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H3C Constructing Small - and Medium - Sized Enterprise Network Sample Questions:

1. If the public network address of the NAT device is dynamically allocated by the operator through ADSL, in this case, you can use ______.

A) Easy IP
B) NAPT using address pool
C) Basic NAT
D) Static NAT

2. The DNS domain name server can complete the resolution of domain names to IP addresses, and the server that can provide specific domain name mapping authority information must be ______.

A) Primary domain name server
B) local domain name server
C) Authorized domain name server
D) Root DNS

3. In the switching network shown in the figure, all switches have enabled the STP protocol.

SWA was selected as the root bridge. According to the information in the figure, the ______ port should be set to the Blocking state

A) P2 of SWB
B) P2 of SWC
C) P1 of SWC
D) P1 of SWB
E) Insufficient information, unable to judge

4. The Ethernet port Ethernet1/0 of the customer router MSR-1 is configured as follows:
interface Ethernet0/0
ip address 192.168.0.1 255.255.255.0
This interface is connected to a three-layer switch, and this three-layer switch is where the default gateway of the network segment 192.168.7.0/24~192.168.83.0/24 of the customer's office network is located.
Now the customer requires that an ACL be configured on the MSR-1 to prohibit all users on the office network from initiating Telnet to the address 192.168.0.1 of the MSR-1, so which of the following configurations is correct?

A) acl number 3000 rule 0 deny 255.255.255.255 0 destination 192.168.0.1 0 destination-port eq telnet interface Ethernet0/0 ip address 192.168.0.1 255.255.255.0 firewall packet-filter 3000 inbound
B) acl number 3000 rule 0 deny 0.0.0.0 255.255.255.255 destination 192.168.0.1 0 destination-port eq telnet interface Ethernet0/0 ip address 192.168.0.1 255.255.255.0 firewall packet-filter 3000 outbound
C) acl number 3000 rule 0 deny 255.255.255.255 0 destination 192.168.0.1 0 destination-port eq telnet interface Ethernet0/0 ip address 192.168.0.1 255.255.255.0 firewall packet-filter 3000 outbound
D) acl number 3000 rule 0 deny 0.0.0.0 255.255.255.255 destination 192.168.0.1 0 destination-port eq telnet interface Ethernet0/0 ip address 192.168.0.1 255.255.255.0 firewall packet-filter 3000 inbound

5. The correct statement about the OSI reference model is ______.

A) The data at the data link layer is called a packet (Packet)
B) The data of the transport layer is called a frame (Frame)
C) The data of the physical layer is called bit (Bit)
D) The data of the network layer is called segment (Segment)

Solutions: