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Gateway SMCD3GN - page 1
SMCD 3 GN Wireless ...
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SMC Networks 20 Mason Irvine, CA. 92618 U.S.A. Copyright © 2010 SMC Net works All Rights Reserve d Information furnished by SMC Networ ks, Inc. (SMC) i s believed to be accurate and reliable. Howeve r, no responsibility is assume d by SMC for its use, or for any infringements of patents or other rights of third parties whi ch may result from its u ...
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Contents Preface ...................................................................................................................... v Key Features .............................................................................................................. vi Document Organization ............................................................... ...
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Contents iv SMCD3GN Wireless Cable Modem Gate way User Manual Web Management Interface Menus .......................................................................... 29 System Settings Menu......................................................................................... 30 Password Settings Menu ........................................... ...
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Preface Congratulations on your purchase of the SMCD3GN Wireless Cable Modem Gateway. The SMCD3GN Wireless Cable Modem Gateway is the ideal all-in-one wired and wireless solution for the home or business environment. SMC is proud to provide you with a powerful, yet simple communication device for connecting your local area network (LAN) to the Inte ...
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Preface Key Features The following list summarizes the Gateway’s key features. y Integrated, CableLabs-compliant DOCS IS 1.1/ 2.0 /3.0 cable modem. y Integrated cable modem port for Internet connection to cable modem service. y Four 10/100/1000 Mbps Auto-Sensing LAN ports with Auto-MDI/MDIX. y High-speed 300 Mbps IEEE 802.11n Wireless Access Poin ...
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Preface Document Organization This document consists of four chapters and two appendixes. y Chapter 1 - describes th e contents in your Gateway package, system requirements, and an overview of the Gateway’s front and rear panels. y Chapter 2 - describes how to install your Gateway. y Chapter 3 - describes how to configure TCP/IP settings on t he ...
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Preface viii SMCD3GN Wireless Cable Modem Gate way User Manual Typographic Conventions This document also uses the following typographic conventions. Convention Description Bold Indicates text on a window, other than th e window title, includin g menus, menu options , buttons, fields, and la bels. Italic Indicates a va riable, which is a pla cehold ...
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1 Getting to Know Your Gateway Before you install your SMCD3GN Wirele ss Cable Modem Gateway, check the package contents and become familiar with the Gateway’s front and back panels. The topics covered in this chapter are: y Unpacking Package Contents (page 10 ) y System Requirements (page 10 ) y Front Panel (page 11 ) y Configuring Wireless Secu ...
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Getting to Know Your Gateway Unpacking Package Contents Unpack the items in your SMCD3GN Wirele ss Cable Modem Gateway contents and confirm that no items are missing or damaged. Your package should include: y One SMCD3GN Wireless Cable Modem Gateway y One Power adapter (12V/2A) y One Category 5E Ethernet cable y One CD that contains this User Manua ...
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Gateway SMCD3GN - page 11
Getting to Know Your Gateway Front Panel The front panel of your SMCD3GN Wireless Cable Modem Gateway contains a set of light- emitting diode (LED) indicators. These LEDs show the status of your Gateway and simplify troubleshooting. Figure 1 shows the front panel of the SMCD3GN Wireless Cable Modem Gateway. Table 1 describes the front panel LEDs. F ...
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Getting to Know Your Gateway Table 1. Front Panel LEDs LED Color Description POWER Green ON = power is supplied to the Gat eway. OFF = power is not suppl ied to the Gateway. Green Blinking = s canning for DS channel. ON = synchronized on 1 c hannel only. DS Blue ON = synchronized with mor e than 1 channel (DS Bond mo de). DS and US Both DS and US b ...
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Getting to Know Your Gateway Configuring Wireless Security The front panel has a WPS button for configuring wireless security automatically. Pressing this button for 5 seconds automatically configures wireless security. If the client device supports WPS Push Button Configuration (PBC), press the button within 60 seconds to automatically configure s ...
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Gateway SMCD3GN - page 14
Getting to Know Your Gateway 14 SMCD3GN Wireless Cable Modem Gate way User Manual Restoring Factory Defaults Using the Reset button on the back panel, you can power cycle the Gateway and return it to its original factory default settings. As a result, any changes you made to the Gateway’s default settings will be removed. To reset the Gateway and ...
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2 Installing Your Gateway This chapter describes how to install your SMCD3GN Wireless Cable Modem Gateway. The topics covered in this chapter are: y Finding a Suitable Location (page 16 ) y Connecting to the LAN (page 16 ) y Connecting the WAN (page 17 ) y Powering on the Gateway (page 17 ) 15 SMCD3GN Wireless Cable Modem Gate way User Manual ...
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Installing Your Gate way Finding a Suitable Location Your SMCD3GN Wireless Cable Modem Gateway can be installed in any location with access to the cable network. All of t he cables connect to the rear panel of the Gateway for better organization and utility. The LED indicators on the front panel are easily visible to provide you with information ab ...
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Gateway SMCD3GN - page 17
Installing Your Gate way 2. Connect the other end of the cable to your computer’s network-interface card (NIC) or to another network device (see Figure 4 ). Figure 4. Connecting the Gateway to the a Laptop or Desktop Computer Connecting the WAN To connect your Gateway to a Wide Area Network (WAN) interface: 1. Connect a coaxial cable to the port ...
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18 SMCD3GN Wireless Cable Modem Gate way User Manual 3 Configuring Your Computer for TCP/IP After you install your SMCD3GN Wireless C able Modem Gateway, configure the TCP/IP settings on a computer that will be used to configure your Gateway. This chapter describes how to configure TCP/IP for various Mi crosoft Windows and Apple Macintosh operating ...
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Configuring Your Computer for TCP/IP Configuring Microsoft Windows 2000 Use the following procedure to configure your computer if your computer has Microsoft Windows 2000 installed. 1. On the Windows taskbar, click Start , point to Settings , and then click Control Panel . 2. In the Control Panel window, double-click the Network and Dial-up Connect ...
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Configuring Your Computer for TCP/IP Configuring Microsoft Windows XP Use the following procedure to configure a computer running Microsoft Windows X P with the default interface. If you use the Classic interface, where the icons and menus resemble previous Windows versions, perform the procedure under “ Configuring Microsoft Windows 2000 ” on ...
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Gateway SMCD3GN - page 21
Configuring Your Computer for TCP/IP Configuring Microsoft Windows Vista Use the following procedure to configure a computer running Microsoft Windows Vista with the default interface. If you use the Classic interface, where the icons an d menus resemble previous Windows versions, perform the procedure under “ Configuring Microsoft Windows 2000 ? ...
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Gateway SMCD3GN - page 22
Configuring Your Computer for TCP/IP 6. In the Internet Protocol Version 4 Properties dialog box, click Obtain an IP address automatically to configure your computer for DHCP (see Figure 8 ). Figure 8. Internet Protocol Properties Window 7. Click the OK button to save your changes and close the dialog box. 8. Click the OK button again to save your ...
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Configuring Your Computer for TCP/IP Configuring an Apple ® Macintosh ® Computer The following procedure describes how to configure TCP/IP on an Apple Macintosh running Mac OS 10.2. If your Apple Macintosh is running Mac OS 7.x or later, the steps you perform and the screens you see may differ slightly from the following. However, you should stil ...
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Gateway SMCD3GN - page 24
4 Configuring Your Gateway After configuring your computer for TCP/IP using the procedure appropriate for your operating system, use that computer’s Web br owser to configure your SMCD3GN Gateway. This chapter describes how to use your Web browser to configure your Gateway. The topics covered in this chapter are: y Pre-configuration Guidelines (p ...
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25 SMCD3GN Wireless Cable Modem Gate way User Manual Pre-configuration Guidelines Before you configure your Gateway, observe the guidelines in the following sections. Disabling Proxy Settings Disable proxy settings in your Web browser. Otherwise, you will not be able to view the Gateway’s Web-based configuration pages. Disabling Proxy Settings in ...
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Configuring Your Gate way Disabling Proxy Settings in Safari The following procedure describes how to disable proxy settings in Safari. 1. Start Safari. 2. Click the Safari menu and select Preferences . 3. Click the Advanced tab. 4. In the Advanced tab, click the Change Settings button. 5. Choose your location from the Location list (this is genera ...
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Gateway SMCD3GN - page 27
Configuring Your Gate way Accessing the Gateway’s Web Management After configuring your computer for TCP/IP and performing the preconfiguration guidelines on the previous page, you can now easily config ure your Gateway from the convenient Web- based management interface. From your Web br owser (Microsoft Internet Explorer or Netscape Navigator, ...
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Configuring Your Gate way 4. Click the Login button to access the Gateway. The Status page appears, showing connection status information about your Gateway. Understanding the Web Management Interface Screens The left side of the management interface contains a menu bar you use to select menus for configuring the Gateway. When you click a menu, inf ...
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Gateway SMCD3GN - page 29
Configuring Your Gate way The bottom right side of the screen contains three buttons: y Help displays online help. y Apply click this button to save your configuration changes to t he displayed page. y Cancel click this button to discard any configuration changes made to the current page. Web Management Interface Menus Table 3 describes the menus i ...
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Gateway SMCD3GN - page 30
Configuring Your Gate way System Settings Menu The System Settings menu lets you: y Enable or disable UPnP and HNAP y Configure and manage your password y Set the system timeout settings To access the System Settings menu, click System in the menu bar. Figure 14 shows an example of the menu and Table 4 describes the setting you can select. Figure 1 ...
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Gateway SMCD3GN - page 31
Configuring Your Gate way Password Settings Menu The Password Settings menu lets you change the Gateway’s default password. The first time you log in to the Web management interface, we recommend you change the Gateway’s default password to protect it from being tampered with. The Password Settings menu also lets you change the number of minute ...
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Configuring Your Gate way Table 5. Password Settings Menu Options Option Description Current Password Enter the current c ase-sensitive password. For security purposes , every typed character appears as a dot ( y ). The default pas sword is password . New Password Enter the new cas e-sensitive password you w ant to use. A pass word can contain up t ...
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Gateway SMCD3GN - page 33
Configuring Your Gate way Table 6. LAN Settings Menu Options Option Description IP Address IP address of the Gateway’s private LAN settings . Default IP address is 192.168.0.1. if you change this settin g, the Gateway reboots after displaying a message. IP Subnet Mask Subnet mask of t he Gateway’s private LAN s ettings. Default subnet mask is 2 ...
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Configuring Your Gate way Figure 17. Ether Switch Port Control Menu The following procedure describes how to change the settings in the Ethe r Switch Port Control menu. 1. To change a port from auto-negotiation to a fixed speed and duplex setting: a. Uncheck the Auto check box for the port. b. Click the radio that corresponds to the fixed speed you ...
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Configuring Your Gate way Wireless Basic Settings Menu The Wireless Basic Settings menu lets you enable or disable the Gateway’s wireless setting. To access the Wireless Basic Settings cli ck Wireless in the menu bar. Figure 18 shows an example of the menu. By default, the setting is enabled. When wireless operation is enabled, you can use the su ...
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Configuring Your Gate way Wireless Encryption Settings Menu Using the Wireless Encryption Settings menu, you can protect the data transmitted across your wireless network. To access the Wireless Encryption Settings menu, click Wireless in the menu bar and then click the Encryption submenu. Figure 19 shows an example of the menu and Table 7 describe ...
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Gateway SMCD3GN - page 37
Configuring Your Gate way Table 7. Wireless Encryption Settings Menu Options Option Description SSID Network name of the o f the primary wireless carrier. T his field usually is predefined and cannot be changed by users. Security Mode Selects the securit y mode used to protec t transmissions acros s the wireless network. • None = no security is u ...
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Configuring Your Gate way Table 8. WEP Options Option Description WEP Key Length Level of WEP encr yption applied to all WEP keys. Choices are 64- bit (10 hex digits) a nd 128-bit (26 hex digits). WEP Key 1 – WEP Key 3 Fields for enterin g up to three WEP keys manually. Alternatively , you can have the Ge nerate Keys button to generat e these key ...
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Configuring Your Gate way Table 9. WPA-Personal Options Option Description WPA Mode Lets clients use WPA-PSK, WPA2-PSK, or both WPA modes. Default is Auto. Cipher type Algorithm encry ption to be used. Choices are: • TKIP • AES • TKIP and AES ( default ) Group Key Update Interv al Number of seco nds that instructs the Gateway how often it sho ...
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Configuring Your Gate way Figure 22. MAC Filtering Menu Table 10. MAC Filtering Options Option Description SSID Network name of the o f the primary wireless carrier. T his field usually is predefined and cannot be changed by users. MAC Filtering Mode Determines wh ich wireless client stat ions can connect t o your Gateway. Te choices ar e: • Allo ...
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Gateway SMCD3GN - page 41
Configuring Your Gate way Advanced Wireless Settings Menu Using the Advanced Wireless Settings Filtering menu, you can configure advanced wireless settings for the Gateway. To access the Advanced Wireless Settings menu, click Wireless in the menu bar and then click the Advanced Wireless Settings submenu. Figure 23 shows an example of the menu and T ...
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Gateway SMCD3GN - page 42
Configuring Your Gate way Table 11. Wireless Advanced Settings Options Option Description BG Protection Mode This mode is a protection mechanism th at prevents collisio ns among 802.11b/g modes. Choices are: Auto = BG protection m ode goes on or off au tomatically as needed. Always-On = BG protection mode is always on. Always-Off = BG protection mo ...
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Gateway SMCD3GN - page 43
Configuring Your Gate way Port Forwarding Menu The Port Forwarding menu lets you configure the Gateway to provide port-forwarding services that let Internet users access predefined services such as HTTP (80), FTP (20/21), and AIM/ICQ (5190) as well as custom-defined services. You perform port forwarding by redirecting the WAN IP address and the ser ...
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Configuring Your Gate way 4. To configure additional services (up to 100, including custom er-defined services), repeat steps 1 through 3. When you finish, click Apply in the LAN Settings menu to save your settings. 5. To change the settings for a predefined service, click the ra dio button to the left of the service you want to change and click th ...
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Gateway SMCD3GN - page 45
Configuring Your Gate way Table 12. Predefined Service Menu Options Option Description Service List of predefine d services from which y ou can choose. LAN Server IP IP address of the LAN PC or serv er that is running the service. Remote IPs Forwards the servic e to any remote IP addres s, one remote IP addr ess, or a range of remo te IP addresses ...
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Configuring Your Gate way 5. To change the settings for a customer-defined service, click the radio but ton to the left of the service you want to change and click the Edit button. When the Customer Defined Service menu appears, edit the settings as necessary (see Table 10 ) and click Apply . Click Apply in the LAN Settings menu to save your settin ...
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Gateway SMCD3GN - page 47
Configuring Your Gate way Table 13. Customer Defined Service Page Options Option Description Name Name for identify ing the custom serv ice. The name is for referenc e purposes only. Type The type of protocol. Choic es are TCP, UDP, and TCP/UDP. Default is T CP. LAN Server IP IP address of the LAN PC or s erver that is running the service. Remote I ...
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Gateway SMCD3GN - page 48
Configuring Your Gate way Security Settings (Firewall) Me nu The Security Settings (Firewall) menu lets you enable or disable the Gateway’s firewall. In addition, the submenus associated with this menu let you: y Configure access control settings ⎯ see page 49 y Configure your Gateway for special applications ⎯ see page 49 y Set up URL blocki ...
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Gateway SMCD3GN - page 49
Configuring Your Gate way Configuring Access Control The Access Control menu lets you enable access control to block traffic at the Gateway's LAN interfaces from accessing the Internet. To access the Access Control menu, clic k Firewall in the menu bar and then click the Access Control submenu in the menu bar. By default, your Gateway does not ...
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Gateway SMCD3GN - page 50
Configuring Your Gate way Assume, for example, that to use H.323 in a Net Meeting application, a local client starts a session A to a remote host. The remote host uses session A to communicate with the local host, but it also could initiate another session B back to the local host. Since there is only session A recorded in the NAT session table whe ...
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Gateway SMCD3GN - page 51
Configuring Your Gate way 3. Complete the fields in fields Trigger menu (see Table 14 ). (Or click Back to return to the Trigger menu or Cancel to cancel any selections you made.) 4. Click Apply . The Special Application menu reappears, with the trigger you configured shown in the Trigger Table . 5. To configure additional triggers (up to 20), repe ...
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Gateway SMCD3GN - page 52
Configuring Your Gate way Table 14. Trigger Menu Options Option Description Name Name for identifying t he trigger. The name is for reference purposes only. Type The type of protocol y ou want to use with the trigger. Choices are TCP and UDP. Default is TCP. For example, to tr ack the H.323 protocol, the protocol type s hould be TCP. Trigger Port F ...
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Gateway SMCD3GN - page 53
Configuring Your Gate way Figure 31. URL Blocking Menu To enable URL blocking: 1. In the URL Blocking menu, check Enable Keyword Blocking . 2. To exempt a computer from URL blocking, enter the computer’s Media Access Channel (MAC) address in the Add exempted PC field and click the Add Trusted Host button. The Exempted PC List shows the MAC addres ...
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Gateway SMCD3GN - page 54
Configuring Your Gate way blocking. To remove a computer from being exempted, use the Delete or Delete All buttons next to the field to delete selected or all MAC addresses in the field. 4. Click Apply . Configuring Schedule Rules Schedule rules work with the Gateway’s URL blocking feature (described on page 52 ) to tell the Gateway when to perfo ...
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Gateway SMCD3GN - page 55
Configuring Your Gate way Configuring Email and Syslog Alerts Your Gateway inspects packets at the applicat ion layer, and stores TCP and UDP session information, including timeouts and number of active sessions. This information Is help ful when detecting and preventing Denial of Service (DoS) and other network attacks. If you enabled the Gateway? ...
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Configuring Your Gate way Figure 33. Email/Syslog Alert Menu Configuring Email Alerts The following procedure describes how to configure the Gateway to send email notifications. This procedure assumes that your mail server is working properly. 1. In the Email/Syslog menu, under Mail Server Configuration , enter the following information: – SMTP S ...
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Configuring Your Gate way 3. Under Recipient list , click Add . When the Recipient Adding menu appears (see Figure 34 ), enter the name of the person who will receive email notifications and the person’s email address, and then click Apply . (Or click Back to return to the Email/Syslog Alert menu or Cancel to cancel any selections you made.) The ...
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Gateway SMCD3GN - page 58
Configuring Your Gate way Configuring DMZ Settings If you have a local client computer that c annot run an Internet application properly behind the NAT firewall, you can configure it for unrestricted two-way Internet access by defining it as a Virtual DMZ host. Adding a client to the Demilitarized Zone (DMZ) may expose your local network to various ...
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Gateway SMCD3GN - page 59
Configuring Your Gate way Using the Reboot Menu to Reboot the Gateway One way to reboot the Gateway to the factory default settings is by using the Reset switch on the Gateway’s rear panel. Another way is to use the Reboot menu. Note: Rebooting the Gateway keeps any customized overrides you made to the default settings. To reboot the Gateway and ...
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Gateway SMCD3GN - page 60
Configuring Your Gate way Figure 37. Precautionary Message Viewing Status Information The Status page is a read-only screen that shows the Gateway’s wired and wireless status. The Status page also provides network, client, a nd cable modem event log information, with buttons for clearing and refreshing the logs, and releasing IP. The Status menu ...
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Configuring Your Gate way Figure 38. Example of Status Page 61 SMCD3GN Wireless Cable Modem Gate way User Manual ...
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Configuring Your Gate way Viewing Cable Status Information The Cable Status page is a read-only screen that shows the user’s cable initialization procedures, along with the cable upstream and downstream status. The Cable Status menu appears when you first l og in to the Web management interface. You can also display it by clicking Status in the m ...
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Gateway SMCD3GN - page 63
Appendix A - Specifications Compatibility y Platform independent – works with PC,OSX, Linux, MAC, UNIX y DOCSIS 1.0/1.1/2.0/3.0 compliant y IEEE 802.3, 802.3u y SPI firewall meet ICSA guidelines Network Interface y 10/100/1000 Base-T-Ethernet y USB2.0 port* y Wireless .11N MIMO Ports y Four ports 10/100/1000 MDI/MDIX auto sensing switch y TR-68 c ...
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Gateway SMCD3GN - page 64
Specifications y SAMBA for USB port connection of USB hard drives* y GUI/SNMP/CLI addition to present PHY usage (multiple channels param eters) y Port forwarding y 64/256QAM auto detection y Independent resets for downstream and upstream blocks y Fragmentation and concatenation enabling Quality of Server (QoS) features y Supports 64/128/256 bit RC4 ...
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Gateway SMCD3GN - page 65
Specifications Security y Password protected configuration access with multiple levels y VPN Passthrough (IPSec, PPTP, L2TP) y Stateful Packet Inspection (SPI) Firewall y Multiple User Profiles y Network Address Translation (NAT) y Dynamic Address-User Mapping y Application Level Gateways (ALG) y Web-based authentication y Intrusion Detection y Com ...
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Gateway SMCD3GN - page 66
Specifications 66 SMCD3GN Wireless Cable Modem Gate way User Manual y Frequency Range: 5 to 42MHz (edge to edge) DOCSIS LEDs y Power y DS ( Downstream) y US (Upstream) y Online y Link y Diag y WPS y LAN (1-4) y WiFi y USB Dimensions y L x W x H: 26.8 x 15.5 x 3.5 mm (10.6 x 6.1 x 1.4 in) y Weight: 0.50kg ( 1 . 10 lbs) Input Power y 12V/2A Regulator ...
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Gateway SMCD3GN - page 67
Appendix B - Compliances FCC Interference Statement This equipment has bee n tested and found to comply with the limits for a Class B digital devic e pursuant to Part 15 of the FCC Rules. These limits are design ed to provi de reasonable protection against radi o interference in a commercial environment. This equipment can gen erate, use and radiat ...
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Gateway SMCD3GN - page 68
Index firewall, 48 A idle timeout, 31 login password , 31 Access control, 49 port forwarding, 43 Access Control menu, 49 private LAN IP address, 32 Adding customer-defined s ervice Connecting port forwarding, 45 LAN, 16 Adding predefined serv ice WAN, 17 port forwarding, 43 Conventions in this document, vii Advanced Wireless Settings menu, 41 Custo ...
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Gateway SMCD3GN - page 69
Index F L Factory defaults LAN connection, 16 restoring, 14 LAN ports Firefox, disabling proxy settin gs, 25 enabling or disabli ng, 33 Firewall LAN Settings menu, 32 configuring, 48 Lease time, 32 disabling, 26 LEDs, 12 Front panel, 11 Locating the Gateway, 16 LEDs, 12 Logging in to Web managem ent, 27 Login password, 31 G M Gateway MAC Filtering ...
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Gateway SMCD3GN - page 70
Index 70 SMCD3GN Wireless Cable Modem Gate way User Manual P Package contents, 10 Password Settings menu, 31 Password, changing, 31 Port forwarding adding customer-defined s ervice, 45 adding predefined serv ice, 43 Port Forwarding menu, 43 Port triggering, 50 Ppowrting-on the Gateway, 17 Preconfiguration guidel ines, 25 Predefined service added po ...
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Gateway SMCD3GN - page 71
Index Reboot menu, 59 URL Blocking menu, 52 Schedule Rules menu, 54 URL Email/Syslog Alert menu, 55 screens, 28 Wireless Basic Settings menu, 35 Security Settings (Firewall) menu, 48 Wireless Encryption Settings menu, 36 Special Application menu, 50 Wireless Basic Settings menu , 35 Status menu, 60 Wireless Encryption Settings menu, 36 System Setti ...
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Gateway SMCD3GN - page 72
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