NETCONF

Overview

The NETCONF projects hosts multiple components relating to IETF’s NETCONF Working Group:

• Northbound and southbound plugins for NETCONF protocol, as described in RFC-6241

• Northbound plugin for RESTCONF protocol, as described in RFC-8040

• Northnound plugin for descring RESTCONF endpoint in terms of OpenAPI 3.0

Behavior/Feature Changes

The most important new feature is implementation of support for RFC 8639 subscribed notifications, including filtering, counters and stop-time features. The next note worthy delivered efforts are migration to Apache Pekko and migration of RESTCONF OpenAPI to Netty.

New Features

• NETCONF-714

• NETCONF-1341

• NETCONF-1370

Deprecated and Removed Features

There are no deprecated or removed features.

Resolved Issues

The following table lists the issues resolved in this release.

Issues resolved in versions 9.0.1 through 9.0.1 (JIRA)

Type	Key	Summary	Resolution	Fix Version(s)
	NETCONF-1509	SshKeyExchangeAlgorithm.Sntrup761x25519Sha512 cannot be explicitly configured	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1508	Cannot configure SshEncryptionAlgorithm.Chacha20Poly1305	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1507	Incorrect mapping of SshEncryptionAlgorithm.AEADAES256GCM	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1499	NetconfDeviceCommunicator.sessionLock can cause starvation	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1495	Received data order from GET request is not preserved	Done	10.0.0, 7.0.12, 8.0.8, 9.0.1
	NETCONF-1494	Netty does not return error on non-existing mountpoint	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1511	SshKeyExchangeAlgorithm.Mlklem* cannot be explicitly configured	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1510	Refactor transport.ssh.TransportUtil	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1155	Make RestconfStrategy.readData() asynchronous	Done	10.0.0, 9.0.1
	NETCONF-1503	Stop using net.i2p.crypto	Done	10.0.0, 8.0.9, 9.0.1
	NETCONF-1485	Update swager UI to 5.28.1	Done	10.0.0, 9.0.1

Known Issues

The following table lists the known issues that exist in this release.

Issues affecting versions 9.0.1 through 9.0.1 (JIRA)

Type	Key	Summary	Status	Affected Version(s)	Fix Version(s)
	NETCONF-1505	ChunkedFrameDecoder may produce error “LEAK: ByteBuf.release() was not called before it’s garbage-collected”	In Progress	8.0.9, 9.0.1	10.0.1, 11.0.0, 9.0.2