Routing lab examples:

• Simple BGP/RIP/OSPF lab with Quagga
• BGP Route Reflector and Confederation using Quagga and Bird
• OSPF inter-area loop prevention
• Multicast with PIM-DM

High availability examples:

• Simple VRRP lab
• Simple uCarp lab (old version)

PPP/L2TP example:

• Simple PPPoE (client/server) and L2TP (LAC/LNS) lab with mpd

DHCP example:

• DHCP Relay and DHCP Server lab

Performance:

• Setting up a forwarding performance benchmark lab
• IBM eServer 306m with Intel 82546GB
• Network performance tuning on Low-End Hardware

Misc:

• Management of BSDRP
• Maximum BSDRP features lab (used for testing BSDRP before publish release)

If you want to easly generate a router lab, follow this How to build a BSDRP router lab.