... 100M network 1 port, RS232 console 1 port * 16 SS7 links, 16 PRI * Switching Volume: 2048 x 2048 * Clocking accuracystratum ... ISDN, Q.SIG,V5.2, R2 * Multi router, inter-office management, Intelligent router distribute and telephone traffic sharing * Grouping switching management ... PRI, V5.2, R2, Q.931;Figure 2 Multi-Router ConnectionFigure 3 Call Back SystemFigure 4 Signalling CollectFigure 5 Recording ...