Cisco. Building Cisco Service Provider(R) Next-Generation Networks Part 1

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Cisco 640-875 Building Cisco Service Provider(R) Next-Generation Networks

1 Cisco Building Cisco Service Provider(R) Next-Generation Networks Part 1 Download Full version :

2 A. Unicast Reverse Path Forwarding B. broadcast storm control C. directed broadcasts D. dynamic routing protocols Answer: A QUESTION: 183 You have a router that is configured as an NTP server. Which command should you use on the router to allow NTP queries only from hosts that are permitted in access list 10? A. ntp access-group peer 10 B. ntp access-group serve 10 C. ntp access-group serve-only 10 D. ntp access-group query-only 10 Answer: C QUESTION: 184 You need to set an SLA that pings a neighbor IP every 10 seconds with a timeout of 1000 ms. Which set of commands should you use? A. (config)#ip sla 5 (config-ip-sla)#icmp-echo (config-ip-sla-icmp)#frequency (config-ip-sla-icmp)#timeout 1000 B. (config)#ip sla 5 (config-ip-sla)#icmp-echo (config-ip-sla-echo)#frequency 10 (config-ip-sla-echo)#timeout 1000 (config)#ip sla schedule 5 life forever start-time now C. (config)#ip sla 5 (config-ip-sla)#icmp-echo (config-ip-sla-icmp)#frequency 10 (config-ip-sla-icmp)#timeout 10 (config)#ip sla schedule 10 life forever start-time now D. (config)#ip sla 5 (config-ip-sla)#type echo protocol ip IcmpEcho (config-ip-sla-echo)#frequency 10

3 (config-ip-sla-echo)#timeout 1000 (config)#ip sla schedule 10 life forever start-time now Answer: B QUESTION: 185 Which command can you use to reduce the amount of time that is required to flush inactive entries from the CDP table? A. cdp holdtime B. clear cdp table C. cdp advertise-v2 D. cdp timer Answer: A QUESTION: 186 You install third-party monitoring software on a server that has an IP address of The monitoring software supports SNMPv1 and SNMPv2. You want to configure a router to allow SNMP access from the monitoring software by using the community string of Community1. The configuration must be as secure as possible. Which commands should you use? A. access-list 10 permit snmp-server community Community1 RO 10 B. snmp-server host snmp-server community Community1 RW 10 C. snmp-server host snmp-server community Community1 RO D. access-list 10 permit snmp-server community Community1 RO Answer: A QUESTION: 187 Refer to the exhibit.

4 You want to accomplish the following: Change the active flow timeout to three minutes. Change the inactive flow to one minute. Which two commands should you run? (Choose two.) A. (config)#ip flow-cache timeout active 3 B. (config)#ip flow-cache timeout inactive 60 C. (config)#ip flow-cache timeout active 180 D. (config)#ip flow-cache timeout inactive 1 Answer: A, B QUESTION: 188 If a severity 1 problem is unresolved in four hours, the problem is escalated to which person? A. the TAC director B. the TAC manager C. the TAC duty manager D. the Vice President of Technical Services Answer: A

5 QUESTION: 189 In a ring topology network using only Cisco Catalyst 4500 and Cisco Catalyst 6500 devices and Ethernet as Layer 2 technology, which loop prevention mechanism provides the fastest convergence time in an event of link failure? A. Rapid Per-VLAN Spanning Tree Protocol B. Resilient Ethernet Protocol C. Multiple Spanning Tree Protocol D. Spanning Tree Protocol Answer: B QUESTION: 190 Which are the two benefits of the star network topology over the bus network topology? (Choose two.) A. Disruption of the entire network is not required when adding new machines. B. Any problem which leaves the network inoperable can be traced to the central hub. C. This network type requires less cable as compared to linear bus topology. D. The performance of one of the numerous nodes cannot reflect on the performance of other nodes. E. The performance of the entire network is directly dependent on the performance of the hub. Answer: A, B QUESTION: 191 Drag the routing protocols on the left and drop them on the correct descriptions on the right. Not all routing protocols on the left are used.

6 Answer: Exhibit Explanation: Exhibit

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Configuring CDP. Understanding CDP CHAPTER. This chapter describes how to configure Cisco Discovery Protocol (CDP) on the Catalyst 3560 switch.

Configuring CDP. Understanding CDP CHAPTER. This chapter describes how to configure Cisco Discovery Protocol (CDP) on the Catalyst 3560 switch. 21 CHAPTER This chapter describes how to configure Cisco Discovery Protocol (CDP) on the Catalyst 3560 switch. Note For complete syntax and usage information for the commands used in this chapter, refer