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S600-E V200R013C00 Configuration Guide - Device Management

This document describes the configurations of Device Management, including device status query, hardware management, Stack, SVF, cloud-based management, PoE, OPS, energy-saving management, information center, fault management, NTP.
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Displaying Prompt Information to a Terminal

Displaying Prompt Information to a Terminal

Interface Name

Displaying prompt information to a terminal

Application Phase

Execution phase

API Prototype

result1_value, result2_description = ops.terminal.write(msg, vty=None)






Indicates information displayed on a user screen.

The value is a string of 1 to 512 case-sensitive characters.


Indicates a user terminal.

The value is of the enumerated type:

  • None: VTY channel name obtained using ops.environment.get("_cli_vty").
  • "all": all VTYs, the console port, and non-master switch console ports in a stack system.

Return Value

The result1_value and result2_description in the API prototype indicate return values.

The result1_value is the first return value, 0 indicates success, and 1 indicates failure.

The result2_description is the second return value, indicating the failure cause. It is returned only when the first return value is 1.

Usage Description

This API displays user-defined information to a device to generate prompt information.


When a subscription event is matched, alarm generated is displayed on all the terminals.

value, descri_str = ops.terminal.write("alarm generated", vty="all")
Updated: 2019-04-20

Document ID: EDOC1100066159

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