HSIM-W6 Installation GuidevContentsCHAPTER 1 INTRODUCTIONStructure of this Guide.....................................................................................1-1Related Documents ..........................................................................................1-2Document Conventions ...................................................................................1-2Getting Help ......................................................................................................1-3CHAPTER 2 ABOUT THE HSIM-W6HSIM-W6 Hardware...........................................................................................2-1WAN Connection........................................................................................2-1Additional Features ...................................................................................2-3Remote Management Capabilities ..................................................................2-3Optional Feature ...............................................................................................2-4HSIM-W6 Firmware Support ............................................................................2-4WAN Protocols ...........................................................................................2-4Inverse Multiplexing ..................................................................................2-6Firmware Data Compression ....................................................................2-6HDLC ...........................................................................................................2-7DHCP and NAT ...........................................................................................2-7Frame Relay Protocol ................................................................................2-8Point-to-Point Protocol..............................................................................2-9PAP and CHAP Security ............................................................................2-9LQM ...........................................................................................................2-10Multilink Protocol .....................................................................................2-10ISDN ..........................................................................................................2-11ISDN Back-up ...........................................................................................2-12The IP-OSPF Routing Protocol ...............................................................2-12IP-OSPF Hierarchy ...................................................................................2-13HDSL .........................................................................................................2-15Bridging and Routing ..............................................................................2-15Bridging and Routing Protocol Filtering................................................2-17