为通过 CCNP 300-710 考试做好准备：2026年更新的历年真题。包括思科安全领域的相关内容，如300-710 SNCF | 思博网络。

Given the following output, which statements can be determined to be true? (Choose three.) RouterA2# show ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface 192.168.23.2 1 FULL/BDR 00:00:29 10.24.4.2 FastEthernet1/0 192.168.45.2 2 FULL/BDR 00:00:24 10.1.0.5 FastEthernet0/0 192.168.85.1 1 FULL/- 00:00:33 10.6.4.10 Serial0/1 192.168.90.3 1 FULL/DR 00:00:32 10.5.5.2 FastEthernet0/1 192.168.67.3 1 FULL/DR 00:00:20 10.4.9.20 FastEthernet0/2 192.168.90.1 1 FULL/BDR 00:00:23 10.5.5.4 FastEthernet0/

Which command(s) will enable you to configure only serial interface 0 on a Cisco router?

A switch is powered up, and the system LED is amber. Which of the following describes this situation?

Which Cisco IOS command will display the following partial output?

You have been asked to examine the following output to identify any security problems with the router. Its configuration is shown: What problems exist? (Choose all that apply.)

Which of the following statements is NOT true of Cisco ACI?

A new switch is added to the network, and several production VLANs are shut down. Which of the following is a probable cause for this scenario? (Choose two.)

Which Cisco command will display the version and configuration data for Secure Shell (SSH)?

You need to configure Network Address Translation (NAT) to allow users access to the Internet. There are 62 private hosts that need Internet access using the private network 10.4.3.64 /26, and all of them will be translated into the public IP address of the serial interface. Which of the following NAT configurations will allow all 62 hosts to have simultaneous Internet access?

Which of the following situations could cause a switch to enter initial configuration mode upon booting?

Which statement is true regarding Inter-Switch Link (ISL) frame tagging?

What will be the output of the show cdp neighbors detail command issued on Router A? (Click the Exhibit(s) button to view the network diagram.)

What will be the effect of executing the following command on port F0/1? switch(config-if)# switchport port-security mac-address 00C0.35F0.8301

A new security policy has been adopted by your company. One of its requirements is that only one host is permitted to attach dynamically to each switch port. The security settings on all of the ports have been altered from the default settings. You execute the following command on all switch ports of Switch A: SwitchA(config-if)# switchport port-security maximum 1 After executing the command, you discover that users in the Sales department are still successfully plugging a hub into a port and then plugging

What switch security configuration requires AAA to be configured on the switch?

Which metric does the Open Shortest Path First (OSPF) routing protocol use for optimal path calculation?

Which subnet is IP address 172.16.5.2 /23 a member of, and what is the broadcast address for that subnet?

Which statement is TRUE regarding the switchport protected interface configuration command and its effects?

Which of the following methods of tunneling Internet Protocol version 6 (IPv6) traffic through an IPv4 network increases protocol overhead because of IPv6 headers?

Your assistant has been assigned the task of configuring one end of a WAN link between two offices. The link is a serial connection and the router on the other end is a non-Cisco router. The router in the other office has an IP address of 192.168.8.6/24. The connection will not come up, so you ask your assistant to show you the commands he configured on the Cisco router. The commands he executed are shown below. Ciscorouter(config)# interface serial0/0 Ciscorouter(config-if)# ip address 192.168.8.5 255.255.

Which type of switching process requires a switch to wait for the entire frame to be received before forwarding it to a destination port?

Which Cisco IOS interface configuration command is used to configure the private VLAN edge ports on a Cisco Catalyst 2950 switch?

Router 5 has four interfaces. The networks hosted on each interface are as follows: Fa0/1 192.168.5.4/29 Fa0/2 192.168.6.0/24 Fa0/3 192.168.7.0/24 S0/0 172.16.5.0/24 You execute the following commands on the router: Router5(config)# router bgp 20 Router5(config-router)# network 192.168.5.0 Router5(config-router)# network 192.168.6.0 Router5(config-router)# network 192.168.7.0 Router5(config-router)# network 172.16.5.0 Router5(config-router)# neighbor 172.16.5.2 remote-as 50 Router5(config-router)# aggregate

Which of the following are NOT valid IPv6 addresses? (Choose all that apply.)

Which Cisco IOS command will enable a switch to copy the configuration from NVRAM to its RAM?

In which of the following IPv6 address assignment methods will the interface receive its IPv6 address from a process native to IPv6, and receive additional parameters from DHCP?

Examine the following diagram: While troubleshooting an OSPF routing problem, you need to determine the cost for Router F to reach the 192.168.5.0 24 network via the best route. What will that cost be?

Which of the following are characteristics of Open Shortest Path First (OSPF)? (Choose three.)

Examine the partial output of the show ip interface command below. What is the subnet broadcast address of the LAN connected to the router from which the command was executed?

You need to cable the network shown below. Which of the following is the correct cable for each numbered link?

Which two features do Cisco routers offer to mitigate distributed denial-of-service (DDoS) attacks? (Choose two.)

Host A is configured for DHCP, but it is not receiving an IP address when it powers up. What is the most likely cause? (Click the Exhibit(s) button to view the network diagram.)

You are configuring a Cisco router. Which command would you use to convey a message regarding the remote access security policy of your organization to a user logging into the router?

Which statement is supported by the following output? router# show ip protocols Routing Protocol is "eigrp 3" Sending updates every 90 seconds, next due in 24 seconds <> EIGRP metric weight K1=1, K2=0, K3=1, K4=0, K5=0 EIGRP maximum hopcount 100 EIGRP maximum metric variance 1 Redistributing: eigrp 3 Automatic network summarization is not in effect Maximum path: 4 Routing for Networks: 172.160.72.0 192.168.14.0 <

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Which VLAN can NOT be filtered through the VLAN Trunking Protocol (VTP) Pruning feature of Cisco switches?

You are the senior network administrator for a large corporation. Some new trainees have recently joined the network security team. You are educating them about denial-of-service (DoS) attacks and the risks posed to a network by such attacks. Which three are risks that a DoS attack poses to a network? (Choose three.)

The conference room has a switch port available for use by the presenter during classes. You would like to prevent that port from hosting a hub or switch. Which of the following commands could be used to prevent that port from hosting a hub or switch?

Which statement correctly identifies a difference between Inter-Switch Link (ISL) and 802.1q?