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200-901 · Question #278

What is a capability of the NETCONF protocol?

The correct answer is C. allows XML messages to be exchanged via the SSH protocol. NETCONF (Network Configuration Protocol), defined in RFC 6241, is a network management protocol that exchanges XML-encoded messages over SSH (port 830). It uses RPC (Remote Procedure Call) mechanisms with XML to install, manipulate, and delete the configuration of network…

Understanding and Using APIs

Question

What is a capability of the NETCONF protocol?

Options

  • Aallows Python scripts to be executed externally from a network device
  • Buses JSON to encode data in its content layer
  • Callows XML messages to be exchanged via the SSH protocol
  • Dexposes a web-based interface

How the community answered

(47 responses)
  • B
    4% (2)
  • C
    94% (44)
  • D
    2% (1)

Explanation

NETCONF (Network Configuration Protocol), defined in RFC 6241, is a network management protocol that exchanges XML-encoded messages over SSH (port 830). It uses RPC (Remote Procedure Call) mechanisms with XML to install, manipulate, and delete the configuration of network devices. Option A is wrong - NETCONF does not execute external Python scripts; that is more associated with tools like Ansible or NAPALM. Option B is wrong - NETCONF uses XML, not JSON, as its data encoding format (RESTCONF uses JSON). Option D is wrong - NETCONF is not web-based; RESTCONF provides a REST/HTTP interface for network management.

Topics

#NETCONF#Network Protocols#XML#SSH

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