Following further discussions and closer examination a revision entitled rfc4741bis is now. Yang is a standardsbased, extensible data modeling language that is used to model the configuration and operational state data, remote procedure calls rpcs, and server event notifications of network devices. The netconf protocol operations are realized on top of a\r\nsimple remote procedure call rpc layer. For more information about using netconf over ssh, see rfc 4742. The datastore could be used by the netconf server if the device has a.
Network devices can typically be configured using a vendorspecific cli. Mandatory transport protocol a netconf implementation must support the ssh transport protocol mapping. Making xpath an optional capability allows for the implementation of simple netconf servers, but the presence of the xpath capability does give the netconf client a powerful tool. Pdf automating network and service configuration using. An architecture for network management using netconf and yang rfc 6244. Introduction the netconf protocol defines a simple mechanism through which a network device can be managed, configuration data information can be retrieved, and new configuration data can be uploaded and manipulated. Rfc 4741 netconf configuration protocol ietf datatracker. Cisco networking services configuration guide, cisco ios xe. Starting from an initial juniperedited draft in august 2003, rfc 4741 went through 12 drafts before release in december 2006. Rfc 6244 identified an issue which arises when considering configuration and operational data. Historic changed from proposed standard october 2012 rfc 4744. The netmod working group in the ietf originally designed yang to model network.
It uses an extensible markup language xmlbased data encoding for the configuration data as. Rfc 4741, rfc 4742, rfc 5277, rfc 5539, rfc 6020, rfc 6022, rfc 6110, rfc 6241, rfc 6242, rfc 6243, rfc 6991, rfc 7589, rfc 7895, rfc 7950, rfc 7951, rfc 7952, rfc 8040 and rfc 8071. The netconf operations are realized on top of a remote procedure call rpc layer using xml encoding and provides a basic set of operations to edit and query the configuration on a network device. The netconf protocol operations are realized as remote procedure calls rpcs.
Standards track december 2006 netconf configuration protocol status of this memo this document specifies an internet standards track protocol for the internet community, and requests discussion and suggestions for improvements. Rfc 6241 obsoletes rfc 4741 with a small set of changes including a persistid for confirmed commits. Netconf management information can be carried by a set of security enabled transport protocols 47. Netconf validation and data activation is datastorebased transaction boundaries are clearly identified incremental data is applied allornone with operation. Netconf is proposed as a new standard protocol for configuration and management of network devices. The netconf interoperability lab provides the following services. Cisco networking services configuration guide, cisco ios. Netconf rpcsrfc 4741 netconf configuration protocol. Using netconf over the simple object access protocol soap t. Links to netconf and yang tutorials and documentation cisco.
Snmp simple network management protocol command line interfaces clis. Rfc 4741, rfc 4742, rfc 5539, rfc 6020, rfc 6022, rfc 6241, rfc 6242, rfc 6243, rfc 6991, rfc 7589, rfc 7895 and rfc 7950. The network configuration protocol netconf is a network management protocol developed and standardized by the ietf. Of the three datastores, which represents the running configuration, was the only mandatory datastore. Netconf configuration protocol, rfc 4741 proposed standard. Deep dive into model driven programmability with netconf and. The first netconf specification, rfc 4741, defined the three datastores,, and. Mgsoft netconf simulator is compliant with the following ietfs rfc documents. This document specifies an application protocol mapping for netconf over the blocks extensible exchange protocol beep. It uses an extensible markup language xmlbased\r\ndata encoding for the configuration data as well as the protocol\r\nmessages. The netconf protocol operations are realized on top of a simple remote procedure call rpc layer. Rfc 4741 requires ssh transport implementation in order to promote interoperability. A companion rfc, rfc 6244 an architecture for network management using netconf and yang was also published. Rfc 4741 netconf configuration protocol ietf tools.
Rfc 4741, netconf configuration protocol, december 2006. Netconf is being adopted by major network equipment providers and has gained strong industry support. Netconf configuration protocol rfc 4741, december 2006. Netconf is designed to be usable over a variety of application protocols. Xml considerations xml serves as the encoding format for netconf, allowing complex hierarchical data to be expressed in a text format that can be read, saved, and manipulated with both traditional text tools and tools specific to xml. Standards track page 111 rfc 6241 netconf protocol june 2011 appendix f.
Changes from rfc 4741 this section lists major changes between this document and rfc 4741. The network configuration protocol netconf defined in this document provides mechanisms to install, manipulate, and delete the configuration of network devices. Network configuration protocol netconf je standardem ietf pro spravu sitovych zarizeni. Internetdraft netconf protocol march 2011 document are to be interpreted as described in rfc 2119. Supports all operations and capabilities defined in rfc 4741. It aims to offer an intuitive api that sensibly maps the xmlencoded nature of netconf to python constructs and idioms, and make writing networkmanagement scripts easier.
Jan 18, 2019 cisco networking services configuration guide, cisco ios xe gibraltar 16. Access profiles can be assigned to one or more simulated netconf servers in order to control their accessibility on the network. Originally published as rfc 4741 in 2006, netconf is positioned as a standardized method for network device configuration. Netconf is an ietf network management protocol that provides an administrator or network engineer with a secure way to configure a firewall, router, switch or other network device. Netconf operations are conveyed in a remote procedure call rpc layer using xml encoding to provide a basic set of operations to edit and query configurations on a network device. Acx series,ex series,mx series,qfx series,ptx series,srx series,t series,vsrx. The protocol allows the device to expose a full, formal application programming interface api. Require that the netconf server enforce certain behaviors that are compliant with rfc 4741, netconf configuration protocol, during netconf sessions. Rfc 5539 netconf over transport layer security tls the above versions was updated in 2011 to become the following. Rfc 4251 the secure shell ssh protocol architecture rfc 4252 the secure shell ssh authentication protocol rfc 4741 netconf configuration protocol rfc 4742 using the netconf configuration protocol over secure shell ssh. Netconf ietf xml based network device configuration protocol rfc 6241, june 2011 allows setting configuration parameters when the device is instantiated and changing these parameters later e. It was developed in the netconf working group and published in december 2006 as rfc 4741 and later revised in june 2011 and published as rfc 6241. After some real world experience had been gained with the first version of netconf, netconf 1. Nov 16, 2011 the network configuration protocol, netconf, is an ietf network management protocol.
Yangdocuments netconf configuration protocol rfc 4741. Introduction the netconf protocol defines a simple mechanism through which a network device can be managed. The netconf protocol specified in rfc 4741 1 defines a mechanism to con figure and manage network devices. Rfc 6241 network configuration protocol netconf ietf tools. Note that netconf datastore implementation is not a part of this library. It uses an extensible markup language xmlbased data encoding for the configuration data as well as the protocol messages. Mgsoft netconf browser is compliant with the following ietfs rfc documents. It was developed in the netconf working group and published in december 2006 as rfc 4741. In this article, i will examine an emerging industry standard that plays an important role in the sdn space. The use of xpath in netconf the use of xpath in netconf is governed by the optional xpath capability as defined in rfc 4741 netconf 1.
Understanding yang on devices running junos os juniper networks. A configuration datastore that can be manipulated without impacting the devices current configuration and that can be committed to the running configuration datastore. Netconf provides standardized way to configure heterogeneous networks. Equipment vendors are starting to support netconf on their devices, see the netconf presentation. Netconf is an ietf defined configuration management protocol to install, manipulate, and delete the configuration of network devices. Network configuration protocol netconf rfc 6241, june 2011. Acx series,ex series,m series,mx series,ptx series,qfx series,srx series,t series.
Rfc 4741 6 is the main document and defines an essential building block of netconf. Any incoming netconf messages must pass xml schema check before it can be processed. All netconf messages are xmlbased and comply with rfc 4741. Pozdejsi, revidovana, verze protokolu byla zverejnena v cervnu 2011 jako rfc 6241, ktere protokol oznacuje jako proposed standard. Prvni verze byla pracovni skupinou netconf publikovana v prosinci 2006 jako rfc 4741. Request pdf netconf interoperability lab interoperability testing is an important part of the lifecycle of a protocol. Introduction to netconf and yang computer networks and. Enns standards track page 1 rfc 4741 netconf protocol december 2006 table of contents 1. Using the netconf protocol over the blocks extensible exchange protocol beep e. Therefore, a netconf implementation that only supports the soap transport described in this document and not at least also ssh is not in compliance with the netconf standards.
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