华为阳光积分的题目（HUAWEI sunshine integral title）.docVIP

华为阳光积分的题目（HUAWEI sunshine integral title） HUAWEI First, a radio question (3 points per subject) 1, there is a lower bound on the length of frames in Ethernet, mainly due to () considerations. A, carrier monitoring B, multipoint access C, collision detection D, improve the utilization of network bandwidth 2. After a IP message has been processed in a router, the TTL field value is changed to 0, at this point A, the router sends a ICMP error message to the source address of the IP message and continues to forward the message B, the router sends a ICMP error message to the source address of the IP message and stops forwarding the message The C and router continue to forward messages without sending error messages D, the router discards the IP message directly, neither forwarding nor sending error messages E and above four statements are not entirely correct, depending on the specific circumstances 3, the worlds most popular TCP/IP protocol level and not according to the OSI reference model to divide the seven layer network model corresponding to OSI, no definition of _______. (D) A, physical layer and link layer B, link layer and network layer C, network layer and transport layer D, session layer and presentation layer 4, IEEE marker 802.1Q header will be changed with the use of the media, in accordance with the IEEE802.1Q standard tag actually embedded in ________. (C) A, the source MAC address, and the destination MAC address B, between the source MAC address and the target MAC address After the C, the source MAC address, and the destination MAC address D, not fixed How many bytes are in the fixed length part of the 5 IP header? (B) A, 10 B, 20 C, 30 D, 40 6, in the TCP/IP protocol, the application of TCP protocol based on _________ including. (B) A., ICMP, B., SMTP, C., RIP, D., SNMP 7, PPP header, protocol domain representative LCP protocol is _________. () A. 8021, B., C021, C., 0021, D., C023 What kind of PING does the 8 command use ICMP? (C) A, Redirect B, Sourc