7 This section identifies the features associated with Layer 2:
15 * Cisco Discovery Protocol
16 * Link Layer Discovery Protocol (LLDP)
18 Link Layer Control Protocol
19 ---------------------------
20 * Bit Index Explicit Replication – Link Layer Multi-cast forwarding.
21 * Link Layer Control (LLC) - multiplex protocols over the MAC layer.
22 * Spatial Reuse Protocol (SRP)
23 * High-Level Data Link Control (HDLC)
24 * Logical link control (LLC)
25 * Link Agg Control Protocol (Active/Active, Active/Passive) – 18.04
27 Virtual Private Networks
28 ------------------------
31 * MPLS-o-Ethernet – Deep label stacks supported
33 * Virtual Private LAN Service (VPLS)
36 * Tag-rewrite (VTR) - push/pop/Translate (1:1,1:2, 2:1,2:2)
37 * Ethernet flow point Filtering
38 * Layer 2 Cross Connect
43 * MAC Learning (50k addresses)
44 * Split-horizon group support
51 * Bidirectional Forwarding Detection
53 Integrated Routing and Bridging (IRB)
54 -------------------------------------
55 * Flexibility to both route and switch between groups of ports.
56 * Bridged Virtual Interface (BVI) Support, allows traffic switched traffic to be routed.