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Which table functionality was introduced with OpenFlow 1.3?
A. ARP
B. Metering
C. Flow
D. Matching
Correct Answer: B
Explanation/Reference:
Explanation: OpenFlow version 1.3 is the latest version of OpenFlow that has support from switch vendors. It is significantly different from OpenFlow version 1.0 (which was the previous version several vendors supported). Among others, the main features added since then are:
1.1: Support for MPLS, Q-in-Q, VLANs, multipath, multiple tables, logical ports 1.2: Support for extensible headers (in match, packet_in, set_field), IPv6
1.3: Support for tunneling, per-flow traffic meters, Provider Backbone Bridging
Reference: OpenFlow version 1.3 tutorial
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