Page 3 - Contents; Configuring an Apple
Contents Preface...................................................................................................................... v Key Features .............................................................................................................. vi Document Organization..................
Page 5 - Preface
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 co...
Page 6 - Key Features
Preface Key Features The following list summarizes the Gateway’s key features. y Integrated, CableLabs-compliant DOCSIS 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-s...
Page 7 - Document Organization; Chapter; Document Conventions; Safety and Warnings
Preface Document Organization This document consists of four chapters and two appendixes. y Chapter 1 - describes the 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 - desc...
Page 8 - Typographic Conventions
Preface viii SMCD3GN Wireless Cable Modem Gateway User Manual Typographic Conventions This document also uses the following typographic conventions. Convention Description Bold Indicates text on a window, other than the window title, including menus, menu options, buttons, fields, and labels. Italic...
Page 9 - Getting to Know Your Gateway
1 Getting to Know Your Gateway Before you install your SMCD3GN Wireless 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...
Page 10 - Unpacking Package Contents
Getting to Know Your Gateway Unpacking Package Contents Unpack the items in your SMCD3GN Wireless 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 Ethe...
Page 11 - Front Panel; Figure 1. Front Panel of the SMCD3GN Wireless Cable Modem Gateway
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 G...
Page 12 - Table 1. Front Panel LEDs
Getting to Know Your Gateway Table 1. Front Panel LEDs LED Color Description POWER Green ON = power is supplied to the Gateway. OFF = power is not supplied to the Gateway. Green Blinking = scanning for DS channel. ON = synchronized on 1 channel only. DS Blue ON = synchronized with more than 1 channe...
Page 13 - Configuring Wireless Security; The front panel has a; WPS; LED on the front panel flashes. When a; Rear Panel; Figure 2. Rear View of the SMCD3GN Wireless Cable Modem Gateway
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 but...
Page 14 - Restoring Factory Defaults
Getting to Know Your Gateway 14 SMCD3GN Wireless Cable Modem Gateway 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 set...
Page 15 - Installing Your Gateway
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 W...
Page 16 - Finding a Suitable Location; Be close to a working AC power outlet.; Connecting to the LAN; Connect either end of an Ethernet cable to one of the four; LAN; ports on the rear panel of; Figure 3. Connecting to a LAN Port on the Gateway Rear Panel
Installing Your Gateway Finding a Suitable Location Your SMCD3GN Wireless Cable Modem Gateway can be installed in any location with access to the cable network. All of the cables connect to the rear panel of the Gateway for better organization and utility. The LED indicators on the front panel are e...
Page 17 - Connecting the WAN; Cable; Powering on the Gateway; POWER
Installing Your Gateway 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) inte...
Page 18 - Configuring Your Computer for TCP/IP; Configuring Microsoft Windows 2000 (page 19)
18 SMCD3GN Wireless Cable Modem Gateway User Manual 3 Configuring Your Computer for TCP/IP After you install your SMCD3GN Wireless Cable 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 ...
Page 19 - Configuring Microsoft Windows 2000
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 wi...
Page 20 - Configuring Microsoft Windows XP
Configuring Your Computer for TCP/IP Configuring Microsoft Windows XP Use the following procedure to configure a computer running Microsoft Windows XP with the default interface. If you use the Classic interface, where the icons and menus resemble previous Windows versions, perform the procedure und...
Page 21 - Configuring Microsoft Windows Vista
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 and menus resemble previous Windows versions, perform the procedu...
Page 22 - In the Internet Protocol Version 4 Properties dialog box, click
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 dialo...
Page 23 - Verify that NIC connected to the SMCD3GN is selected in the
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 sligh...
Page 24 - Configuring Your Gateway; Accessing the Gateway’s Web Management (page 27)
4 Configuring Your Gateway After configuring your computer for TCP/IP using the procedure appropriate for your operating system, use that computer’s Web browser to configure your SMCD3GN Gateway. This chapter describes how to use your Web browser to configure your Gateway. The topics covered in this...
Page 25 - Pre-configuration Guidelines; Disabling Proxy Settings
25 SMCD3GN Wireless Cable Modem Gateway 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 c...
Page 26 - Disabling Proxy Settings in Safari; menu and select; Disabling Firewall and Security Software; Confirm that the
Configuring Your Gateway 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 you...
Page 27 - Accessing the Gateway’s Web Management; Figure 11. Login User Password Screen
Configuring Your Gateway 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 configure your Gateway from the convenient Web-based management interface. From your Web browser (Microso...
Page 28 - Understanding the Web Management Interface Screens
Configuring Your Gateway 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 co...
Page 29 - The bottom right side of the screen contains three buttons:; Help; displays online help.; Apply; Web Management Interface Menus; Table 3 describes the menus in the Web management interface.; Table 3. Web Management Interface Menus
Configuring Your Gateway 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 the displayed page. y Cancel click this button to discard any configuration changes made to the current page. Web Manageme...
Page 30 - System Settings Menu; System
Configuring Your Gateway 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...
Page 31 - Password Settings Menu; in the menu bar and then click the; Password Settings; submenu. Figure 15 shows an example of the menu and Table 5; Figure 15. Password Settings Menu
Configuring Your Gateway 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 m...
Page 32 - Table 5. Password Settings Menu Options; LAN Settings Menu; in the menu bar. Figure 16 shows an example; Figure 16. LAN Settings Menu
Configuring Your Gateway Table 5. Password Settings Menu Options Option Description Current Password Enter the current case-sensitive password. For security purposes, every typed character appears as a dot ( y ). The default password is password. New Password Enter the new case-sensitive password yo...
Page 33 - Table 6. LAN Settings Menu Options; Ether Switch Port Control Menu; Ether Switch Control; submenu in the menu bar. Figure 17 shows an example of the menu.
Configuring Your Gateway 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 setting, the Gateway reboots after displaying a message. IP Subnet Mask Subnet mask of the Gateway’s priva...
Page 34 - Figure 17. Ether Switch Port Control Menu; check box for the port.; Enable
Configuring Your Gateway Figure 17. Ether Switch Port Control Menu The following procedure describes how to change the settings in the Ether 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 t...
Page 35 - Wireless Basic Settings Menu; in the menu bar. Figure 18 shows an; Wireless; menu to configure the Gateway’s encryption, MAC filtering,; DISABLE; from the; Figure 18. Wireless Basic Settings Menu
Configuring Your Gateway 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 click Wireless in the menu bar. Figure 18 shows an example of the menu. By default, the setting is enabled. When wir...
Page 36 - Wireless Encryption Settings Menu
Configuring Your Gateway 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 ...
Page 37 - Table 7. Wireless Encryption Settings Menu Options; Figure 20. WEP Options
Configuring Your Gateway Table 7. Wireless Encryption Settings Menu Options Option Description SSID Network name of the of the primary wireless carrier. This field usually is predefined and cannot be changed by users. Security Mode Selects the security mode used to protect transmissions across the w...
Page 38 - Table 8. WEP Options
Configuring Your Gateway Table 8. WEP Options Option Description WEP Key Length Level of WEP encryption applied to all WEP keys. Choices are 64-bit (10 hex digits) and 128-bit (26 hex digits). WEP Key 1 – WEP Key 3 Fields for entering up to three WEP keys manually. Alternatively, you can have the Ge...
Page 39 - MAC Filtering
Configuring Your Gateway 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 encryption to be used. Choices are: • TKIP • AES • TKIP and AES (default) Group Key Update Interval Number of seconds that ...
Page 40 - Figure 22. MAC Filtering Menu
Configuring Your Gateway Figure 22. MAC Filtering Menu Table 10. MAC Filtering Options Option Description SSID Network name of the of the primary wireless carrier. This field usually is predefined and cannot be changed by users. MAC Filtering Mode Determines which wireless client stations can connec...
Page 41 - Advanced Wireless Settings Menu
Configuring Your Gateway 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 subm...
Page 42 - Table 11. Wireless Advanced Settings Options
Configuring Your Gateway Table 11. Wireless Advanced Settings Options Option Description BG Protection Mode This mode is a protection mechanism that prevents collisions among 802.11b/g modes. Choices are: Auto = BG protection mode goes on or off automatically as needed. Always-On = BG protection mod...
Page 43 - Port Forwarding Menu
Configuring Your Gateway 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 forward...
Page 45 - Adding a Port Forwarding Entry for a Customer-Defined Service
Configuring Your Gateway Table 12. Predefined Service Menu Options Option Description Service List of predefined services from which you can choose. LAN Server IP IP address of the LAN PC or server that is running the service. Remote IPs Forwards the service to any remote IP address, one remote IP a...
Page 47 - Table 13. Customer Defined Service Page Options
Configuring Your Gateway Table 13. Customer Defined Service Page Options Option Description Name Name for identifying the custom service. The name is for reference purposes only. Type The type of protocol. Choices are TCP, UDP, and TCP/UDP. Default is TCP. LAN Server IP IP address of the LAN PC or s...
Page 48 - Enabling or Disabling Firewall; Firewall
Configuring Your Gateway Security Settings (Firewall) Menu 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 appl...
Page 49 - Configuring Access Control; Access Control; submenu in the menu bar.; Enable Access Control.; Configuring Special Applications
Configuring Your Gateway 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, click Firewall in the menu bar and then click the Access Control submenu in the ...
Page 52 - Table 14. Trigger Menu Options; Configuring URL Blocking; URL; submenu. Figure 31 shows an example of the menu.
Configuring Your Gateway Table 14. Trigger Menu Options Option Description Name Name for identifying the trigger. The name is for reference purposes only. Type The type of protocol you want to use with the trigger. Choices are TCP and UDP. Default is TCP. For example, to track the H.323 protocol, th...
Page 54 - Configuring Schedule Rules
Configuring Your Gateway 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...
Page 55 - Configuring Email and Syslog Alerts
Configuring Your Gateway Configuring Email and Syslog Alerts Your Gateway inspects packets at the application layer, and stores TCP and UDP session information, including timeouts and number of active sessions. This information Is helpful when detecting and preventing Denial of Service (DoS) and oth...
Page 56 - Configuring Email Alerts; , enter the following
Configuring Your Gateway 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 Configurat...
Page 57 - Configuring Syslog Entries
Configuring Your Gateway 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 C...
Page 58 - Configuring DMZ Settings
Configuring Your Gateway Configuring DMZ Settings If you have a local client computer that cannot 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 Zon...
Page 59 - Using the Reboot Menu to Reboot the Gateway
Configuring Your Gateway 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 t...
Page 60 - Figure 37. Precautionary Message; Viewing Status Information; Status; in the menu bar. Figure 38 shows an example of the status
Configuring Your Gateway 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, and cable modem event log information, with buttons for clearing and refreshin...
Page 61 - Figure 38. Example of Status Page
Configuring Your Gateway Figure 38. Example of Status Page 61 SMCD3GN Wireless Cable Modem Gateway User Manual
Page 62 - Viewing Cable Status Information; in the menu bar and then clicking the
Configuring Your Gateway 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 log in to the Web management interface. You c...
Page 63 - Appendix A - Specifications; Compatibility
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...
Page 64 - Network Protocols
Specifications y SAMBA for USB port connection of USB hard drives* y GUI/SNMP/CLI addition to present PHY usage (multiple channels parameters) y Port forwarding y 64/256QAM auto detection y Independent resets for downstream and upstream blocks y Fragmentation and concatenation enabling Quality of Se...
Page 65 - Security
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 We...
Page 66 - LEDs
Specifications 66 SMCD3GN Wireless Cable Modem Gateway 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....
Page 67 - Appendix B - Compliances; FCC Interference Statement
Appendix B - Compliances FCC Interference 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. These limits are designed to provide reasonable protection against radio interference in a commercial environment....
Page 68 - Index
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 service Connecting port forwarding, 45 LAN, 16 Adding predefined service WAN, 17 port forwarding, 43 Conventions in this document...
