301b

Review 209 301B practice questions with answer explanations and community insights.

Question 1

A OneConnect profile is applied to a virtual server. The LTM Specialist would like the client source IP addresses within the 10.10.10.0/25 range to reuse an existing server side connection. Which OneConnect profile source mask should the LTM Specialist use?

  1. 0.0.0.0
  2. 255.255.255.0
  3. 255.255.255.128
  4. 255.255.255.224
  5. 255.255.255.255

Question 2

An LTM device is load balancing telnet and ssh applications in a client/server environment experiencing significant packet delay. Which setting in the TCP profile should reduce the amount of packet delay?

  1. disable Bandwidth Delay
  2. disable Nagle's Algorithm
  3. enable Proxy Maximum Segment
  4. increase Maximum Segment Retransmissions

Question 3

An LTM device is load balancing SIP traffic. An LTM Specialist notices that sometimes the SIP request is being load balanced to the same server as the initial connection. Which setting in the UDP profile will make the LTM device more evenly distribute the SIP traffic?

  1. Enable Datagram LB
  2. Disable Datagram LB
  3. Set Timeout to Indefinite
  4. Set Timeout to Immediate

Question 4

Internet clients connecting to a virtual server to download a file are experiencing about 150 ms of latency and no packet loss. Which built-in client-side TCP profile provides the highest throughput?

  1. tcp
  2. tcp-legacy
  3. tcp-lan-optimized
  4. tcp-wan-optimized

Question 5

Windows PC clients are connecting to a virtual server over a high-speed, low-latency network with no packet loss. Which built-in client-side TCP profile provides the highest throughput for HTTP downloads?

  1. tcp
  2. tcp-legacy
  3. tcp-lan-optimized
  4. tcp-wan-optimized
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