Cisco+lab+162

Cisco Lab 1.6.2

It looks like you’re trying to reference — likely from a Cisco Networking Academy course (e.g., CCNA, ITN, or R&S).

Key Topics:

Lab 162 likely covers essential security protocols and hardening techniques, such as: Implementing Access Control Lists (ACLs) to manage traffic.

Cisco Lab 1.6.2 serves as a gateway to professional network management. The objective is to establish a secure, functional communication path between two subnets using a router and switch. By performing these configurations, administrators ensure that network hardware is identifiable, secure against unauthorized access, and capable of routing traffic efficiently. Phase 1: Physical Topology and Initialization

This is the most common lab associated with the search parameters. It focuses on the fundamental initial configuration of a Cisco router. CliffsNotes Objectives

• Mistake: Thinking 0.0.0.255 is a subnet mask (it’s not).
• Fix: Remember 0 = Check, 255 = Ignore. 0.0.0.255 means "check the first 24 bits exactly."

R3(config)# access-list 162 deny tcp any host 192.168.3.10 eq 23 R3(config)# access-list 162 deny tcp any host 192.168.3.10 eq 21 R3(config)# access-list 162 permit tcp host 10.0.0.100 host 192.168.3.10 eq 22 R3(config)# access-list 162 permit tcp any host 192.168.3.10 eq 443 R3(config)# access-list 162 permit tcp any host 192.168.3.10 eq 80 R3(config)# access-list 162 permit icmp any any R3(config)# access-list 162 permit ip any any

show ipv6 interface brief

: This gives you a quick snapshot of all interfaces, their status (up/up), and their assigned GUAs and LLAs.