Free and Premium Juniper JN0-421 Dumps Questions Answers

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To support application interaction with Junos OS, the JETservice process (jsd), by default, uses TCP port 32767 to listen for and receive requests from applications to execute APIs. Whenever a request comes on the TCP port, jsd creates a separate thread to service the JET application request. The session remains established as long as the client and server are both up and able to communicate with each other. Over the lifetime of a session, jsd can execute many APIs, and it can execute APIs from multiple sessions in parallel. You can have a maximum of 8 active client sessions connected at any given time.

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Python automation scripts import the Junos_Context dictionary when the script must access information about the script execution environment. The Junos_Configuration object is required when the commit script must read and manipulate the post-inheritance candidate configuration.

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By default, the timeout value is 30 seconds, if this is exceeded a jnpr.junos.exception.RpcTimeoutError error is received.

Because YAML is white-space sensitive and indentation is significant (not allowed), you should always use spaces rather than tabs when creating playbooks. In YAML, items preceded by a hyphen (-) are considered list items, and the key:value notation represents a hash.

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The NETCONF protocol uses a simple remote procedure call (RPC) layer running over secure transports to facilitate communication between a client and a server. The Secure Shell (SSH) [6] is the mandatory secure transport that all NETCONF clients and servers are required to implement as a means of promoting interoperability.

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