3 ms·
Various things happened. Improvements made doing longest-prefix matching in hardware possible for IP routing. MPLS came along which allowed service separation
by topranks 8y ago
Various things happened. Improvements made doing longest-prefix matching in hardware possible for IP routing. MPLS came along which allowed service separation and traffic engineering across a packet switched core.
Customers only wanted Ethernet/IP so the overhead of running an ATM layer in the middle didn’t make financial sense.