4 integrated services digital network isdn

... 0,0 64 DS_1 24 1, 544 DS_1c 48 3,152 DS_2 96 6,312 DS_3 672 44 ,738 DS _4 4032 2 74, 176 Bảng phân cấp TDM tiêu chuẩn Châu Âu Các mức tín hiệu Số kênh thoại Tốc độ bit (Mbps) 0,0 64 30 2, 048 120 8 ,44 8 48 0 ... ISDN bao nhiêu? A B C D E 12Kbps 16Kbps 56Kbps 64Kbps 128Kbps Có kênh B hỗ trợ BRI? A 14 GVHD : Ngô Hán Chiêu Integrated Services Digital Network B C 16 D 23 Dạng lưu lượng chấp nhận kênh B ISDN ... nghệ sử dụng mã truyền tải ISDN (điều biến 2B1Q) Trong ISDN dịch vụ chuyển mạch Như thấy : GVHD : Ngô Hán Chiêu Integrated Services Digital Network - HDSL (High-bit-rate Digital Subcriber Line)...

Ngày tải lên: 07/04/2015, 23:32

... - ISDN - Integrated Services Digital Network Normally the user is connected to the network by analog lines The signals are then digitized and inside the network all communication is digital ISDN ... adapter is sometimes called an ISDN modem or an ISDN router Finally you need terminal equipment such as a PC or an ISDN telephone Ch - ISDN - Integrated Services Digital Network Basic Rate Interface ... can use the ISDN network to reach public telephone service The other B channels could be used for data communication 11 Ch - ISDN - Integrated Services Digital Network Frame Relay and ISDN are a...

Ngày tải lên: 18/10/2014, 20:32

... 11 12 13 14 15 16 17 18 19 20 21 14. 68'' 22 23 25 26 27 28 29 30 31 32 33 34 35 36 37 6.0'' X 4. 0'' CABLE RINGS 30.36'' 38 39 40 41 42 43 44 45 46 • 47 A A B B A B + - + - S S mfd by 49 50 51 ... IW- 24- AMP-E3 ( 24 position E3) and IW- 24- AMP-E3 ( 24 position, E3-AMP) IW- 24- D9 24 position, DB9, turnaround panel IW-VI- 24 24 position, BNC, Bulkhead panel 50 50 IW-5E- 24 24 position, RJ45 OATSE/CAT6 ... block, 24 position, E3-AMP IW- 24- AMP-E3 Wall-mount block, 24 position, DB-9 IW- 24- D9 Wall-mount block, 24 position, E3 IW- 24- E3 Wall-mount block, 24 position, RJ IW-5E- 24 Wall-mount block, 24 position,...

Ngày tải lên: 18/10/2013, 19:15

... SERVICES >>>>>> COMMISSIONING AND INTEGRATION SERVICES ABOUT ADC PROFESSIONAL SERVICES Through its Professional Services organization, ADC helps plan, deploy and maintain telecommunications networks ... High-availability broadband networks • Resilient packet ring networks • Wireless networks • Data centers • Disaster recovery • Technology migration COMMISSIONING AND INTEGRATION SERVICES >>>>>> DEFINING ... understanding of simple to complex network environments PLANNING SERVICES MAINTENANCE SERVICES • Program and Project Management • Program and Project Management • Network and Inventory Audit • Service...

Ngày tải lên: 22/10/2013, 17:15

... 1910A_ 04. ppt ! Module 4: User Services ! Lab 4: User Services Preparation Tasks To prepare for this module, you should: ! Read all of the materials for this module ! Complete the lab iv Module 4: ... class 4 Module 4: User Services ! Data validation User services plays a critical role in data validation by presenting to the user only the valid choices In the logical design of user services, ... user services to the facade, which eventually is passed to data services Data services constructs the disconnected recordset, which is returned through the layers to user services User services...

Ngày tải lên: 23/10/2013, 00:15

... Series Integrated Services Routers (Fixed) Software Configuration Guide OL- 642 6-02 Contents 10 Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration GuideCisco 1800 Series Integrated ... telephone, use one of the following numbers: Asia-Pacific: +61 844 6 741 1 (Australia: 800 805 227) EMEA: +32 7 04 55 55 USA: 800 553- 244 7 For a complete list of Cisco TAC contacts, go to this URL: ... a list of networks on which EIGRP is to be applied, using the IP address of the network of directly connected networks Example: Router(config)# network 192. 145 .1.0 Router(config)# network 10.10.12.115...

Ngày tải lên: 26/10/2013, 23:15

... understanding of simple to complex network environments PLANNING SERVICES • Program and Project Management • Network and Inventory Audit • Engineering MATERIAL SERVICES DEPLOYMENT SERVICES • Program and ... Logistic Services • Spares Management ADC Professional Services offers comprehensive solutions for network operators delivering voice, video and data services over wireless, wireline and cable networks ... Material Services • Preconfigured Equipment Solutions • Power Services • Installation Services • Commissioning and Integration • Provisioning • Decommissioning and Removals MAINTENANCE SERVICES...

Ngày tải lên: 10/12/2013, 18:15

... • Logistic Services • Power Services ENGINEERING SERVICES PLANNING SERVICES • Spares Management • Installation Services ADC Professional Services offers comprehensive solutions for network operators ... learning Working with operators of wireline, wireless and cable networks allows ADC to deliver superior engineering services for all types of network projects We leverage our expertise to ensure that ... engineering • Network growth • Assignment records and database updates, including front equipment drawings ENGINEERING SERVICES The result is an engineering process that incorporates the best networking...

Ngày tải lên: 10/12/2013, 18:15

... NETWORK AND INVENTORY AUDIT SERVICES FOR NETWORK PLANNING AND OPTIMIZATION NETWORK AND INVENTORY AUDIT For lots of different reasons, many carrier networks today are too ... Logistic Services • Spares Management ADC Professional Services offers comprehensive solutions for network operators delivering voice, video and data services over wireless, wireline and cable networks ... leading network asset management systems We leverage our extensive knowledge of network equipment, network topology and operations support systems to bridge any gaps between the physical network...

Ngày tải lên: 10/12/2013, 18:15

... 102 Activity 11 .4: User Services Design Exercise 1: Identify user services design considerations ! Identify the considerations involved in designing the user services Consider how the ... how the Ferguson and Bardell, Inc application might be deployed As a class, discuss how the user services should be designed and implemented The instructor will write your answers on a flip chart...

Ngày tải lên: 24/01/2014, 10:20

... 11 12 13 14 15 16 17 18 19 20 21 14. 68'' 22 23 25 26 27 28 29 30 31 32 33 34 35 36 37 6.0'' X 4. 0'' CABLE RINGS 30.36'' 38 39 40 41 42 43 44 45 46 • 47 A A B B A B + - + - S S mfd by 49 50 51 ... IW- 24- AMP-E3 ( 24 position E3) and IW- 24- AMP-E3 ( 24 position, E3-AMP) IW- 24- D9 24 position, DB9, turnaround panel IW-VI- 24 24 position, BNC, Bulkhead panel 50 50 IW-5E- 24 24 position, RJ45 OATSE/CAT6 ... block, 24 position, E3-AMP IW- 24- AMP-E3 Wall-mount block, 24 position, DB-9 IW- 24- D9 Wall-mount block, 24 position, E3 IW- 24- E3 Wall-mount block, 24 position, RJ IW-5E- 24 Wall-mount block, 24 position,...

Ngày tải lên: 24/01/2014, 11:20

... Ethernet RJ -45 Ethernet Switch RJ -45 T1/E1 RJ -48 C/CA81A Mạng T1 E1 Rollover Console pin Computer COM Port Rollover AUX pin Modem RJ -45 BRI S/T RJ -48 C/CA81A Thiết bị NT1 PINX RJ -45 BRI U WAN RJ -49 C/CA11A ... Quản lý dịch vụ IP 135 Chương 20 Network Address Translation (NAT) 135 Chương 21 DHCP 142 Chương 22 Ipv6 148 Phần VIII WAN 158 Chương 23 HDLC PPP 158 Chương 24 Frame Relay 162 Phần IX Bảo mật ... Thiết bị NT1 PINX RJ -45 BRI U WAN RJ -49 C/CA11A Mạng ISDN RJ -45 nối Created by: Dương Văn Toán – CCNP, CCSP, MCSE, LPI level http://www.vnexperts.net 4 Các loại cáp Serial - Hình 1-3 hiển thị đầu cáp...

Ngày tải lên: 11/08/2014, 22:22

... c mt b chuyn mch nhúm cú 512 64 =32.768 khe thi gian hai hng Cui cựng chng ta cú th m rng dung lng ca h thng bng mt ma trn module chuyn mch khụng gian 44 ( nh hỡnh 14) Kt qu l ta cú 128 module chuyn ... lý iu khin u vo.Ta hóy xem xột nguyờn lý iu khin u ni theo phng thc ny Bộ nh ting núi TSo TS4 00 04 TS3 TS6 31 Bus a ch Bộ đếm khe thời gian 00 Bộ điều khiển chuyển mạch 31 B nh iu khin Hỡnh ... u vo ni tip 2, 048 Mbps u song song 256 Kbps Hỡnh 9: Bin i ni tip song song Thụng thng ngi ta thc hin ghộp 16;32 tuyn dn PCM c s vo mt tuyn dn PCM mch dõy truyn dn 512 hoc 10 24 kờnh ng thi(Tuyn...

Ngày tải lên: 20/05/2015, 17:12

... 43 4. 2 Network QoS 45 iv 4. 3 4. 2.1 Bandwidth Provisioning via Weighted Fair Queuing 46 4. 2.2 Bandwidth Reservation via Rate-Jitter Scheduling 48 QoS ... 49 4. 3.1 CPU Provisioning 49 4. 3.2 CPU Reservation 50 4. 4 Using RL for Resource Allocation 51 4. 5 Simulation ... 51 4. 6 4. 5.1 State Space 52 4. 5.2 Action Space 53 4. 5.3 Reward Structure 54 4.5 .4 Configuration of...

Ngày tải lên: 08/11/2015, 16:21

... other students Write down the answers Q.1 Q.2 Q.3 STUDENT STUDENT STUDENT _ _ _ Q .4 Q.5 • • Now return to your original partner and share and talk about what you found out Change ... Write a letter to the boss of the London Underground Ask him/her three questions about the rail network Give him/her three ideas on how to improve things for passengers Read your letter to your...

Ngày tải lên: 13/11/2015, 12:03

... 740 4 (NOT) Schottky TTL 74S 74S 04 Low-power Schottky TTL 74LS 74LS 04 Advanced Schottky TTL 74AS 74AS 04 Advanced low-power Schottky TTL 74ALS 74ALS 04 76 38 Họ CMOS (Bảng 4- 2) Phân loại CMOS Ký hiệu ... Y Z 11 14 10 XYZ WZ F1 = F(w,x,y,z) = W X Y + W Z + X Y Z 47 Ví dụ 4- 8 Rút gọn biểu thức sau đây: f(A,B,C,D) = ∑(2,3 ,4, 5,7,8,10,13,15) F AB 00 CD 01 11 00 01 1 10 11 10 1 48 24 Ví dụ 4- 8 F AB ... unipolar 74 37 Họ IC IC số phân thành hai loại TTL CMOS Họ TTL IC bipolar (bảng 4- 1) Họ CMOS IC unipolar (bảng 4- 2) 75 Họ TTL (Bảng 4- 1) Phân loại TTL Ký hiệu Ví dụ IC Standard TTL 74 740 4 (NOT)...

Ngày tải lên: 13/10/2012, 09:42

... Usual care (mean)* Stroke service 28 (25) 40 (35) 31 (27) 15 (13) - - Usual care 14 (16) 40 (44 ) 29 (32) (8) - - 22 ( 14) 42 (66) 23 (15) (5) - - 16 ( 24) 75 (47 ) 17 (26) (3) - - Six months after hospital ... Stroke service 8 ,40 0 11,080 29,6 64 27,371 21.665 - 0-6 months (excluding hospital care) Usual care Stroke service Usual care 9,856 3 ,43 4 14, 868 5,805 37,628 23,007 46 ,089 20 ,42 8 15.888 24. 837 - 3,181 ... 0-1, 2-3, and was 5. 94, 5.16, 3.87 and 3. 64 for men, and 6.91, 5. 94, 4. 92, and 4. 51 for women Corresponding lifetime QALYs were estimated at 4. 12, 3.00, 1.39, -.02 for men, and 4. 80, 3.28, 1.69,...

Ngày tải lên: 25/10/2012, 10:35

... mobile network in Vietnam? Q3 What are the advantages and disadvantages in the process of providing of mobile network services in Vietnam? Q4 What are the future trends of mobile network services? ... Development of Mobile Network Services in Vietnam ………………………………………………… The Origin of Mobile Network …………………………… The Development of Mobile Network services …………… 3 Mobile Network Business in Vietnam……………………… ... DISCUSSIONS……… 9 Advantages of Using Mobile Network Services …………… Disadvantages and Solutions of Using Mobile Network Services 10 Future Trends of Mobile Network Services ………………… 11 CHAPTER V CONCLUSION…………………………...

Ngày tải lên: 22/04/2013, 15:35

... (02) 8 748 9500 Fax: (02) 9 749 9955 KRONE WA PH: (08) 947 4 6600 FAX: (08) 947 4 3898 KRONE ACT Ph: (02) 6281 45 80 Fax: (02) 6281 44 53 KRONE NEW ZEALAND Ph: + 64 / 576 9213 Fax: + 64 / 576 9 243 TECH ... KRONE website and follow the links! HEAD OFFICE Ph: (02) 43 89 5000 Fax: (02) 43 88 44 99 KRONE QLD Ph: (07) 3236 9233 Fax: (07) 3236 9 244 KRONE VIC/TAS Ph: (03) 9560 0977 Fax: (03) 9560 0988 KRONE ... intranets and to NETWORKnews manage storage over long distances Now that IP networks are more commonplace, iSCSI can be used to transmit data over local area networks (LANs), wide area networks (WANs),...

Ngày tải lên: 16/10/2013, 06:15

... Next Generation Network Infrastructure: Preparing for Next Generation Services What does the next generation network look like? Most network planners have an IP-based answer ... portions of a network owned and managed by another entity, there are seams in the network Seams were in the network 10 years ago Seams are there today And seams are part of next generation network ... common set of methods and practices at the seams of the network Evolution in the network occurs at the seams As networks evolve to more services in higher bandwidth pipes, the function of connectivity...

Ngày tải lên: 22/10/2013, 17:15