CCNA 4.5: Describe WAN access connectivity options
Overview: WAN access connectivity options include MPLS, Metro Ethernet, Broadband PPPoE, Internet VPN (DMVPN, site-to-site VPN, client VPN) 4.5.a MPLS Multiprotocol Label Switching directs data from one network node to the next based on short path labels rather than long network addresses avoiding complex lookups in a routing table. Multiprotocol – protocol independent transport. […]