Find the spanning tree for the bridged network topology shown in Figure 1 considently B1 is the root bridge. A B 2/139 AD LAN 1 1 Address port Bridge 1 Bridge 2 2 2 C Figure 1: Bridged network topology Address port D LAN 2

Moving to the next question prevents changes to this answer. Quèstion 1 OSI reference model and TCP/IP networking models are often used to understand the parts of a network communication. a. Write down layers of OSI Reference Model. b. Explain in short purpose of each layer individually in OSI Reference model C. Explain how TCP/IP stack model simplifies OSI Reference Model? For the toolbar, press ALT++F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 14px オ() hp

Design a network with your own VLSM example and submit the diagram showing the labels and IP for each host, switch and routing device. You can use a drawing software.

Consider the Ethernet networks shown in the below exhibit to answer the following questions. Fa0 PCO Fa0 PC3 Fa0/0 Fa0/1 | Fa0/3 Etho/D/0, FaD2 s1 Fa0/1 R1 Fa0 Fa0/0 Fa0/1 R2 PC1 Fa0/1 Fa0/3. S2 Fa0 PC2 The network interface settings of PCs are: Logical Address Physical Address PCO 192.168.2.2 0060.5C32.9A15 PC1 192.168.2.3 0001.6363.6BAA PC2 192.168.3.2 00E0.F9A1.0864 PC3 192.168.0.2 0001.C935.08C3 The network interface settings of routers are: Logical Address Physical Address R1-Fa0/0 192.168.0.1 0004.9A31.C501 R1-Fa0/1 192.168.1.1 0004.9A31.C502 R1-Eth0/0/0 192.168.2.1 0060.2F70.0D9B R2-Fa0/0 192.168.1.2 0002.1641.6301 R2-Fa0/1 192.168.3.1 0002.1641.6302 Suppose that the ARP cache of PC0 is empty. Write down the contents of the cache, after PC0 has sent packets to PC1 and PC3 using the following format: Physical Address Internet Address Communicate with PC 1 Communicate with PC 3

Explain the concept of VLAN tagging (802.1Q) in Ethernet frames. How does it contribute to VLAN segmentation?