Orion 2000 manual Mode of Operation, Bridge mode, NAT mode, ¾ ip nat enable

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6. Mode of Operation

Bridge mode

Bridge mode is the factory default setting.

NAT mode

¾ip nat enable

Enable NAT will also enable DHCP server on NAT-private subnet automatically.

Example:

NAT-Private subnet 192.168.100.0/24 (default is 192.168.100.0/27)

•(253) Dynamic Private IPs 192.168.100.2~192.168.100.254

•Gateway IP address 192.168.100.1

•Dynamic public WAN IP address from Head-end DHCP server

Telnet commands:

CM>interface ethernet address 192.168.100.1 mask 255.255.255.0 nat-private CM>ip nat enable

CM>reset

User’ Guide

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Contents Orion Contents Mode of Operation Docsis Configuration File Vsif TAG Support Understand the Cable Modem’s Features Before You BeginContact Your Local Cable Operator Gather Supplied and Required Items Prepare Your Area for Cable Modem InstallationSupplied Not SuppliedInstalling the Software Drivers Before Hardware Connection Installing the Cable Modem Using the USB PortPage Page Installing the Hardware Installing the Software Drivers User’ Guide User’ Guide Page Page Page User’ Guide Page Page User’ Guide Page Page Page User’ Guide None of the LEDs is on when I power on the LAN Cable Modem Troubleshooting the USB InstallationSelect USB Composite Device and click Remove Click Refresh Uninstalling the USB Driver Installing the Modem Using the Ethernet PortTroubleshooting the Ethernet Installation None of the LEDs are on when I power on the Cable ModemEnet LED on my cable modem is not lit Cable Modem LEDs and Connectors LEDs on the Front of the Modem Connectors on the Back of the ModemPage Getting Help Telnet commandsCMshow ? CMshow interTab CMshow interface Redisplaying a commandDebug Ping ImagePassword CMshow dhcp ¾ show dhcp¾ show version CMshow versionCMshow interface ? ¾ show interface¾ show interface ethernet CMshow interface ethernetCMshow running-configuration ¾ show interface usbCMshow interface usb Qpsk ¾ show downstream Display downstream information ¾ show cpe-info Display CPE informationCMshow nat config ¾ show nat configCMshow downstream ¾ show upstream¾ show access-list CMshow nat timer¾ show nat time ¾ show user¾ show pppoe-forwarding Display PPPoE enable or disable CMshow access-list¾ nvram factory-default ¾ show cpe-limitCMtftp server ¾ dhcp dns delete 1~4/allCM dhcp ip-pool add 192.168.100.2 CMshow dhcp ¾ dhcp gateway ip address Set Dhcp gateway ip address ¾ dhcp ip-pool delete 1-20/allCMnat static ipmapping add 68.5.203.16 One to one mapping¾ nat static ipmapping delete index/all Port forwarding settingCMnat static ip enable CMnat static ip disableCMnat static portmapping delete NAT static ipInterfaces ¾ interface cable startup ¾ interface ethernet startup¾ rip version 1/2/2b ¾ rip timer expire second Set routing entry expire timeCMrip key-chain 1 10 start-time 2002-4-20 ¾ rip defaultCMaccess-list 41 permit 00d0.5921.3354 ffff.ffff.ffff Web-access¾ pppoe-forwarding enabledisable Optional ¾ access-list delete list IDallCMcopy tftpconfig 68.5.203.15 4ips.txt ¾ reset¾ quit Disconnect telnet Bridge mode Mode of OperationNAT mode ¾ ip nat enable¾ ip route enable Routing mode¾ ip natroute enable NAT/Routing modeUser’ Guide Web User Interface Accessing the Web User InterfaceWeb User Interface Home Cable Modem InformationCable Modem Status Downstream Upstream Upstream Burst Operation Parameters Event Log Bridge Mode NAT/Router configurationReset NAT Mode Gateway LAN InterfaceWAN Interface SubmitRouter Mode Routing Protocol LAN Interface Key Chain AddDelete Submit NAT Router Mode Routing Protocol Gateway LAN Interface Authentication mode Authentication Key Chain Submit Gateway LAN Setup Page Meaning Docsis configuration file Vsif tag support