Cisco Systems 4039760, EPC3827, DPC3827 How Do I Renew the IP Address on My PC?

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Having Difficulty?

5Select both Obtain an IP address automatically and Obtain DNS server address automatically in the Internet Protocol (TCP/IP) Properties window, and then click OK.

6Click Yes to restart your computer when the Local Network window opens. The computer restarts. The TCP/IP protocol is now configured on your PC, and your Ethernet devices are ready for use.

7Try to access the Internet. If you cannot access the Internet, contact your service provider for further assistance.

Configuring TCP/IP on Macintosh Systems

1Click the Apple icon in the upper-left corner of the Finder. Scroll down to Control Panels, and then click TCP/IP.

2Click Edit on the Finder at the top of the page. Scroll down to the bottom of the menu, and then click User Mode.

3Click Advanced in the User Mode window, and then click OK.

4Click the Up/Down selector arrows located to the right of the Connect Via section of the TCP/IP window, and then click Using DHCP Server.

5Click Options in the TCP/IP window, and then click Active in the TCP/IP Options window.

Note: Make sure that the Load only when needed option is unchecked.

6Verify that the Use 802.3 option located in the upper-right corner of the TCP/IP window is unchecked. If there is a check mark in the option, uncheck the option, and then click Info in the lower-left corner.

7Is there a Hardware Address listed in this window?

If yes, click OK. To close the TCP/IP Control Panel window, click File, and then scroll down to click Close. You have completed this procedure.

If no, you must power off your Macintosh.

8With the power off, simultaneously press and hold down the Command (Apple), Option, P, and R keys on your keyboard. Keeping those keys pressed down, power on your Macintosh but do not release these keys until you hear the Apple chime at least three times, then release the keys and let the computer restart.

9When your computer fully reboots, repeat steps 1 through 7 to verify that all TCP/IP settings are correct. If your computer still does not have a Hardware Address, contact your authorized Apple dealer or Apple technical support center for further assistance.

Q. How Do I Renew the IP Address on My PC?

A. If your PC cannot access the Internet after the residential gateway is online, it is possible that your PC did not renew its IP address. Follow the appropriate instructions in this section for your operating system to renew the IP address on your PC.

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Contents This Document Important Safety InstructionsImportant Safety Instructions Aviso a los instaladores de sistemas Catv Mitteilung für CATV-TechnikerGround the Product Protect the Product from Lightning Power Source WarningVerify the Power Source from the On/Off Power Light Operating Environment Protect the Product When Moving It RF Exposure Statements Declaration of ConformityCanada EMI Regulation Canada CE Compliance Latvia National RestrictionsFrance Italy Antennas Introduction Benefits and FeaturesSoftware and Documentation Whats In the Carton? Model DPC3827 shown here Front Panel DescriptionBack Panel Description Back Panel Description Minimum System Requirements for a PC What Are the System Requirements for Internet Service?Minimum System Requirements for Macintosh System Requirements for an Ethernet ConnectionAlready Have an Existing High-Speed Internet Access Account How Do I Subscribe to High-Speed Internet Service?Do Not Have a High-Speed Internet Access Account Rev a Before You Begin How Do I Mount the Modem on a Wall? OptionalLocation and Dimensions of the Wall-Mounting Slots Mounting the Residential Gateway on a Wall Connecting and Installing Internet Devices How Do I Connect My Gateway for Internet Service?Connecting the Media Gateway for High-Speed Data Service To connect devicesHow Do I Connect My Gateway for Internet Service? Logging in to the Gateway for the First Time How Do I Configure My Docsis Residential Gateway?How Do I Configure My Docsis Residential Gateway? Setup Lan Setup LAN Configuring Your Network SettingsPre-assigned Dhcp IP Address DhcpConnected Devices Summary Setup Ddns Enabling Ddns Disabling Ddns Factory Default SettingsSetup Advanced Routing Setup Wireless QoSMTU Configure the Routing TableDisplay Routing Table Security FirewallSection Field Description Firewall SPI Firewall Protection Disable Filters Filter ProxyBlock Pop-Up Windows Block Web Page CookiesBlock fragmented IP packets Section Field Description Block Java and ActiveX ScriptsBlock Port Scan Detection Block IP Flood DetectionDisable Disable Pptp PassthroughSecurity VPN Passthrough Section Field Description VPN Passthrough IPSec PassthroughSecurity VPN Tunnel Page Description Security VPNCreate Button Section Field Description VPN Tunnel Select Tunnel EntryDelete Button Summary ButtonGateway Section Field Description Remote SecureFqdn Key Management Key Exchange Method Auto IKE Section Field DescriptionState is either Connected or Disconnected Section Field Description  ManualStatus View Log How Do I Configure My Docsis Residential Gateway? Access Restrictions Basic Rules Control Access to the GatewayAdd Rule Parental Control check box and click ApplyRemove Rule Keyword ListTo use keyword and domain blocking Block ServicesBlock Access to Websites Access Restrictions Time of Day RulesAccess Restrictions Time of Day Rules Page Description Access Restrictions User SetupSection Field Description User Add User Configure Access Restrictions User Setup Page DescriptionUser Settings PasswordAccess Restrictions IP Address Filtering Access Restrictions MAC Address Filtering Field Name Description MAC Filtering Block Listed Default Access Restrictions Local LogFunction Keys Pass ListedControl Access to the Gateway Administration Management Page Description Administration ManagementManage the Gateway WANInternet IP Address Gateway Access Current User Name Local Access Default GatewayChange Password to Re-Enter New PasswordIgmp Administration ReportingSection Field Description Reporting Mail Alerts View LogSmtp Mail Server Mail Address for Alert LogsAdministration Diagnostics Administration Backup & Restore Administration Factory Defaults Restore Factory Defaults Status Gateway Monitor Gateway StatusMAC Address CM MAC Address Current TimeSection Field Description Internet Connection IP Address Status Local NetworkDNS1-3 WinsDhcp Client Table Section Field Description Local Network MAC AddressEnd IP Address Section Field Description ARP/RARP Table Status WirelessStatus Wireless Page Description Status Docsis WAN Docsis WAN Page Description Status Docsis Signal Downstream Channels Section Example Rev a Status Docsis Status Docsis Status Page Description Section Field Description Docsis Status Cable Modem Status Time Since Last ResetCable Modem IP Address Cable Modem MaskSfid PHSStatus Channels Selection Status Docsis Log Upstream Channel SettingDocsis Log Page Description Section Field Description Upstream channel IDMonitor Gateway Status Wireless Configuration Manual Page Example Configure Wireless SettingsWireless Basic Settings Section Field Description Basic Settings Wireless Network Wireless Basic Settings Page DescriptionWireless Configuration Network ModeWireless Security Page Description Wireless Wireless SecurityWireless Network Name Ssid BssidField Descriptions WEPSecurity for Personal Networks WPA or WPA2 Personal Modes WPAWireless MAC Filter Wireless MAC Filter Page Description MAC Address FilterList MAC Address Filter List Wireless Advanced SettingsSection Field Description Access Restriction Wireless Advanced Settings Page Description CTS Protection Mode Beacon Interval Wireless WDS SettingsDtim Interval Fragmentation ThresholdAllow Wireless Signal To Be Repeated by a Repeater Wireless WDS Settings Page DescriptionRemote Access Points MAC Address MAC 1 through WDSOverview Configure Applications and GamingApplications & Gaming Port Filtering Applications and Gaming Port Filtering Page DescriptionApplications & Gaming Port Range Forwarding  UDP  Both EnableSection Field Description Port Filtering Start Port End PortEnd Applications and Gaming Port Range Forward Page DescriptionSection Field Description Port Range Forwarding Start Applications & Gaming Port Range Triggering Section Field Description Forwarded Range Start Port Applications & Gaming DMZDMZ Applications and Gaming DMZ Page DescriptionDMZ Hosting Select the desired optionNo ACK WirelessApplications & Gaming QoS Having Difficulty? How Do I Configure TCP/IP Protocol?How Do I Renew the IP Address on My PC? Renewing the IP Address on Windows NT, 2000, or XP Systems How do I arrange for installation?What if I dont subscribe to cable TV? How does the residential gateway connect to my computer?Common Troubleshooting Issues Troubleshooting MoCA IssuesDont understand the front panel status indicators Can I watch TV and surf the Internet at the same time?Residential gateway does not register a cable connection Check and Correct Tips for Improved PerformanceStep Front Panel LED Status Indicator FunctionsFront Panel LED Status Indicators During Normal Conditions Normal Operations AC Power appliedSpecial Conditions Front Panel LED Status Indicators During Special ConditionsDisclaimer TrademarksDocumentation Copyright Notice Software and Firmware UseIf You Have Questions For Information
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