Timos-sr-13.0.r4-vm.qcow2 _hot_ Jun 2026

virtualized operating system, known as (Terabit Interactive Modular Operating System) . It is primarily used by network engineers for labbing, testing, and simulations within network emulation environments like GNS3 . Technical Specifications According to GNS3 registry data and documentation: Product: Alcatel-Lucent 7750 Service Router Software Version: 13.0.R4.

Version 13.0.r4 stabilizes the Segment Routing Traffic Engineering (SR-TE) policy infrastructure. You can build a 5-node virtual topology using libvirt, configure IS-IS with SR extensions, and test path computation with PCEP (PCE Protocol). Timos-sr-13.0.r4-vm.qcow2

While newer versions of SR OS (like 19.x, 21.x, or 23.x) are available, version 13 remains a staple in many study curriculums for a few reasons: virtualized operating system