Operation Manual

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installer manually enter these assigned addresses into your PC, or use a DHCP Server to communicate
them to your PCs, or use a method that involves you entering host names into your PCs.
Note that in CM Mode, packets passing to the Internet to/from your PCs do not travel through any of the
IP stacks; instead they are directly bridged between the WAN and LAN sides.
Residential Gateway (RG) Mode
Fig. 3-4 Residential Gateway Mode
Fig. 3-5 Three IP stacks are activated in cable modem mode
RG (Residential Gateway) Mode provides basic home networking plus NAT (Network Address
Translation). In this mode, three IP stacks are active:
• IP Stack 1 - for use by the cable company to communicate with the Cable Modem section only. This
stack receives its IP address from the cable company during CM initialization. It uses the MAC