所有资料来源于网络,如果不正确的地方,请留言: 1. 192.168.1.0/24 使用掩码255.255.255.240 划分子网,其可用子网数为(),每个子网内可用主机地址数为(A) A. 14 14 B. 16 14 C. 254 6 D. 4 D. 128 5. 三个网段 192.168.1.0/24 , 192.168.2.0/24 , 192.168.3.0/24 能够汇聚成下面哪个网段(D) B. 192.168.2.0/22
A.8 B.16 A.255.255.255.0
A.255.255.224.0
A.5.32.254.254 C.150.150.8.0
A.2,2,62 C.4,14,14
A. 划分了 4 个有效子网;
1、已知某主机的IP地址为:192.168.100.200,子网掩码为:255.255.255.192,请推导出: A、该主机所在的网络地址: B、网络内允许的最大主机数: C、网络内主机IP地址的范围: D、广播地址: 2、一个IP地址VLSM表示的方法为169.178.57.100/27,则此IP地址的子网掩码为 ( F ) A、255.255.255.0 D、255.255.240.0 3、一台主机的IP地址为10.10.10.10/18,则该主机位于的网络的地址为 A、10.10.10.0 D、10.10.8.0 G、10.10.64.0 4、现有一个B类网络地址160.18.0.0,如要划分子网,每个子网最多允许40台主机,则划分时容纳最多子网时,其子网掩码为(E ) A、255.255.192.0 D、255.255.252.0 G. 255.255.255.240 5、现有一个B类网络地址160.18.0.0,如要划分子网,需要最多划分40个子网,则划分时容纳最多主机时,其子网掩码为 ( D ) A、255.255.192.0 D、255.255.252.0 G、255.255.255.240 6、现有一个VLSM地址160.171.219.125/21,则其所处的网络地址为 ( F)。 A、160.171.219.64 D、160.171.192.0 G、160.171.218.0 7、现有一个VLSM地址160.171.219.125/20,则其所处的网络的广播地址为 ( C ) A、160.171.208.255 D、160.171.192.255 G、160.171.218.255 1:200.1.1.1/26 主类网络号:200.1.1.0 子网号:200.1.1.0 子网掩码:255.255.255.192 可用主机地址范围:200.1.1.1-200.1.1.62 子网数:4 子网:1.0,1.64,1.128,1.192 2:169.33.33.33/20 分别写出这个地址所属的主类网络号、子网号、子网掩码、可用主机地址范围;并算出有多少个子网,并罗列出所有子网 主类网络号:169.33.0.0 子网号:169.33.32.0 子网掩码:255.255.240.0 可用主机地址范围:169.33.32.1-169.33.47.254 子网数:16 子网:169.33.0.0,169.33.16.0,32,48,64,80,96,112,128,144,160,176,192,208,224,240 3: 30.1.43.1/14 主类网络号:30.0.0.0 子网号:30.0.0.0 子网掩码:255.252.0.0 可用主机地址范围:30.0.0.1-30.3.255.254 子网数:64 子网:30.0.0.0,30.4.0.0,30.8.0.0,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100,104,108,112,116,120,124,128,132,136,140,144,148,152,156,160,164,168,172,176,180,184,188,192,196,200,204,208,212,216,220,224,228,232,236,240,244,248,252 4:一个公司有5个部门,每个部门有20个人,公司申请了一个201.1.1.0/24的网络,请你为改公司做一下ip地址规划。(需要算出每个子网的主机数、子网掩码、可用的子网) 每个子网的可用主机数:30 子网掩码:255.255.255.224 可用子网:201.1.1.0,201.1.1.32,201.1.1.64,201.1.1.196,201.1.1.128,201.1.1.160,201.1.1.192,201.1.1.224 5:一个公司有50个部门,每个部门有300个人,公司申请了一个130.1.0.0/16的网络,请你为改公司做一下ip地址规划。(需要算出每个子网的主机数、子网掩码、可用的子网) 每个子网主机数:1022 子网掩码:255.255.252.0 可用的子网:130.1.0.0,130.1.4.0,130.1.8.0…… 6:将下面的地址精确的汇总成一个网络:172.15.1.0/24、172.15.2.0/24、172.15.3.0/24 ->172.15.1.0/21 7:对下面的地址做一下精确的汇总:10.1.1.0/24、10.1.2.0/24、10.1.3.0/24、10.1.4.0/24 10.1.5.0/24 ->10.1.1.0/21 1. What valid host range is the IP address 172.16.10.22 255.255.255.240 a part of? (E) A. 172.16.10.20 through 172.16.10.22 B. 172.16.10.1 through 172.16.10.255 C. 172.16.10.16 through 172.16.10.23 D. 172.16.10.17 through 172.16.10.31 E. 172.16.10.17 through 172.16.10.30 2. What is the broadcast address of the subnet address 172.16.8.159 255.255.255.192? (C) A. 172.16.255.255 B. 172.16.8.127 C. 172.16.8.191 D. 172.16.8.255 3. What is the broadcast address of the subnet address 192.168.10.33 255.255.255.248? (D) A. 192.168.10.40 B. 192.168.10.255 C. 192.168.255.255 D. 192.168.10.39 4. If you wanted to have 12 subnets with a Class C network ID, which subnet mask would you use? (C) A. 255.255.255.252 B. 255.255.255.248 C. 255.255.255.240 D. 255.255.255.255 5. If you need to have a Class B network address subnetted into exactly 510 subnets, what subnet (B) mask would you assign? A. 255.255.255.252 B. 255.255.255.128 C. 255.255.255.0 D. 255.255.255.192 6. If you are using a Class C network ID with two subnets and need 31 hosts per network, which of the following masks should you use? (B) A. 255.255.255.0 B. 255.255.255.192 C. 255.255.255.224 D. 255.255.255.248 7. How many subnets and hosts can you get from the network 192.168.254.0/26? (B) A. 4 networks with 64 hosts B. 2 networks with 62 hosts C. 254 networks with 254 hosts D. 1 network with 254 hosts 8. You have the network 172.16.10.0/24. How many subnets and hosts are available? (B) A. 1 subnet with 10 hosts B. 1 subnet with 254 hosts C. 192 subnets with 10 hosts D. 254 subnets with 254 hosts 9. What mask would you assign to the network ID of 172.16.0.0 if you needed about 100 subnets with about 500 hosts each? (B) A. 255.255.255.0 B. 255.255.254.0 C. 255.255.252.0 D. 255.255.0.0 11 You have a Class C 192.168.10.0/28 network. How many usable subnets and hosts do you have? (B) A. 16 subnets, 16 hosts B. 14 subnets, 14 hosts C. 30 subnets, 6 hosts D. 62 subnets, 2 hosts 13. You have the network 192.168.10.0/24. How many subnets and hosts are available? (B) A. 1 subnet with 10 hosts B. 1 subnet with 254 hosts C. 192 subnets with 10 hosts D. 254 subnets with 254 hosts 14. You have a 255.255.255.240 mask. Which two of the following are valid host IDs? (AC) A. 192.168.10.210 B. 192.168.10.32 C. 192.168.10.94 D. 192.168.10.112 E. 192.168.10.127 15. You have a Class B network ID and need about 450 IP addresses per subnet. What is the best mask for this network? (C) A. 255.255.240.0 B. 255.255.248.0 C. 255.255.254.0 D. 255.255.255.0 17. Which of the following is a valid host for network 192.168.10.32/28? (A) A. 192.168.10.39 B. 192.168.10.47 C. 192.168.10.14 D. 192.168.10.54 19. What is the valid host range that host 192.168.10.22/30 is a part of? (C) A. 192.168.10.0 B. 192.168.10.16 C. 192.168.10.20 D. 192.168.0.0 |
|
来自: judith0629 > 《网络》