9.4.6 Check Your Understanding – QoS Models Answers

1. Which QoS model provides per-request policy admission control? best effort integrated services differential services 2. Which QoS model requires no special QoS mechanisms? best effort integrated services differential services 3. Which QoS model provides many different levels of quality? best effort integrated services differential services 4. Which …

8.3.9 Check Your Understanding – IPsec Answers

1. IPsec can protect traffic in which OSI layers? (Choose four.) Layer 1 Layer 2 Layer 3 Layer 4 Layer 5 Layer 6 Layer 7 2. Which IPsec function uses pre-shared passwords, digital certificates, or RSA certificates? IPsec protocol Confidentiality Integrity Authentication Diffie-Hellman 3. True or False: The …