What tool is used to perform a “what if” failure analysis in a service provider network that is running Segment Routing?

1. A. Cisco WAN Automation Engine
2. B. Cisco Evolved Programmable Network Manager
3. C. Cisco Network Services Orchestrator
4. D. Cisco Segment Routing Path Computation Element

Correct Answer: A

Refer to the exhibit. An engineer updated the skeleton template. How can a device be entered into the YANG Model?

1. A. Modify the device instance of the device by referencing the acl_lab variable from our YANG model.
2. B. Deploy a service instance that configures a VLAN of all of the devices present in Cisco NSO.
3. C. Deploy a service instance that configures a VLAN of a list of devices referenced to the service YANG model.
4. D. Modify the device instance by referencing the device variable from our YANG model.

Correct Answer: D

Which two Python libraries are used to write a script to retrieve network device information using RESTCONF? (Choose two.)

1. A. PySNMP
2. B. requests
3. C. ncclient
4. D. YANG
5. E. json

Correct Answer: BE

An engineer is deploying a Python script to manage network devices through SSH. Which library based on Paramiko is used?

1. A. sshmiko
2. B. paramiko.agent
3. C. libssh2
4. D. netmiko

Correct Answer: D

Refer to the exhibit. A Python script is created to add a new device on Cisco NSO using RESTCONF API. The device is added successfully, but a 405 Method Not Allowed RESTCONF error code has received as the line to fetch SSH keys runs. Which code is missing to complete the script?

1. A. response = requests.put(baseUriOperation + “/devices/device=ios-device/ssh/fetch-host-keys”, auth=auth, headers=headers)
2. B. response = requests.post(baseUriOperation + “/devices/device=ios-device/ssh/fetch-host-keys”, auth=auth, headers=headers)
3. C. response = requests.post(baseUriOperation + “/devices/device=ios-device/ssh/request-host-keys”, auth=auth, headers=headers)
4. D. response = requests.put(baseUriOperation + “/devices/device=ios-device/ssh/request- host-keys”, auth=auth, headers=headers)

Correct Answer: C