Ccna-2v7.0 Case Study -rev B- Direct

Chicago Router:

A critical best practice reinforced in Rev B is the modification of the native VLAN from the default VLAN 1 to an unused VLAN (e.g., VLAN 99) to prevent VLAN hopping attacks. The command switchport trunk native vlan 99 is applied. Additionally, switchport mode trunk and explicitly allowed VLANs using switchport trunk allowed vlan add ... ensure only required traffic traverses the trunk. ccna-2v7.0 case study -rev b-

: The case study forces a practical comparison between manual static route management and the automated discovery provided by dynamic protocols like OSPFv2 , highlighting why certain environments might prefer the lower overhead of static routes despite their lack of scalability. Chicago Router: A critical best practice reinforced in

interface g0/0/1.20 encapsulation dot1Q 20 ip address 192.168.20.1 255.255.255.0 ccna-2v7.0 case study -rev b-