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- Page 1 Installation and Operation Manual PENTAGRAM Cerberus P6371 The latest versions of manual, drivers and applications are available on www.pentagram.eu 2008-10-07...
- Page 2 NOTE! Any information and technical data are subject to change without prior notification and/or indication in this manual. © 2008 PENTAGRAM All rights reserved; copying and reproduction is strictly forbidden.
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Page 3: Table Of Contents
Cerberus P 6371 INDEX INTRODUCTION........................5 FEATURES ...........................5 PACKAGE CONTENTS ........................6 PRODUCT OVERVIEW ......................6 IMPORTANT NOTES ........................6 FRONT PANEL ..........................6 BACK PANEL ..........................7 DEFAULT SETTINGS ........................7 RESETTING ROUTER ........................7 CONNECTING CERBERUS TO COMPUTER................8 CONFIGURE TCP/IP........................8 CONFIGURE ROUTER VIA WEB BROWSER ............... 13 LOGIN ............................13 NAVIGATION ..........................14 STATUS TAB ..........................15... - Page 4 Cerberus P 6371...
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Page 5: Introduction
Cerberus P 6371 Introduction The Cerberus P 6371 Router integrates 4-port Switch, firewall and NAT-router. Its design is dedicated to Small Office/Home Office (SOHO) network solutions. The Cerberus P 6371 Router will allow you to connect your network better than ever, sharing Internet Access, files and fun, easily and securely. -
Page 6: Package Contents
Cerberus P 6371 Package Contents PENTAGRAM Cerberus P 6371 router Power adapter 9 V, 0,8 A Ethernet cable (RJ-45) Quick Installation Guide Product Overview Important Notes • Do not use the router in high humidity or high temperatures. • Do not use the same power source for the router as other equipment. -
Page 7: Back Panel
7200 seconds (2 hours) admin User Name pentagram Password It is recommended to change User Name and Password as soon as possible. If you ever forget the password to log in, you may need to restore the factory default settings. -
Page 8: Connecting Cerberus To Computer
Cerberus P 6371 Connecting Cerberus to Computer. Connecting via Ethernet Port (Ethernet Card) All Ethernet ports of router are made in the technology, which automatically activates Crossover if necessary. Thanks to autonegotiation of connection speed the router will automatically select the maximum available speed rate. Transfer at 10/100 Mbit/s rate requires the category 5 cable wired with RJ-45 connectors. - Page 9 Cerberus P 6371 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. Click View network status and tasks. View status Click...
- Page 10 Cerberus P 6371 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. Note: In some cases Windows Vista cannot obtain an IP address from certain router’s DHCP server.
- Page 11 Cerberus P 6371 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. On General tab, Click the Properties button.
- Page 12 Cerberus P 6371 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.
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Page 13: Configure Router Via Web Browser
Cerberus P 6371 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 Enter username and password – default admin / pentagram... -
Page 14: Navigation
Cerberus P 6371 Navigation Left pane – Navigation menu. Center pane – Contents of element selected from navigation menu. Right pane – Online help concerning contents of the center pane. -
Page 15: Status Tab
Cerberus P 6371 Status Tab Router Status • Firmware Version – Firmware Version. • Hardware Version – Hardware Version. • MAC Address – MAC address used by router in LAN. • IP Address – IP address used by router in LAN. •... -
Page 16: Basic Settings / Quick Setup
Cerberus P 6371 Basic Settings / Quick Setup Quick Setup menu will help you to configure the basic network parameters. To begin configuration, click the Next button. Quick Setup - Choose WAN Connection Type Select WAN Connection Type your ISP is using and click the Next button to configure it (not applicable for Dynamic IP). -
Page 17: Network / Lan
Cerberus P 6371 • Quick Setup - Static IP Enter IP Address, Subnet Mask, Default Gateway and Primary/Secondary DNS server address provided by your ISP and click the Next button to continue. Quick Setup - Finish Click the Finish button to save changes and exit Quick setup. Network / LAN MAC Address –... -
Page 18: Network / Wan
Cerberus P 6371 Network / WAN Appearance of this page depends on option selected from WAN Connection Type list. • Dynamic IP Select this WAN Connection Type, if your ISP is running a DHCP server. Host Name - This field is required to be filled by some service provider. IP Address - The IP address assigned by your ISP dynamically. - Page 19 Cerberus P 6371 • Static IP Select this WAN Connection Type, if your ISP provides a static or fixed IP Address, Subnet Mask, Gateway and DNS setting. IP Address - Enter the IP address in dotted-decimal notation provided by your ISP. Subnet Mask - Enter the subnet Mask in dotted-decimal notation provided by your ISP.
- Page 20 Cerberus P 6371 User Name/Password - Enter the User Name and Password provided by your ISP. These fields are case-sensitive. Connect on Demand - You can configure the router to disconnect your Internet connection after a specified period of the Internet connectivity (Max Idle Time). If your Internet connection has been terminated due to inactivity, Connect on Demand enables the router to automatically re-establish your connection as soon as you attempt to access the Internet again.
- Page 21 Cerberus P 6371 MTU Size (in bytes) - The default MTU size is 1480 bytes, which is usually fine. For some ISPs, you need modify the MTU. This should not be done unless you are sure it is necessary for your ISP. Service Name/AC Name - The service name and AC (Access Concentrator) name, it should not be done unless you are sure it is necessary for your ISP.
- Page 22 Cerberus P 6371 Host Name - This field is required to be filled by some service provider. IP Address - The IP address assigned by your ISP dynamically. Subnet Mask - The subnet mask assigned by your ISP dynamically. Default Gateway - The default gateway assigned dynamically by your ISP. Click the Renew button to renew the IP parameters from your ISP.
- Page 23 Cerberus P 6371 MTU Size - The normal MTU (Maximum Transmit Unit) value for most Ethernet networks is 1500 bytes. For some ISPs, you may need to modify the MTU. But this is rarely required, and should not be done unless you are sure it is necessary for your ISP connection.
- Page 24 Cerberus P 6371 although you specify a time to Max Idle Time because some applications visit the Internet continually in the background. Connect Automatically - Connect automatically after the router is disconnected. To use this option, click the radio button. Connect Manually - You can configure the router to make it connect or disconnect manually.
- Page 25 Cerberus P 6371 Server IP Address/Name – Enter IP Address or host name of the server provided by your ISP. IP Address - Enter the IP address in dotted-decimal notation provided by your ISP. Subnet Mask - Enter the subnet Mask in dotted-decimal notation provided by your ISP. Gateway - Enter the gateway in dotted-decimal notation provided by your ISP.
- Page 26 Cerberus P 6371 • PPTP Select this WAN Connection Type, if your ISP provides PPTP connection. User Name/Password – Enter the User Name and Password provided by your ISP. These fields are case-sensitive. Click the Connect button to connect immediately. Click the Disconnect button to disconnect immediately.
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Page 27: Network / Mac Clone
Cerberus P 6371 you want your Internet connection to remain active at all times, enter 0 in the Max Idle Time field. Otherwise, enter the number of minutes you want to have elapsed before your Internet connection terminates. Note: Sometimes the connection cannot be disconnected although you specify a time to Max Idle Time because some applications visit the Internet continually in the background. -
Page 28: Dhcp / Dhcp Settings
Cerberus P 6371 DHCP / DHCP Settings The router is set up by default as a DHCP (Dynamic Host Configuration Protocol) server, which provides the TCP/IP configuration for all the PCs that are connected to the router on the LAN. Note: To use the DHCP server function of the router, you must configure all computers on the LAN as "Obtain an IP Address automatically"... -
Page 29: Dhcp / Dhcp Clients List
Cerberus P 6371 DHCP / DHCP Clients List Client Name - The name of the DHCP client. MAC Address - The MAC address of the DHCP client. Assigned IP - The IP address that the router has allocated to the DHCP client. Lease Time - The time of the DHCP client leased. -
Page 30: Forwarding / Virtual Servers
Cerberus P 6371 Add or Modify a Address Reservation Entry MAC Address - The MAC Address of the PC that you want to reserve IP address for. Reserved IP Address - The IP address which will be assign to entered MAC Address. Status - Select Enabled or Disabled for this entry on the pull-down list. -
Page 31: Forwarding / Port Triggering
Cerberus P 6371 Add or Modify a Virtual Server Entry Service Port - The numbers of External Ports. You can enter a service port or a range of service ports (the format is XXX - YYY, XXX is Start port, YYY is End port). IP Address - The IP address of the PC running the service application. - Page 32 Cerberus P 6371 Incoming Protocol - The protocol used for Incoming Ports Range, either TCP, UDP, or All (all protocols support by the router). Status - The status of this entry, either Enabled or Disabled. Modify – Click Modify to open Add or Modify a Port Triggering Entry page or Delete to delete entry.
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Page 33: Forwarding / Dmz
Cerberus P 6371 Forwarding / DMZ The DMZ host feature allows one local host to be exposed to the Internet for a special- purpose service such as Internet gaming or videoconferencing. DMZ host forwards all the ports at the same time. Any PC whose port is being forwarded should have a new static IP address assigned to it (in DHCP / Address Reservation page) because its IP Address may change when using the DHCP function. -
Page 34: Security / Firewall
Cerberus P 6371 Security / Firewall Using the Firewall page, you can turn the general firewall switch on or off. The default setting for the switch is off. Turning the general firewall switch to off disables IP Filtering, DNS Filtering, MAC Filtering and Advanced Security even if their individual settings are enabled. Enable Firewall - The general firewall switch is on or off. -
Page 35: Security / Ip Address Filtering
Cerberus P 6371 Security / IP Address Filtering The IP Address Filtering feature allows you to control Internet Access by specific users on your LAN based on their IP addresses. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable IP Address Filtering have been selected on the Firewall page. - Page 36 Cerberus P 6371 Add or Modify a IP Address Filtering Entry Effective Time - Enter a range of time in HHMM format, which points to the range time for the entry to take effect. For example, 0803 - 1705, the entry will take effect frome 08:03 to 17:05. LAN IP Address - Enter a LAN IP address or a range of LAN IP addresses in the field, in dotted-decimal notation format.
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Page 37: Security / Domain Filtering
Cerberus P 6371 Security / Domain Filtering The Domain Filtering page allows you to control access to certain websites on the Internet by specifying their domains or key words. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable Domain Filtering have been selected on the Firewall page. Firewall Settings –... -
Page 38: Security / Mac Address Filtering
Cerberus P 6371 Security / MAC Address Filtering Similar to IP Address Filtering page, the MAC Address Filtering page allows you to control to access Internet by users on your local network based on their MAC Address. Before adding a domain filtering entry, you must ensure that Enable Firewall and Enable Domain Filtering have been selected on the Firewall page. -
Page 39: Security / Remote Management
Cerberus P 6371 Add or Modify a MAC Address Filtering Entry MAC Address - Enter the appropriate MAC address into this field. The format of the MAC address is XX-XX-XX-XX-XX-XX (X is any hexadecimal digit). For example: 00-0A-EB-B0-00- Description - Enter a simple description of the station in this field. For example: John’s PC. Status - Select Enabled or Disabled for this entry on the Status pull-down list. -
Page 40: Security / Advanced Security
Cerberus P 6371 Security / Advanced Security Using the Advanced Security page, you can protect the router from being attacked by TCP- SYN Flood, UDP Flood and ICMP-Flood. Packets Statistic interval (5~60) - The default value is 10. Select a value between 5 and 60 seconds in the pull-down list. -
Page 41: Static Routing
Cerberus P 6371 Click the Save button to save this settings. Blocked DoS Host List – Click this button to open Blocked Host List page, which shows Host IP Address and Host MAC Address for each host blocked by the router.. Note: •... -
Page 42: Ip & Mac Binding / Binding Settings
Cerberus P 6371 IP & MAC Binding / Binding Settings To manage the computers well in the LAN, you could control access among computers by ARP Binding. ARP Binding – Select respective radio button to Enable or Disable ARP Binding function and click the Save button. -
Page 43: Ip & Mac Binding / Arp List
Cerberus P 6371 IP & MAC Binding / ARP List To manage the computer, you could observe the computers in the LAN by checking the relationship of MAC address and IP address on the ARP list, and you could configure the items on the ARP list also. -
Page 44: System Tools / Time Settings
Cerberus P 6371 Domain Name – Enter the Domain Name that you have gotten from dynamic DNS service provider. Enable DDNS – Select this check-box to enable DDNS function. Connection Status - The status of the DDNS service connection is displayed here. Click the Login button to login the DDNS service. -
Page 45: System Tools / Firmware Upgrade
Cerberus P 6371 System Tools / Firmware Upgrade File - Enter the file name or click the Browse… button to find the firmware file which you want to upload. Firmware Version - Displays the current firmware version. Hardware Version - Displays the current hardware version. The hardware version of the upgrade file must accord with the current hardware version. -
Page 46: System Tools / Reboot
Cerberus P 6371 System Tools / Reboot Reboot - Click this button to reboot the router. Some settings of the router will take effect only after rebooting, which include: • Change LAN IP Address. (system will reboot automatically). • MAC Clone (system will reboot automatically). •... -
Page 47: System Tools / Log
Cerberus P 6371 System Tools / Log The router can keep logs of all traffic. You can query the logs to find out what happened to the router. Click the Refresh button to refresh the logs. Click the Clear All button to clear all logs. System Tools / Statistics The Statistics page shows the network traffic of each PC on LAN, including total traffic and traffic of the last Packets Statistic interval seconds. - Page 48 Cerberus P 6371 Sorted Rules - Here displays sort as desired. Click the Reset All button to reset, or Delete All button to delete all statistics. IP Address/MAC Address – The IP and MAC Addresses displayed with statistics. Total: Packets – The total amount of packets received and transmitted by the router. Total: Bytes –...
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Page 49: Troubleshooting
Cerberus P 6371 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. PWR LED The PWR LED on the front panel does not light up.: Make sure that the power adaptor is connected to the router and plugged in to an... -
Page 50: Problems With The Web Interface
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 51 Cerberus P 6371 NOTES...
- Page 52 Cerberus P 6371 NOTES...
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