Ccna-2v7.0 Case Study -rev B- Jun 2026

Security is a priority from the start. On all routers and switches (like CHG-RTR, PHX-SW-1, and BAN-RTR), you must:

Apply ACLs, Port Security, and NAT rules at the Internet edge router. Troubleshooting Checklist

Build or verify the Packet Tracer topology exactly as specified in the assignment sheet. Ensure correct cable choices (Straight-through vs. Crossover vs. Serial).

Configure Router-on-a-Stick (ROAS) on branch routers, ensuring VLAN 77 is set as the native VLAN. 3.2 IPv4 and IPv6 Routing ccna-2v7.0 case study -rev b-

: Configure a domain name (e.g., cisco.com ), generate 1024-bit RSA keys, and enable SSH version 2 on VTY lines.

Each subinterface serves as the default gateway for its respective VLAN. Verification includes show ip route and pinging between hosts on different VLANs.

Common troubleshooting issues include mismatched native VLANs, incorrect subinterface encapsulation, and missing default gateways on hosts. Security is a priority from the start

Configure a backup path with a higher Administrative Distance (AD) than the primary link (e.g., AD of 50) to preserve connectivity if the primary ISP link fails.

interface range GigabitEthernet0/21 - 24 switchport mode access switchport access vlan 30

To limit processing overhead, the topology uses strict exit-interface and fully specified static routing configurations instead of dynamic routing protocols. CCNA 2 v7 Final Exam Answers Overview Study Guide - Quizlet Ensure correct cable choices (Straight-through vs

Convert interfaces connecting to routers from Layer 2 to Layer 3 using no switchport .

| Device | Interface | IP Address | Subnet Mask | Gateway | |--------|-----------|------------|-------------|---------| | R1 G0/0/0 | WAN to R2 | 10.1.12.1 | 255.255.255.252 | N/A | | R1 G0/0/1 | VLAN 10 GW | 192.168.10.1 | 255.255.255.0 | N/A | | R2 G0/0/0 | WAN to R1 | 10.1.12.2 | 255.255.255.252 | N/A | | R2 G0/0/1 | VLAN 20 GW | 192.168.20.1 | 255.255.255.0 | N/A | | R3 G0/0/0 | WAN to R2 | 10.1.23.2 | 255.255.255.252 | N/A | | PC1 | VLAN 10 | 192.168.10.10 | 255.255.255.0 | 192.168.10.1 |