Synopsis # This chapter describes deploying Multiprotocol Label Switching (MPLS) on OpenBSD with the in-base Label Distribution Protocol daemon ldpd(8) . It covers enabling MPLS on interfaces with ifconfig(8) , core label switching using LDP as signaled by ldpd.conf(5) , Layer-3 MPLS VPNs using the Provider Edge interface mpe(4) with bgpd.conf(5) , and Layer-2 VPLS pseudowires with mpw(4) . Use LDP for simple, interoperable label distribution across an IGP domain; apply BGP-based VPNs where y...