3Com (3C8523C) Router

SuperStack II NETBuilder 52x and 42x series routers bring SuperStack system functionality and fully digital ISDN dial services to remote LAN users. ISDN delivers the fast call setup needed by routing protocols, and easily surpasses analog modem speeds. SuperStack II NETBuilder 52x and 42x routers support two ISDN data channels and one control channel via the ISDN Basic Rate Interface. The data channels can be used independently to connect to different locations, or used as one logical connection to a remote site. Adding to ISDN flexibility, SuperStack II NETBuilder 52x and 42x series routers offer Boundary Routing technology or full multiprotocol routing. These upgradeable, compact, SuperStack Token Ring ISDN routers include the SuperStack II NETBuilder 527 router for multiprotocol routing and SuperStack II NETBuilder 523 router for SNA Boundary Routing technology. Every router includes software and documentation, an integrated UTP and STP Token Ring LAN connection (supporting either 4 or 16 Mbps), connectors