Maximize Performance with Optional Interface Cards These Smart Interface Cards (SICs) provide a variety of expansion options that let you enhance 3Com Router 5012 and Router 5009 performance to optimize network operation. Customize your network to your business needs. * Provides 2 ISDN BRI S/T port capabilities * Supports dial and leased line operation * Facilitates scalable and secure network operation * Maximizes interface density and slot efficiency * For use with 3Com Router 5012 or Router 5009 Product Specifications * Ports: Two ISDN BRI S/T * Connector: RJ-45 * Specifications: Complies with ITU-T I.430, Q.921 and Q.931 recommendations Package Contents * Interface card This Product Supports... 3Com® Router 5012 Product * 3C13701 3Com® Router 5009 Product * 3C13700