Image for use with sflow-rt/containerlab⁠ topologies. Emulates a switch using FRRouting⁠ and Host sFlow⁠ software running on Alpine Linux.

Environment variables

• COLLECTOR IP address to receive sFlow, default none
• POLLING sFlow counter polling interval, default 30
• SAMPLING sFlow packet sampling rate, default 1000
• LOCAL_AS ASN for this router, default 65000
• NEIGHBORS Space separated list of interface names connecting to BGP neighbors, default eth1 eth2
• HOSTPORT Name of interface connecting to host, default eth3
• HOSTNET Address/mask to apply to HOSTPORT or evpn, default none
• EVPNSRC Loopback address used to terminate EVPN tunnels, default none
• CTLASN ASN associated with BGP controller, triggers BGP connection to COLLECTOR, default none
• FLOWSPEC Set to yes to enable BGP Flowspec, default no
• RTBH Set address for null routed nexthop, default none