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Question 11/75
Click the Exhibit button. You are notified that clients connected to your EX Series switch are not receiving IP addresses from the DHCP server.
You examine the switch configuration and notice that DHCP snooping has been enabled. In this scenario, what would cause the problem?
You examine the switch configuration and notice that DHCP snooping has been enabled. In this scenario, what would cause the problem?
Correct Answer: B
Explanation/Reference:
Explanation:
You can configure DHCP snooping, dynamic ARP inspection (DAI), MAC limiting, persistent MAC learning, and MAC move limiting on the access ports of EX Series switches to protect the switches and the Ethernet LAN against address spoofing and Layer 2 denial-of-service (DoS) attacks.
You can also configure a trusted DHCP server and specific (allowed) MAC addresses for the switch interfaces. Step-by-Step Procedure Configure basic port security on the switch: Etc.
Reference:
http://www.juniper.net/techpubs/en_US/junos11.4/topics/example/port-security-configuring.html
Explanation:
You can configure DHCP snooping, dynamic ARP inspection (DAI), MAC limiting, persistent MAC learning, and MAC move limiting on the access ports of EX Series switches to protect the switches and the Ethernet LAN against address spoofing and Layer 2 denial-of-service (DoS) attacks.
You can also configure a trusted DHCP server and specific (allowed) MAC addresses for the switch interfaces. Step-by-Step Procedure Configure basic port security on the switch: Etc.
Reference:
http://www.juniper.net/techpubs/en_US/junos11.4/topics/example/port-security-configuring.html
- Question List (75q)
- Question 1: Click the Exhibit button. (Exhibit) You manage the Layer 2 n...
- Question 2: Click the Exhibit button. (Exhibit) You are troubleshooting ...
- Question 3: You are troubleshooting your OSPF configuration and notice t...
- Question 4: Click the Exhibit button. In the exhibit, each IP subnet in ...
- Question 5: Click the Exhibit button. (Exhibit) Referring to the outputs...
- 1 commentQuestion 6: Click the Exhibit button. Referring to the exhibit, which ty...
- Question 7: Which two statements are true about the IRB interface? (Choo...
- Question 8: An EX Series switch receives a frame with an unknown destina...
- Question 9: Which two statements about RSTP are correct? (Choose two.)...
- Question 10: Click the Exhibit button. Given the configuration shown in t...
- Question 11: Click the Exhibit button. You are notified that clients conn...
- Question 12: Click the Exhibit button. (Exhibit) What will be two results...
- Question 13: You have deployed a Juniper EX Series switch in the network....
- Question 14: Which two statements are correct regarding the root bridge e...
- Question 15: You received an alert from your monitoring system that the m...
- Question 16: What are two interarea OSPF LSA types? (Choose two.)...
- Question 17: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 18: Which three mechanisms are associated with the bridging proc...
- Question 19: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 20: What are three types of bridge protocol data units? (Choose ...
- Question 21: Click the Exhibit button. (Exhibit) You are performing netwo...
- 2 commentQuestion 22: Click the Exhibit button. Based on the output shown in the e...
- Question 23: Click the Exhibit button. (Exhibit) You have an existing Vir...
- Question 24: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 25: What is considered a requirement for passing traffic through...
- Question 26: What would be used to combine multiple switches into a singl...
- Question 27: Click the Exhibit button. Referring to the exhibit, Router-1...
- Question 28: Which mechanism is used to share routes between routing tabl...
- Question 29: Which statement describes optional transitive BGP attributes...
- Question 30: Click the Exhibit button. A number of reports from end-users...
- Question 31: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 32: What are three RSTP port states? (Choose three.)...
- Question 33: Which two port security features are dependent on the DHCP s...
- Question 34: Click the Exhibit button. (Exhibit) There are dynamically an...
- Question 35: Click the Exhibit button. (Exhibit) You are asked to change ...
- Question 36: Click the Exhibit button. Referring to the exhibit, which st...
- Question 37: What are two OSPF packet types that use multicast for commun...
- Question 38: Click to the exhibit button. Referring to the exhibit, which...
- Question 39: Which statement about IS-IS adjacencies is true?...
- Question 40: Which static route next-hop value indicated that the packet ...
- Question 41: Referring to the exhibit, which three actions would summariz...
- Question 42: Which two statements are true about DIS elections in IS-IS? ...
- Question 43: Click the Exhibit button. (Exhibit) What would cause the sta...
- Question 44: Click the Exhibit button. Referring to the exhibit, which ty...
- Question 45: Host-1 was recently added in the network and is attached to ...
- Question 46: Click the Exhibit button. Referring to the exhibit, you are ...
- 1 commentQuestion 47: You are currently defining a new OSPF area. The area must ad...
- Question 48: Click the Exhibit button. Referring to the exhibit, which ro...
- Question 49: Which two statements are correct about redundant trunk group...
- Question 50: Which two statements are true about STP port states? (Choose...
- Question 51: Which two statements describe the BGP Local Preference attri...
- Question 52: Click the Exhibit button. (Exhibit) You are unable to establ...
- Question 53: Click the Exhibit button. Based on the trace options output ...
- Question 54: Which two values are used to generate a bridge ID when using...
- Question 55: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 56: Which protocol supports tunneling of non-IP traffic?...
- Question 57: Which three BGP attributes are well-known and mandatory? (Ch...
- Question 58: What are three components that populate the Ethernet switchi...
- Question 59: Click the Exhibit button. Referring to the exhibit, what doe...
- Question 60: Click the Exhibit button. Referring to the exhibit, what doe...
- Question 61: There is a GRE tunnel configured over the Internet between R...
- 1 commentQuestion 62: Click the Exhibit button. The exhibit shows that Host-1 and ...
- Question 63: Which three link-specific fields must match between OSPF nei...
- Question 64: Depending on the link type, OSPF sends link state update pac...
- Question 65: Router-1 and Router-2 need to connect through the Internet u...
- Question 66: What is reviewed first in the BGP route selection process?...
- Question 67: Click the Exhibit button. (Exhibit) Referring to the exhibit...
- Question 68: Which protocol prevents loops and calculates the best path t...
- 1 commentQuestion 69: Click the Exhibit button. (Exhibit) The IS-IS adjacency betw...
- Question 70: Click the Exhibit button. (Exhibit) You are establishing a B...
- Question 71: Click the Exhibit button. Referring to the exhibit, what is ...
- Question 72: You are adding a new EX4300 member switch to your existing E...
- Question 73: Click the Exhibit button. (Exhibit) The configuration shown ...
- Question 74: You manage a Layer 2 network that spans two buildings. You a...
- Question 75: Which two statements are true about link aggregation groups ...
