QUESTION: 101

Which two practices need to be implemented to increase SNMPv1 security? (Choose two.)

Use SNMP encryption for transport confidentiality.
Use ACLs to allow only specific IP addresses to poll SNMP.
Use a combination of alphanumeric characters for the community strings.
Restrict access to the specific SNMP engine IDs in use.

Answer(s): B,C

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QUESTION: 102

For the following items, which one is the weakness of rate limiting as a response to a DoS attack?

Rate limiting does not detect attacks.
Rate limiting is too processor-intensive.
Rate limiting does not drop enough packets.
Rate limiting only works on inbound traffic.

Answer(s): A

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QUESTION: 103

Fair queuing is a scheduling algorithm used in computer and telecommunications networks to allow multiple packet flows to fairly share the link capacity. How does Fair Queuing divide bandwidth?

Equally between all flows
Between all destinations relative to traffic load
Equally between all classes of service
Between classes of service based on traffic load

Answer(s): A

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A certain service provider is supporting a customer who uses IPsec tunnels between dual-homed CE routers. The service provider carries infrastructure routes using OSPF and carries tunnel endpoints using BGP. Which two steps will be taken by the service provider to provide fast convergence in case of node failure in its network? (Choose two.)

Tune OSPF on all routers
Tune BGP on all routers
Carry IPsec tunnels in L2TPv3 among PE routers
Carry IPsec tunnels in VPLS among PE routers

Answer(s): A,B

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QUESTION: 101

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QUESTION: 104

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