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<h2 id="history">History</h2> <p>After <a href="/facts/Brocade_Communications/tMNHxMLm">Brocade Communications</a> stopped development of <a href="/facts/Vyatta/rNUAnzLL">Vyatta</a> in 2013, a group of enthusiasts created an open-source fork<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a><a class="footnote-ref" id="fnref:6" href="#fn:6"><sup>6</sup></a> called VyOS, based on the last community edition, Vyatta Core 6.6R1.<a class="footnote-ref" id="fnref:7" href="#fn:7"><sup>7</sup></a> </p><p>They founded Sentrium S.L,<a class="footnote-ref" id="fnref:8" href="#fn:8"><sup>8</sup></a> a Spanish company dedicated to providing support and development for the VyOS project. On October 9, 2024, Sentrium S.L. was renamed VyOS Networks Iberia and was acquired by VyOS Networks Corporation, becoming its subsidiary.<a class="footnote-ref" id="fnref:9" href="#fn:9"><sup>9</sup></a> </p> <h2 id="featuresproducts--vyos-retrieved-april-11-2021">Features<a class="footnote-ref" id="fnref:10" href="#fn:10"><sup>10</sup></a></h2> <ul><li>Routing and Protocols: <a href="/facts/BGP/XfYgBzW3">BGP</a> (IPv4 and IPv6), <a href="/facts/OSPF/PACpGUHb">OSPF</a> (v2 and v3), <a href="/facts/Routing_Information_Protocol/xGeIuGk6">RIP</a> and RIPng, policy-based routing, BGP-LU and enhanced route filtering. <a href="/facts/IPv4/bnQ5MEqm">IPv4</a>, <a href="/facts/IPv6/d4dg7kIL">IPv6</a>, <a href="/facts/Quality_of_service/joz9VkUm">QoS</a>.</li> <li>VPN and Tunneling: <a href="/facts/IPsec/01MwcET1">IPsec</a>, VTI, <a href="/facts/Virtual_Extensible_LAN/X7RmKePU">VXLAN</a>, <a href="/facts/L2TPv3/c2nCggsH">L2TPv3</a>, <a href="/facts/Layer_2_Tunneling_Protocol/50sRGptx">L2TP</a>/IPsec and <a href="/facts/Point-to-Point_Tunneling_Protocol/jYb3uG0Y">PPTP</a> servers, tunnel interfaces (<a href="/facts/Generic_Routing_Encapsulation/0TQRDUMK">GRE</a>, IPIP, SIT), <a href="/facts/OpenVPN/p8qllSrP">OpenVPN</a> in client, server, or site-to-site modes, <a href="/facts/WireGuard/zSJv87LA">WireGuard</a>.</li> <li>Firewall and NAT: <a href="/facts/Stateful_firewall/eCIseahN">Stateful firewall</a> based on <a href="/facts/Nftables/G26b8IvM">nftables</a>, zone-based firewall, all types of source and destination <a href="/facts/Network_address_translation/nFweFNfN">NAT</a> (one to one, one to many, many to many), NAT64/DNS64.</li> <li>Network Services: <a href="/facts/Dynamic_Host_Configuration_Protocol/lpASHnhz">DHCP</a> and <a href="/facts/DHCPv6/VMuk8QzQ">DHCPv6</a> server and relay, <a href="/facts/IPv6/d4dg7kIL">IPv6</a> RA, <a href="/facts/Name_server/pUgmBMNW">DNS</a> forwarding, HTTP <a href="/facts/Load_balancing_(computing)/jddk6ang">load balancer</a>, <a href="/facts/Proxy_server/ArhwQE74">web proxy</a>, <a href="/facts/Point-to-Point_Protocol_over_Ethernet/dSfSRACH">PPPoE</a> access concentrator, NetFlow/<a href="https://blog.sflow.com/2023/03/vyos.html">sFlow</a> sensor, <a href="/facts/TFTP/TslBlcvJ">TFTP</a> server.</li> <li>High Availability and Load Balancing: <a href="/facts/VRRP/ofllk8LE">VRRP</a> for IPv4 and IPv6, ability to execute custom health checks and transition scripts; <a href="/facts/Equal-cost_multi-path_routing/yWnENc41">ECMP</a>, stateful <a href="/facts/Load_balancing_(computing)/jddk6ang">load balancing</a>, failover routes.</li> <li>Management and Configuration: Junos-style CLI<a class="footnote-ref" id="fnref:11" href="#fn:11"><sup>11</sup></a> with commands like run, set, delete, show, commit, commit-confirm, compare and versioning.<a class="footnote-ref" id="fnref:12" href="#fn:12"><sup>12</sup></a> Rollback without reboot,<a class="footnote-ref" id="fnref:13" href="#fn:13"><sup>13</sup></a> PKI repository</li> <li>Automation: <a href="/facts/Ansible_(software)/g8nwgwBG">ansible</a>, napalm, Netmiko, <a href="/facts/Salt_(software)/bpCEck56">Salt Stack</a>, <a href="https://cloud-init.io/">cloud-init</a>, <a href="/facts/Python_(programming_language)/YbuGqofa">python</a> sdk. cloud-init ready images can be built with <a href="https://github.com/vyos/vyos-build">vyos-build</a> or <a href="/facts/HashiCorp/MqGqbgDm">packer</a></li> <li>Monitoring: integrations with <a href="/facts/Zabbix/teYBNBX9">Zabbix</a>, FastNetMon and <a href="/facts/Prometheus_(software)/Vlcfymdn">Prometheus</a>/<a href="/facts/Grafana/TRPcySe0">Grafana</a>.<a class="footnote-ref" id="fnref:14" href="#fn:14"><sup>14</sup></a></li> <li>Platform and Image Support: VyOS images can be created using <a href="https://github.com/vyos/vyos-build">vyos-build</a> for the following platforms: amd64, ISO, and cloud images for AWS, Azure, Edgecore, XCP-NG, <a href="/facts/QEMU/s6utqULJ">Qemu</a>/<a href="/facts/Proxmox_Virtual_Environment/Rb2WFVpd">Proxmox</a>, VMware.</li></ul> <h2 id="releases">Releases</h2> <p>VyOS version 1.0.0 (Hydrogen) was released on December 22, 2013.<a class="footnote-ref" id="fnref:15" href="#fn:15"><sup>15</sup></a><a class="footnote-ref" id="fnref:16" href="#fn:16"><sup>16</sup></a> On October 9, 2014, version 1.1.0 (Helium) was released.<a class="footnote-ref" id="fnref:17" href="#fn:17"><sup>17</sup></a> All versions released thus far have been based on <a href="/facts/Debian/cBd93qfJ">Debian</a> 6.0 (Squeeze), and are available as 32-bit images and 64-bit images for both physical and <a href="/facts/Virtual_machines/BLevU3sx">virtual machines</a>.<a class="footnote-ref" id="fnref:18" href="#fn:18"><sup>18</sup></a> </p><p>On January 28, 2019, version 1.2.0 (Crux) was released.<a class="footnote-ref" id="fnref:19" href="#fn:19"><sup>19</sup></a> Version 1.2.0 is based on Debian 8 (Jessie). While version 1.0 and 1.1 were named after elements, a new naming scheme based on constellations is used from version 1.2.<a class="footnote-ref" id="fnref:20" href="#fn:20"><sup>20</sup></a> </p><p>VyOS 1.3.0 (Equuleus) is based on Debian 10 (Buster)<a class="footnote-ref" id="fnref:21" href="#fn:21"><sup>21</sup></a> and was released on December 21, 2021. Equuleus brought many long-desired features, most notably an SSTP VPN server, an IPoE server, an OpenConnect VPN server, and a serial console server. It also included reworked support for WWAN interfaces, support for GENEVE and MACSec interfaces, VRF, IS-IS routing, preliminary support for MPLS and LDP, among many other features.<a class="footnote-ref" id="fnref:22" href="#fn:22"><sup>22</sup></a> </p><p>Currently, VyOS 1.4.0 (Sagitta) in GA (General Access) stage, with the latest version being VyOS 1.4.0 GA LTS.<a class="footnote-ref" id="fnref:23" href="#fn:23"><sup>23</sup></a> This version was developed based on Debian 12 (Bookworm).<a class="footnote-ref" id="fnref:24" href="#fn:24"><sup>24</sup></a> </p> <h3>Release History</h3> <table><tbody><tr><th>Release</th><th>Version</th><th>Date</th><th>Base Debian system</th></tr><tr><td rowspan="6">Hydrogen</td><td>1.0.0</td><td>December 22, 2013</td><td rowspan="15">Debian 6 (Squeeze)</td></tr><tr><td>1.0.1</td><td>January 17, 2014</td></tr><tr><td>1.0.2</td><td>February 3, 2014</td></tr><tr><td>1.0.3</td><td>May 9, 2014</td></tr><tr><td>1.0.4</td><td>June 16, 2014</td></tr><tr><td>1.0.5</td><td>September 26, 2014</td></tr><tr><td rowspan="9">Helium</td><td>1.1.0</td><td>October 9, 2014</td></tr><tr><td>1.1.1</td><td>December 8, 2014</td></tr><tr><td>1.1.2</td><td>January 22, 2015</td></tr><tr><td>1.1.3</td><td>January 28, 2015</td></tr><tr><td>1.1.4</td><td>March 9, 2015</td></tr><tr><td>1.1.5</td><td>March 25, 2015</td></tr><tr><td>1.1.6</td><td>August 17, 2015</td></tr><tr><td>1.1.7</td><td>February 17, 2016</td></tr><tr><td>1.1.8</td><td>November 13, 2017</td></tr><tr><td rowspan="12">Crux</td><td>1.2.0</td><td>January 28, 2019</td><td rowspan="12">Debian 8 (Jessie)</td></tr><tr><td>1.2.1</td><td>April 16, 2019</td></tr><tr><td>1.2.2</td><td>July 15, 2019</td></tr><tr><td>1.2.3</td><td>September 5, 2019</td></tr><tr><td>1.2.4</td><td>January 1, 2020</td></tr><tr><td>1.2.5</td><td>April 14, 2020</td></tr><tr><td>1.2.6</td><td>September 18, 2020</td></tr><tr><td>1.2.6-S1</td><td>September 28, 2020</td></tr><tr><td>1.2.7</td><td>March 25, 2021</td></tr><tr><td>1.2.8</td><td>July 6, 2021</td></tr><tr><td>1.2.9</td><td>December 2, 2022</td></tr><tr><td>1.2.9-S1</td><td>March 22, 2023</td></tr><tr><td rowspan="10">Equuleus</td><td>1.3.0</td><td>December 21, 2021</td><td rowspan="10">Debian 10 (Buster)</td></tr><tr><td>1.3.1</td><td>March 21, 2022</td></tr><tr><td>1.3.1-S1</td><td>March 30, 2022</td></tr><tr><td>1.3.2</td><td>September 7, 2022</td></tr><tr><td>1.3.3</td><td>June 22, 2023</td></tr><tr><td>1.3.4</td><td>October 17, 2023</td></tr><tr><td>1.3.5</td><td>December 15, 2023</td></tr><tr><td>1.3.6</td><td>February 14, 2024</td></tr><tr><td>1.3.7</td><td>May 13, 2024</td></tr><tr><td>1.3.8</td><td>June 24, 2024</td></tr><tr><td rowspan="8">Sagitta</td><td>1.4.0</td><td>February 22, 2024</td><td rowspan="3">Debian 12 (Bookworm)</td></tr><tr><td>1.4.1</td><td>December 20, 2024</td></tr><tr><td>1.4.2</td><td>April 3, 2025</td></tr></tbody></table> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/List_of_router_and_firewall_distributions/W78STEQ4">List of router and firewall distributions</a></li></ul> <h2 id="external-links">External links</h2> <ul><li><a href="https://vyos.io/">Official website</a></li> <li><a href="https://www.distrowatch.com/table.php?distribution=vyos">VyOS</a> at <a href="/facts/DistroWatch/PXUkruJo">DistroWatch</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"VyOS home page". Retrieved November 9, 2014. <a href="https://www.vyos.io/" target="_blank">https://www.vyos.io/</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>"VyOS on DistroWatch.com". Retrieved November 9, 2014. <a href="http://distrowatch.com/table.php?distribution=vyos" target="_blank">http://distrowatch.com/table.php?distribution=vyos</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>Review: 6 slick open source routers | InfoWorld [dead link] <a href="https://www.infoworld.com/article/3106865/networking/review-6-slick-open-source-routers.html" target="_blank">https://www.infoworld.com/article/3106865/networking/review-6-slick-open-source-routers.html</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"How to reach 100Gbit routing on VyOS – part 1". Archived from the original on August 23, 2024. Retrieved June 5, 2024. <a href="https://web.archive.org/web/20240823055945/https://bontekoe.technology/vyos-100gbit-part-1/" target="_blank">https://web.archive.org/web/20240823055945/https://bontekoe.technology/vyos-100gbit-part-1/</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"Vyatta now rehosted to github as VyOS : networking". reddit. October 11, 2013. <a href="https://reddit.com/r/networking/comments/1o7n16/vyatta_now_rehosted_to_github_as_vyos/" target="_blank">https://reddit.com/r/networking/comments/1o7n16/vyatta_now_rehosted_to_github_as_vyos/</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>"[Release] VyOS 1.0.0 - (an enhanced fork, based from the old vyatta project) : networking". reddit. December 22, 2013. <a href="https://www.reddit.com/r/networking/comments/1thfaw/release_vyos_100_an_enhanced_fork_based_from_the/" target="_blank">https://www.reddit.com/r/networking/comments/1thfaw/release_vyos_100_an_enhanced_fork_based_from_the/</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> <li id="fn:7"><p>"History — VyOS 1.3.x (equuleus) documentation". docs.vyos.io. Retrieved May 20, 2024. <a href="https://docs.vyos.io/en/equuleus/introducing/history.html" target="_blank">https://docs.vyos.io/en/equuleus/introducing/history.html</a> <a href="#fnref:7" class="footnote-back-ref">↩</a></p></li> <li id="fn:8"><p>Andamasov, Yuriy. "Sentrium? What Sentrium?". blog.vyos.io. Retrieved May 20, 2024. <a href="https://blog.vyos.io/sentrium-what-sentrium" target="_blank">https://blog.vyos.io/sentrium-what-sentrium</a> <a href="#fnref:8" class="footnote-back-ref">↩</a></p></li> <li id="fn:9"><p>Andamasov, Yuriy. "VyOS Networks Announces Strategic Acquisition and Integration of Sentrium SL as VyOS Networks Iberia". www.prnewswire.co.uk. Retrieved October 25, 2024. <a href="https://www.prnewswire.co.uk/news-releases/vyos-networks-announces-strategic-acquisition-and-integration-of-sentrium-sl-as-vyos-networks-iberia-302267614.html" target="_blank">https://www.prnewswire.co.uk/news-releases/vyos-networks-announces-strategic-acquisition-and-integration-of-sentrium-sl-as-vyos-networks-iberia-302267614.html</a> <a href="#fnref:9" class="footnote-back-ref">↩</a></p></li> <li id="fn:10"><p>"Products – VyOS". Retrieved April 11, 2021. <a href="https://vyos.io/products/" target="_blank">https://vyos.io/products/</a> <a href="#fnref:10" class="footnote-back-ref">↩</a></p></li> <li id="fn:11"><p>"Command Line Interface — VyOS 1.5.x (circinus) documentation". docs.vyos.io. Retrieved May 21, 2024. <a href="https://docs.vyos.io/en/latest/cli.html" target="_blank">https://docs.vyos.io/en/latest/cli.html</a> <a href="#fnref:11" class="footnote-back-ref">↩</a></p></li> <li id="fn:12"><p>Baturin, Daniil. "Configuration versioning and archiving in VyOS". blog.vyos.io. Retrieved May 21, 2024. <a href="https://blog.vyos.io/configuration-versioning-and-archiving-in-vyos" target="_blank">https://blog.vyos.io/configuration-versioning-and-archiving-in-vyos</a> <a href="#fnref:12" class="footnote-back-ref">↩</a></p></li> <li id="fn:13"><p>Baturin, Daniil. "VyOS 1.4.0 GA release". blog.vyos.io. Retrieved June 5, 2024. <a href="https://blog.vyos.io/vyos-1.4.0-ga-release" target="_blank">https://blog.vyos.io/vyos-1.4.0-ga-release</a> <a href="#fnref:13" class="footnote-back-ref">↩</a></p></li> <li id="fn:14"><p>"Monitoring VyOS with Prometheus/Grafana". VyOS Forums. June 6, 2024. Retrieved June 16, 2024. <a href="https://forum.vyos.io/t/monitoring-vyos-with-prometheus-grafana/14649" target="_blank">https://forum.vyos.io/t/monitoring-vyos-with-prometheus-grafana/14649</a> <a href="#fnref:14" class="footnote-back-ref">↩</a></p></li> <li id="fn:15"><p>"Hydrogen". Archived from the original on December 8, 2015. Retrieved December 24, 2013. <a href="https://web.archive.org/web/20151208102512/http://vyos.net/wiki/Hydrogen" target="_blank">https://web.archive.org/web/20151208102512/http://vyos.net/wiki/Hydrogen</a> <a href="#fnref:15" class="footnote-back-ref">↩</a></p></li> <li id="fn:16"><p>"VyOS - 1.0.0 release". December 22, 2013. Archived from the original on December 8, 2015. Retrieved December 4, 2015. <a href="https://web.archive.org/web/20151208103857/http://blog.vyos.net/post/70809659670/100-release" target="_blank">https://web.archive.org/web/20151208103857/http://blog.vyos.net/post/70809659670/100-release</a> <a href="#fnref:16" class="footnote-back-ref">↩</a></p></li> <li id="fn:17"><p>"VyOS - 1.1.0 release". October 9, 2014. Archived from the original on December 8, 2015. Retrieved December 4, 2015. <a href="https://web.archive.org/web/20151208152838/http://blog.vyos.net/post/99607428923/110-release" target="_blank">https://web.archive.org/web/20151208152838/http://blog.vyos.net/post/99607428923/110-release</a> <a href="#fnref:17" class="footnote-back-ref">↩</a></p></li> <li id="fn:18"><p>"VyOS - 1.0.0 release". December 22, 2013. Archived from the original on December 8, 2015. Retrieved December 4, 2015. <a href="https://web.archive.org/web/20151208103857/http://blog.vyos.net/post/70809659670/100-release" target="_blank">https://web.archive.org/web/20151208103857/http://blog.vyos.net/post/70809659670/100-release</a> <a href="#fnref:18" class="footnote-back-ref">↩</a></p></li> <li id="fn:19"><p>"VyOS 1.2 (Crux) released". January 28, 2019. Retrieved January 30, 2019. <a href="https://blog.vyos.io/vyos-1.2-crux-released" target="_blank">https://blog.vyos.io/vyos-1.2-crux-released</a> <a href="#fnref:19" class="footnote-back-ref">↩</a></p></li> <li id="fn:20"><p>"VyOS development news in August and September". September 16, 2018. Retrieved January 30, 2019. <a href="https://blog.vyos.io/vyos-development-news-in-august-and-september" target="_blank">https://blog.vyos.io/vyos-development-news-in-august-and-september</a> <a href="#fnref:20" class="footnote-back-ref">↩</a></p></li> <li id="fn:21"><p>Baturin, Daniil. "VyOS 1.3.0-epa1 release". blog.vyos.io. Retrieved May 20, 2024. <a href="https://blog.vyos.io/vyos-1.3.0-epa1-release" target="_blank">https://blog.vyos.io/vyos-1.3.0-epa1-release</a> <a href="#fnref:21" class="footnote-back-ref">↩</a></p></li> <li id="fn:22"><p>"History — VyOS 1.3.x (equuleus) documentation". docs.vyos.io. Retrieved May 20, 2024. <a href="https://docs.vyos.io/en/equuleus/introducing/history.html" target="_blank">https://docs.vyos.io/en/equuleus/introducing/history.html</a> <a href="#fnref:22" class="footnote-back-ref">↩</a></p></li> <li id="fn:23"><p>Baturin, Daniil. "VyOS 1.4.0 GA release". blog.vyos.io. Retrieved June 5, 2024. <a href="https://blog.vyos.io/vyos-1.4.0-ga-release" target="_blank">https://blog.vyos.io/vyos-1.4.0-ga-release</a> <a href="#fnref:23" class="footnote-back-ref">↩</a></p></li> <li id="fn:24"><p>Baturin, Daniil. "VyOS 1.4.0-rc1 release candidate". blog.vyos.io. Retrieved May 20, 2024. <a href="https://blog.vyos.io/vyos-1.4.0-rc1-release-candidate" target="_blank">https://blog.vyos.io/vyos-1.4.0-rc1-release-candidate</a> <a href="#fnref:24" class="footnote-back-ref">↩</a></p></li> </ol>