... -AD300D is a cost effective, powerful, reliable and stable signaling converter. Specification:·Signalling support: SS7, PRI, Q.SIG, R2, V5.2 ... , FSK inspection and delivery; Function:·Convert any signalling between SS7, ISDN PRI, Q.SIG, V5.2, R2;·Multi router, inter-office ... : Application as follow shows:Figure 1 Signalling Convert Between SS7, ISDN PRI, V5.2, R2, Q.931; Figure 2 Multi-Router ...