v2.5.0

The 2.5.0 release contains the following new features:

• Adaptive Data Rate for EU_863_870 band
• Downlink Queue
• Device Descriptions
• TLS support in MQTT Client

API Changes:

• Add description to device (Handler)
• Add region to Uplink and Activation Metadata (gRPC)
• Add schedule field to Downlink Message (MQTT)

Database changes (migration):

• Implemented data migration functionality (Discovery, Networkserver, Handler)
• Add _version to all models (Discovery, Networkserver, Handler)
• Use downlink queue instead of next_downlink (Handler)

Other changes:

• Add more metadata to log messages
• Publish more event metadata to MQTT
• Publish more (error) events to MQTT
• Check arguments in ttnctl

v2.4.0

The 2.4.0 release contains the following API Changes:

• Add SimulateUplink RPC to Application Manager API. Can be used to test (for example) integrations or external applications.
• Add "confirmed" field to DownlinkMessage
• Add "is_retry" field to UplinkMessage

Other changes:

• Use gogoproto instead of regular proto (and use it in jsonpb marshaling for HTTP API)
• Better handling of confirmed uplink
• Add support for confirmed downlink
• Try to create AMQP exchange instead of crashing
• Add TLS support to MQTT Client
• Add validation for DataRates
• Add more metadata to log messages

v2.3.0

The 2.3.0 release contains the following API Changes:

• Added pagination with limit and offset in gRPC metadata or HTTP query string
• Handler Devices "List" operation returns total number of devices in gRPC Header

Other changes:

• Use TheThingsNetwork/go-utils/log instead of apex/log
• Use TheThingsNetwork/go-utils/encoding for Redis Maps and optimize list operations
• Don't crash on unexpected Otto panics
• Testing payload functions in ttnctl

v2.2.0

The 2.2.0 release contains the following API Changes:

• Add Trace to Uplink/Downlink/Activations
• Add AppID,DevID,HardwareSerial to MQTT Uplink
• Add Latitude,Longitude,Altitude to Device (Handler) and Uplink
• Add Create/Update/Delete events for Devices

Furthermore it adds the following functionality:

• Restarting Gateway-Router streams if auth info changes

v2.1.0

The 2.1.0 release contains the following API Changes:

• Add MQTT/AMQP address to the Discovery announcement.
• Add trusted flag for gateways in metadata and status.

Furthermore it adds the following functionality:

• Monitoring (NOC) of the Broker components
• Support for the China 779-787 and Europe 433 bands
• The Korea 920-923 channel plan

v2.0.2

This release includes a number of fixes for the v2.0.0 release.

• Switched to LRU caches because of nil-pointer panic in ARC cache
• Improved error if downlink fields supplied, but no encoder set
• Improved error if GetStatus fails
• Added ttnctl version cmd specifically for Homebrew builds
• Fixed TLS on Windows, where Go can't get the system root CAs
• Fixed "leak" where the Broker set up a new gRPC connection to the Handler gRPC for each activation

v2.0.0

This is the first production-ready v2 release. It is fully compatible with recent v2-preview setups.