Apply. When the DHCP Server is disabled you need to manually assign a fixed IP address to each PC on your network, and set the default gateway for each PC to the IP address of the router (the default is 192.168.1.254).
  • Page 27 Cerberus ADSL2 Wi-Fi Plus (P6331-6) If you check DHCP Relay Agent and click Next then you must enter the IP address of the DHCP server which assigns an IP address back to the DHCP client in the LAN. Use this function only if advised to do so by your network administrator or ISP. Click Apply to...
  • Page 28 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuration / WAN (Wide Area Network) A WAN (Wide Area Network) is an outside connection to another network or the Internet. There are three items within the WAN section: ISP, DNS and ADSL. • The factory default is PPPoA. If your ISP uses this access protocol, click Edit to input other parameters as below.
  • Page 29 Cerberus ADSL2 Wi-Fi Plus (P6331-6) DHCP client – Enable or disable the DHCP client, specify if the router can get an IP address from the Internet Service Provider (ISP) automatically or not. Obtain an IP address automatically via DHCP client to enable the DHCP client function or click Specify an IP address to disable the DHCP client function, and specify the IP address manually.
  • Page 30 Cerberus ADSL2 Wi-Fi Plus (P6331-6) PPPoE Routed Connections PPPoE (PPP over Ethernet) provides access control in a manner similar to dial-up services using PPP. Description – A user-definable name for this connection. VPI / VCI – Enter the information provided by your ISP.
  • Page 31 On the Internet, every host has a unique and user-friendly name (domain name) such as www.pentagram.eu and an IP address. An IP address is a 32-bit number in the form of xxx.xxx.xxx.xxx, for example 192.168.1.254. You can think of an IP address as a telephone number for devices on the Internet, and the DNS allows you to find the telephone number for any particular domain name.
  • Page 32 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • ADSL ADSL Mode – There are four modes Open Annex Type and Follow DSLAM’s Setting, Annex A, Annex L, Annex M and Annex J that user can select for this connection. Modulator – There are four modes AUTO, ADSL multimode, ADSL2 and ADSL2+ that user can select for this connection.
  • Page 33 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuration / System There are six items within the System section: Time Zone, Remote Access, Firmware Upgrade, Backup/Restore, Restart and User Management. • Time Zone The router does not have a real time clock on board; instead, it uses the Simple Network Time Protocol (SNTP) to get the current time from an SNTP server outside your network.
  • Page 34 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Firmware Upgrade Your router’s “firmware” is the software that allows it to operate and provides all its functionality. Think of your router as a dedicated computer, and the firmware as the software it runs. Over time this software may be improved and modified. Your router allows you to upgrade the software it runs to take advantage of these changes.
  • Page 35 Cerberus ADSL2 Wi-Fi Plus (P6331-6) the current version of the router’s firmware. Settings files saved to your PC should not be manually edited in any way. Select the settings files you wish to use, and press Restore to load those settings into the router.
  • Page 36 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuration / Firewall Firewall and Access Control Your router includes a full SPI (Stateful Packet Inspection) firewall for controlling Internet access from your LAN, as well as helping to prevent attacks from hackers. In addition to this, when using NAT (Network Address Translation) the router acts as a “natural”...
  • Page 37 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Packet Filter Packet filtering enables you to configure your router to block specified internal/external users (IP address) from Internet access, or you can disable specific service requests (Port number) to /from Internet. This configuration program allows you to set up to 6 different filter rules for different users based on their IP addresses or their network Port number.
  • Page 38 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Destination IP Address – Enter the incoming or outgoing packet’s destination IP address(es). Destination Port – Check the TCP or UDP packet’s destination port number(s). Schedule time – User can setup the time to use the packet filter.
  • Page 39 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Candidates – it automatically detects devices connected to the router through the Ethernet. • Wireless MAC Filter The MAC Address supports up to 30 wireless network machines and helps you to manage your network control to accept traffic from specific authorized machines or to restrict unwanted machine(s) to access your LAN.
  • Page 40 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Active – Select Yes from the drop down list box to enable MAC address filtering. Action When Matched – Select Drop or Forward. Log – Choose Yes if you wish to generate logs when the filer rule is applied to a packet.
  • Page 41 URL. There are no pre-defined URL filter rules; you can add filter rules to meet your requirements. Active – Select Yes from the drop down list box to enable or disable the URL Filter feature.
  • Page 42 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Domains Filtering – Checks the domain name in URLs accessed against your list of domains to block or allow. If it matches, the URL request is sent (Trusted) or dropped (Forbidden). The checking procedure is: Check the domain in the URL to determine if it is in the trusted list.
  • Page 43 If you’ve ever found your ‘net’ speed has slowed to a crawl because another family member is using a P2P file sharing program, you’ll understand why the Quality of Service features in PENTAGRAM’s routers is such a breakthrough for home users and office users. QOS: Keeping Your Net Connection Fast and Responsive...
  • Page 44 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • LAN to WAN – You want to control the traffic flow from the local network to the outside world. E.g., you have a FTP server inside the local network and you want to have a limited traffic rate controlled by the QOS policy.
  • Page 45 Cerberus ADSL2 Wi-Fi Plus (P6331-6) is an estimated factor for the effective data transfer rate for a ADSL LINE from LAN to WAN. For WAN-to-LAN, it is 0.85 to 0.8). Data Ratio – percentage for the data rate to be controlled by this policy. As above FTP server examples, it is 20.
  • Page 46 Cerberus ADSL2 Wi-Fi Plus (P6331-6) QOS example for your Network Connection Diagram ADSL Subscription Rate Upstream: 256 kbps Downstream: 2048 Mbps Example QOS Plan Application IP or Ports Control Flow Data Rate Time Schedule VoIP User 192.168.1.1 Outgoing Minimal 20% with high...
  • Page 47 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Example QOS Setup • VoIP application Voice is latency-sensitive application. Most VoIP devices are use SIP protocol and the port number will be assigned by SIP module automatically. Better to use fixed IP address for catching VoIP packets as high priority.
  • Page 48 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • FTP Server Application Some of companies will setup FTP server for customer downloading or home user sharing their files by using FTP. LAN to WAN direction: WAN to LAN direction: With above settings that help to limit utilization of upstream of FTP. Time schedule also...
  • Page 49 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • HTTP Web Browsing You can control the internet web browsing by specify the HTTP 80 (8080 for some proxy server). LAN to WAN direction: WAN to LAN direction:...
  • Page 50 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuration / Virtual Server In TCP/IP and UDP networks a port is a 16-bit number used to identify which application program (usually a server) incoming connections should be delivered to. Some ports have numbers that are pre-assigned to them by the IANA (the Internet Assigned Numbers Authority), and these are referred to as “well-known ports”.
  • Page 51 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Item – Item number Type – Select TCP if you wish to search for connection-based application services on the remote server using the port number. Port Start & Port End – Enter the public port number & range you wish to configure. IP Address: Enter the IP address of a specific internal server to which requests from the specified port is forwarded.
  • Page 52 Cerberus ADSL2 Wi-Fi Plus (P6331-6) For example, if you set the port number 80 (Web/HTTP) to be mapped to the IP Address 192.168.1.2, then all incoming HTTP requests from outside users are forwarded to the local server (PC) with the IP address of 192.168.1.2. If the port is not listed as a predefined application, you need to add it manually.
  • Page 53 Cerberus ADSL2 Wi-Fi Plus (P6331-6) Configuration / Advanced Configuration options within the Advanced section are for users who wish to take advantage of the more advanced features of the router. Users who do not understand the features should not attempt to reconfigure their router, unless advised to do so by support staff.
  • Page 54 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Dynamic DNS The Dynamic DNS function lets you alias a dynamic IP address to a static hostname, so if your ISP does not assign you a static IP address you can still use a domain name. This...
  • Page 55 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • VLAN Control VLAN (Virtual Local Area Network) is a group of devices on different physical LAN segments that can communicate with each other as if they were all on the same physical LAN segment. While clients and servers may be located anywhere on a network, they are grouped together by VLAN technology, and broadcasts are sent to devices within the VLAN.
  • Page 56 Cerberus ADSL2 Wi-Fi Plus (P6331-6) VLAN function provides you a very convenient way to manage hosts by grouping them based on the physical port. Please refer to the following example. If VLAN Group 1 is consisted of hosts linked to port1 and port2, VLAN Group 2 is consisted of hosts linked port3 and port4, and VLAN Group 3 is consisted wireless LAN.
  • Page 57 Cerberus ADSL2 Wi-Fi Plus (P6331-6) • Device Management The Device Management advanced configuration settings allow you to control your router’s security options and device monitoring features. Embedded Web Server: HTTP Port – The port number of the router’s embedded web server (for web-based configuration uses.
  • Page 58 Cerberus ADSL2 Wi-Fi Plus (P6331-6) SNMP Access Control: Simple Network Management Protocol—software on a PC within the LAN is required to use this function. SNMP V1 and V2: Read Community – Specify a name to be identified as the Read Community, and an IP address.
  • Page 59 Cerberus ADSL2 Wi-Fi Plus (P6331-6) From RFC 1474 (PPP/Bridge MIB): PPP Bridge Group From RFC1573 (IfMIB): ifMIBObjects Group From RFC1695 (atmMIB): atmMIBObjects From RFC 1907 (SNMPv2): only snmpSetSerialNo OID • IGMP IGMP, known as Internet Group Management Protocol, is used to management hosts from multicast group.

  • Page 60: Save Configuration To Flash Tab

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Save Configuration to Flash Tab After changing the router’s configuration settings, you must save all of the configuration parameters to FLASH to avoid losing them after turning off or resetting your router. Click Save to write your new configuration to FLASH.

  • Page 61: Troubleshooting

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Troubleshooting If the router is not function properly, first check this session for simple troubleshooting before contacting your Internet service provider (ISP) for support. Using LEDs to Diagnose Problems The LEDs are useful aides for finding possible problem causes.

  • Page 62: Problems With The Login Username And Password

    Problems with the Login Username and Password I forgot my login username and/or password: The default username is “admin”. The default password is “pentagram”. The Password and Username fields are case-sensitive. Make sure that you enter the correct password and username using the proper casing;...

  • Page 63: Problems With The Internet Access

    Cerberus ADSL2 Wi-Fi Plus (P6331-6) Problems with the Internet Access I cannot access the Internet: Make sure the router is turned on and connected to the network; If the ADSL LED is off, refer to Section ADSL LED of this troubleshooting;...

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