🌐 IP Network Modeling LabLIVE
Full topology builder: drag-and-drop routers and switches; run OSPF, IS-IS, BGP, MPLS LDP, SR-MPLS, EVPN/VXLAN. Realistic CLI for Cisco, Juniper, Arista, Nokia.
OSPF/BGPSR-MPLSEVPN
🔁 Network Redundancy SimLIVE
Toggle link and device failures across a three-tier core/distribution/access topology. Computes end-to-end availability, downtime/yr, and connectivity using series/parallel reliability math.
AvailabilityFailoverSLA
📊 QoS Congestion SimulatorLIVE
Set link capacity and per-class offered traffic (voice/video/data) with DSCP priorities. Strict-priority scheduling shows per-class throughput, drops, and latency as link saturates.
QoSDSCPCBWFQ
🗂️ Subnet & VLAN VisualizerLIVE
Define VLAN segments with host counts and watch VLSM allocate non-overlapping subnets from a /16 block. Visualizes address blocks, usable hosts, and address waste.
VLSMVLANIPAM