Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 VoIP Introduction Liangliang Sep. 22, 2004.

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Presentation transcript:

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 VoIP Introduction Liangliang Sep. 22, 2004

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Content 1 Why we start from VoIP? 2 Hardware Architecture of VoIP Voice Hub 3 Software Architecture of VoIP Voice Hub 4 Run the VoIP System Step By Step 5 Home Work

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 1 Why we start from VoIP? A typical embedded system application. A complex system. Including many embedded technologies. Can be divided into many small projects. Can easily begin your work on VoIP.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 2 Hardware Architecture of VoIP Voice Hub 2.1 Board of VoIP Voice Hub 2.2 Function of VoIP Voice Hub 2.3 Hardware Block Diagram

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 2.1 Board of VoIP Voice Hub CPU RS232 DSP FPGA QSLAC RJ45 SLIC SDRAM FLASH RJ11 X4

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 2.2 Function of VoIP Voice Hub PSTN Internet Voice Hub PSTN Phones VoIP Phones Voice Hub VoIP Phones

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 2.3 Hardware Block Diagram 860T Fast Ethernet Console Port LED Debug Port SDRAM System Flash Boot ROM DSP HPIHPI BSPBSP Bus Interface FPGA QSLAC SLIC SLIC SLIC SLIC TRUNK TO PSTN Telephone

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 3 Software Architecture of VoIP Voice Hub

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 4 Run the VoIP system Step By Step 4.1 How to connect the VoIP board with host PC. 4.2 Run the VoIP system 4.3 The Basic Call Functions 4.4 The Special Functions

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 4.1 Connect the VoIP board to host PC. PC Voip Board RS232 RJ45 RJ11 ＋ 5V Power

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 4.2 Run the VoIP system Run the Hyper Terminal Run Ftp Server BSP Start Correctly? Run Tornado Run Target Server Download App. programs （ TGSMain ） Run Tornado Shell Run TGSMain Board Power On

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 4.3 The Basic Call Functions Extension Calls on One Voice Hub PSTN Calls on One Voice Hub Extension Calls Between Two Voice Hubs Call From Hub1 to PSTN Trunk on Hub2

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Extension Calls on One Voice Hub Voice VG VoIP Phones

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 PSTN Calls on One Voice Hub Voice VG VoIP Phones PSTN

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Extension Calls Between Two Voice Hubs PSTN Internet Voice Hub2 PSTN Phones VoIP Phones Voice Hub1 VoIP Phones

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Call From Hub2 to PSTN Trunk on Hub1 PSTN Internet Voice Hub2 PSTN Phones VoIP Phones Voice Hub1 VoIP Phones

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 4.4 The Special Functions Conference Calling Transferring a Call Call Waiting Forward to Another Extension Pickup Another Extension Putting a Call on Hold Don ’ t Disturb

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Conference Calling To turn a 2-party call into a 3-party call: Press flash and wait for recall tone. Dial the desired number and listen for ring back tone. Wait for the party to answer, consult, then flash to complete the conference.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Transferring a Call To transfer a call: 1.Press flash and wait for recall tone. 2.Dial the desired number. 3.Listen for ring back tone and. a)To transfer immediately, simply hang up; Or. b)To transfer with consultation, wait for the party to answer, consult, then hang up.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Call Waiting If you are enabled for call waiting and hear the call waiting tone, press flash to answer the second call. The first call will be put on hold. To return to the first call, without hanging up on the second call, press flash again. The second call is put on hold and you are connected to the first call. When finished with either call, you may hang up and press flash to return to the other call.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Forward to Another Extension Pickup an extension, dial 42, followed by the extension you want to forward. To cancel forward, just pickup the extension, dial 44.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Pickup Another Extension To pickup any ringing extension, dial *13, followed by the extension you want to pick up, or followed by * that mean current ringing extension.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Putting a Call on Hold To put a call on hold, press flash. You can dial another number or even hang up. To return to the original call, simply press flash.

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 Don ’ t Disturb Pickup an extension, dial 51 To cancel, just pickup the extension, dial 52

Beijing Embedded System Key Lab 北京嵌入式系统重点实验室 5 Home Work Read the Block Diagram of VoIP HW&SW architecture and remember them. Read the chips’ data sheet on the VoIP board, remember their main features. Try to run the VoIP board and try the basic and special calling functions.