1-6 CHAPTER 1: OVERVIEWwithin the same subnet. When the local side of the WAN interface has anassigned address, it is referred to as being "numbered." Otherwise, it isreferred to as "unnumbered."For a more in-depth description of “numbered” versus “unnumbered”interfaces, see Appendix B, “IP Addressing”.When PPP is used, both the local and remote WAN addresses can bydynamically learned. Otherwise, they must be specified. The diagrambelow shows a OfficeConnect Remote 840 with 3 VCs and thecorresponding IP addresses.When PPP is used, both the local and remote WAN addresses can bydynamically learned. Otherwise, they must be specified. The diagrambelow shows an OfficeConnect Remote 840 with 3 VCs and thecorresponding IP addresses.Figure 1–3 Connection with Three Virtual Circuits (VCs)What is RFC 1483 RFC 1483 is a protocol standard that describes two encapsulationsmethods for carrying network interconnect (Bridging and Routing) trafficover ATM AAL5.RFC 1483 is a single-link interface between two packet-switching devices,such as a bridge or router. An RFC 1483 link may be created between theOfficeConnect Remote 840 and a remote router after they establish a840ug.book Page 6 Friday, July 7, 2000 2:23 PM
