The broadcast address for network 155.25. 0.0/20 is
A company has an IP address of class A, and the original content has 700 subnets. Another 450 subnets are needed after the company is reorganized, and a maximum of 4092 hosts per subnet is required. What is the appropriate subnet mask
The IP address space of a network is 201.1.5.0/24, which is divided by subnet, and the address mask is 255.255.255.248. Then, the maximum number of subnets and the maximum number of addresses that can be allocated for each subnet of the network are
If the subnet mask is 255.255.192.0, which host with the following addresses must be routed to communicate with host 128.2.144.16
Routing table entries in a routing table include
Which of the following situations requires sending an ARP request message
The IP address block assigned by a company to the personnel department is 10.0.11.0/27, the IP address block assigned to the planning department is 10.0.11.32/27, and the IP address block assigned to the Marketing Department is 10.0.11.64/26. Then the addresses of these three address blocks after aggregation are
In the autonomous system using RIP protocol, if router R1 receives neighbor router R2 and sends it to the distance vector containing , then it can be concluded that
If both the destination network and the destination host are correct, but the IP packet is carrying TCP packets, and the destination host is using UDP protocol. Then, what type of ICMP packet will the destination host sends to the source host after dropping the packet
Which belongs to the global IP address among the followings
How many bytes is the data portion in TCP message segment?
Given that the class B address of IP does not use 16 bits but 20 bits as the network number part of the class B address. How many networks of class B are available for assignment?
Which of the following protocols does not belong to the network layer
The IP address space of a network is 201.1.5.0/24, which is divided by subnet, and the address mask is 255.255.255.248. Then, the maximum number of subnets and the maximum number of addresses that can be allocated for each subnet of the network are
If the subnet mask is 255.255.192.0, which host with the following addresses must be routed to communicate with host 128.2.144.16