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Object models of Gateway System

Gateway System

VIEW ON GITHUB

LWM2M

object version: urn:oma:lwm2m:ext:1022:1

descripton

This Object defines the basic settings for a generic gateway.

Resource fields

Resource ID Access Type Multiple Instances Mandatory type Description
Hostname 0 R,W Single Mandatory String This resource type returns the hostname of the gateway.
Timezone 1 R,W Single Optional String This resource type returns the default timezone.
DNS Server List 2 R,W Single Optional String This resource type returns a list of DNS Servers used by this system.
NTP Server List 3 R,W Single Optional String This resource type returns a list of NTP Servers.

Example usage

The gateway system object contains the most basic functionalities for a gateway such as its name, timezone and so on. All properties are represented as readable and writable resources using standard LWM2M operations.

XML

JSON

Code

Wakaama

object_system.c

UCI

Description

OpenWRT gateway native data model for the whole gateway

Config

URL

file://localhost/etc/config/system

System

Description

The system section contains settings that apply to the most basic operation of the system

Name Type Required Default Description
hostname string no OpenWrt The hostname for this system. Avoid points, even if they are within single or double quotes. For example 'my.hostname' will show only the 'my' part.
timezone string no UTC The time zone that date and time should be rendered in by default.

Timeserver

Description

The timeserver section contains a list of NTP servers for the system to use

List fields

Name Type Required Default Description
server list of hostnames no none Defines the pool of NTP servers to poll the time from. If the list is empty, the builtin NTP daemon is not started.

Option fields

Name Type Required Default Description
enable_server boolean no 0 You can put busybox-ntpd in client mode only: by defining at least one host to server and puting enable_server 0 client & server mode: by putting enable_server to 1, (busybox-ntpd listens to UDP 123 by default), server mode only: by not defining any servers in the config and just put enable_server 1 (ntpd will answer with the time of the router)