J.EL310

1. Signaling systems & Facsimile systems J.TC08D012 B.Enkhbayar J.TC08D009 U.Tserentogtokh

2. SS7 – Signaling system 7 PSTN signaling technology Facsimile technology Printing Fax servers Facsimile Application ISSUES Signaling system

3. SS7 The purposes of SS7 can be summarized as follows: - Improves call management - Enhances network management - Separates network control from hardware - Supports user database - Handles addresing and supervision - Supports 800 number portability - Supports local number portability SS7

4. The MTP has three layers , which form a network similar to X.25 and IP. The functions of these layers are: -The signaling datalink -The signaling link layer -The signaling network layer SS7 protocol

5. Signaling systems can be classified by the method of exchanging signals: Direct current (DC), tone , bit-robbed, and common channel. Signals can be grouped by the four functions they perform: Supervising , addressing , alerting , and call progress PSTN signaling technology

6. Facsimile systems Fax standards Facsimile technology - Customer premise systems - Facsimile Machine Characteristics - Scanners - Facsimile Handshake Facsimile systems

7. Printing Facsimile Features Besides the above the following features are available as options on fax machines and Fax servers Fax over IP Facimile via internet E-mail Facsimile systems

8. Fax Boards and Modems Fax servers Inbound fax delievery Customer premise systems

9. Document characteristics Compatibility Fax server or Fax machine Facsimile Application ISSUES

10. Thank you for your attention