Assume a private internet uses three different protocols at the data-link layer (L1, L2, and L3). Redraw

Question:

Assume a private internet uses three different protocols at the data-link layer (L1, L2, and L3). Redraw Figure 2.10 with this assumption. Can we say that, in the data-link layer, we have demultiplexing at the source node and multiplexing at the destination node?

Figure 2.10

HTTP DNS SNMP •• ISNMP HTTP FTP FTP DNS TCP UDP TCP UDP IP IP b. Demultiplexing at destination a. Multiplexing at so