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HCIA-Access(Huawei Certified ICT Associate- Access)
Premium Q&As: 299
Version: PDF
Last update: September 20, 2023
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Related H35-210-ENU Questions & Answers
- Which layer of the OSI reference model does Ethernet switches work in ?
- Ethernet technology is a widely used technology, according to the different transmission rate, there are three classes of 10M, 100M, 1000M, including 10M and 100M Ethernet transmission medium is commonly used for twisted pair, but due to high speed of 1000M Ethernet ,the transmission medium must use optical fiber.
- Which of the following does not belong to the scope of the communication network?
- Which statement about IP routing statement is true?
- Link layer defines the electrical, mechanical process and function, to realize line activation, keeping and demolition on both ends of system connection.
- ICMP is a link layer protocol, ICMP message is triggered by the physical layer, and then respond by IP layer or a higher layer protocol.
- Which layer of the OSI model does the router manly work in ?
- MAC address is composed of 48 bit, usually showed in 12 hexadecimal, the first six hexadecimal digits by the IEEE in charge of unified distribution, used to determine the uniqueness of the manufacturers, the last six hexadecimal digits by the manufacturers responsible for their own management.
- MAC address of computer network card is unified assigned to each manufacturer by IETF, globally unique.
- LAN computers in judging the received broadcast frame is the method whether they should receive, judge whether the source MAC address of the frame is the same as the hardware address of the machine.
- MAC address is usually purchased by each manufacturer from IEEE, but can also be specified on their own.
- In Ethernet, according to what address to distinguish the different devices?
- TTL is mainly to prevent IP packet loop forwarding in the network, wasting network bandwidth.
- LAN is generally transmitted in the form of bus-based, the most commonly used protocol is carrier sense and collision detection CSMA/CD protocol.
- Fast Ethernet standard rate has 100Base-TX, 100Base-T4 and 100Base-FX.
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