... : 10/ 100 / 100 0 Mbps. Can increased speeds without replacing the devices. ã The number and type of ports: Just enough ports for today's needs? – A mixture of UTP speeds? Both UTP and ... interconnect two LAN ã interconnect a LAN and a WANBasic Network Media Required to Make a LAN ConnectionHọc viện mạng Bách khoa - Website: www.bkacad.comHubs: for small LAN Switches: for LAN Types ... and fiber ports?ã The number of UTP ports and fiber ports will be needed. The number of 1 Gbps ports and 10/ 100 Mbps ports. Types of Connections in a LAN Học viện mạng Bách khoa - Website: www.bkacad.com...
... Website: www.bkacad.com Chapter 2 - Communicating over the Network CCNA Exploration4. 0CCNA Exploration4. 0 End Devices and their Role on the Network ã The network devices that people are ... industry standards. ã A standard is a process or protocol that has been endorsed by the networking industry and ratified by a standards organization, such as IEEE or IETF. ã The use of standards ... handheld devices (such as wireless barcode scanners, PDAs)Học viện mạng Bách khoa - Website: www.bkacad.com– Mobile handheld devices (such as wireless barcode scanners, PDAs) The Sending and...
... World CCNA Exploration4. 0CCNA Exploration4. 0 Học viện mạng Bách khoa -Website: www.bkacad.com Networking Career Opportunitiesã Information Technology and networking careers are growing and ... Way We Learn ã Communication, collaboration, and engagement are fundamental building blocks of education. ã Robust and reliable networks support and enrich student learning experiences.ã Courses ... learning experiences, or e-learning.ã Online courses can contain voice, data, and video, and are available to the students at any time from any place.Học viện mạng Bách khoa - Website: www.bkacad.com...
... from 100 Mbps per wire pair to 125 Mbps per wire pair, or 500 Mbps for the four pairs. Each wire pair signals in full duplex, doubling the 500 Mbps to 100 0 Mbps.ã 100 0BASE-T uses 4D-PAM5 ... Ethernet Physical Layerã 100 0BASE-T (IEEE 802 .3ab) was developed to provide additional bandwidth.ã 100 0BASE-T (CAT 5e) standard is interoperable with 10BASE-T and 100 BASE-TX (Fast Ethernet ... Website: www.bkacad.com 100 0BASE-SX and 100 0BASE-LX Ethernet Using Fiber-Opticsã Advantages over UTP: noise immunity, small physical size, and increased unrepeated distances and bandwidth.ã Full-duplex...
... viện mạng Bách khoa - Website: www.bkacad.com Chapter 8 - OSI Physical Layer CCNA Exploration4. 0CCNA Exploration4. 0 Học viện mạng Bách khoa - Website: www.bkacad.com Characteristics & ... standards.ã IEEE 802 .11b - Operates in the 2 .4 GHz frequency band, speed up to 11 Mbps. Longer range and better able to penetrate building structures than devices based on 802 .11a.ã IEEE 802 .11g ... implementing this standard therefore operate at the same radio frequency and range as 802 .11b but with the bandwidth of 802 .11a.ã IEEE 802 .11n - Is currently in draft form. The proposed standard defines...
... www.bkacad.com Standards12Học viện mạng Bách khoa - Website: www.bkacad.com Follow Data Through an Internetwork 49 Học viện mạng Bách khoa - Website: www.bkacad.com Framing- Role of the Trailer 34 ã Data ... the Layer 2 frame structure and identify generic fields.ã Explain the role of key frame header and trailer fields, including addressing, QoS, type of protocol, and Frame Check Sequence.Học ... the Media 14 ã Regulating the placement of data frames onto the media is known as media access control.ã The method of media access control used depends on:– Media sharing - If and how the...
... 800 ( 806 ) Ethernet 0 (E0) Ethernet 1 (E1) 1 600 Ethernet 0 (E0) Ethernet 1 (E1) Serial 0 (S0) Serial 1 (S1) 1 700 FastEthernet 0 (FA0) FastEthernet 1 (FA1) Serial 0 (S0) Serial 1 (S1) 2 500 ... Serial 1 (S1) 2 500 Ethernet 0 (E0) Ethernet 1 (E1) Serial 0 (S0) Serial 1 (S1) 2 600 FastEthernet 0/ 0 (FA0 /0) FastEthernet 0/ 1 (FA0/1) Serial 0/ 0 (S0 /0) Serial 0/ 1 (S0/1) In order to find ... include 800 , 1 600 , 1 700 , 2 500 , 2 600 routers, or a combination. Refer to the chart at the end of the lab to correctly identify the interface identifiers to be used based on the equipment in the lab. ...
... www.bkacad.com 49 Routing vs Switching ã Switching occurs at Layer 2, routingoccurs at Layer 3.ã Routing andswitching Hc vin mng Bỏch khoa - Website: www.bkacad.com 38ã Routing andswitching ... networksã Understand the hierarchical addressing of devices and how this allows communication between networksã Understand the fundamentals of routes, next hop addresses and packet forwarding ... Bách khoa - Website: www.bkacad.com 14 ã 8 bitsã Specifies the level of importance that has been assigned by upper-layer protocol Routing and Layer 2 Switching Học viện mạng Bách khoa - Website:...
... www.bkacad.com 45 Chapter 4 - OSI Transport Layer CCNA Exploration version 4. 0CCNA Exploration version 4. 0 Flow ControlWhen datagrams arrive too quickly for a host or gateway to process and the ... segment transmission. Labs 44 Học viện mạng Bách khoa - Website: www.bkacad.com Managing TCP SessionsHọc viện mạng Bách khoa - Website: www.bkacad.com 39 Application and Operation of TCP Mechanismsã ... steps in the handshake in the termination of TCP sessions Học viện mạng Bách khoa - Website: www.bkacad.com 30 Application and Operation of TCP Mechanismsã Trace the steps in the handshake in...
... chỉ IP Ví dụ 1: 172.16 .0. 00. 0.255.255 172.16 .0. 0 = 101 01 100 .000 100 00.00000000.000000000. 0.255.255 = 00000000.00000000 .11111111.11111111 result = 101 01 100 .000 100 00. xxxxxxxx.xxxxxxxx 172.16.x.x ... IP nằm trong khoảng từ 172.16 .0. 0 và 172.16.255.255 sẽ tương ứng với ví dụ này) Ví dụ 2: 172.16.8 .00 .0. 7.255 172.168.8 .0 = 101 01 100 .000 100 00.0000 100 0.00000000 Created by: Dương Văn Toán ... cost 15 64 Thay đổi giá trị cost là 15 64 * Chú ý: Cost của một kết nối được tính bằng công thức: 100 000000 / BW (bps) Bandwidth của một interface nằm trong khoảng từ 1 đến 100 00000. Đơn vị...