Frame relay had a good run, but the rise of MPLS VPNs has spelled the beginning of the end for the old WAN technology. VPNs burst on the scene in the late 1990s as a way to use the Internet securely ...
VPNs have pretty much buried frame relay as a WAN technology, according to a survey by Forrester Research. According to the report, 48% of businesses surveyed use site-to-site VPNs for WAN ...