PhoenixSW-1# configure terminal PhoenixSW-1(config)# hostname PHX-SW-1 PHX-SW-1(config)# service password-encryption PHX-SW-1(config)# enable secret class PHX-SW-1(config)# no ip domain-lookup PHX-SW-1(config)# banner motd #UNAUTHORIZED ACCESS IS STRICTLY PROHIBITED# PHX-SW-1(config)# login block-for 60 attempts 3 within 60 PHX-SW-1(config)# ip domain-name cisco.com PHX-SW-1(config)# crypto key generate rsa general-keys modulus 1024 PHX-SW-1(config)# ip ssh version 2 PHX-SW-1(config)# line console 0 PHX-SW-1(config-line)# password cisco PHX-SW-1(config-line)# logging synchronous PHX-SW-1(config-line)# exec-timeout 5 0 PHX-SW-1(config-line)# exit PHX-SW-1(config)# line vty 0 15 PHX-SW-1(config-line)# transport input ssh PHX-SW-1(config-line)# login local PHX-SW-1(config-line)# exit Use code with caution. Switchport Security Implementation
This assumes a typical scenario where you are given a network topology with multiple routers, switches, VLANs, static/dynamic routing, ACLs, NAT, and DHCP. Adjust the IP addressing and device names to match your specific case study details.
: Every configured interface must be explicitly given a predictable link-local address (e.g., FE80::1 for the Border Router and FE80::2 for the Bangor Router) to simplify local next-hop resolutions. Phase II: Core Device Configuration Matrix
The foundational step involves mapping out the VLAN topologies across the respective corporate offices and subnets. The Phoenix branch typically demands multi-department segmentation alongside a wireless management space. VLAN Mapping Example : Management & Operations VLAN 20 : Corporate Users ccna-2v7.0 case study -rev b-
The following sections will delve into each of these topics, explaining how they manifest in the case study.
BangorRouter(config)# ipv6 route 2001:C47:F8A5:300::/64 gigabitethernet 0/0/0 BangorRouter(config)# ipv6 route ::/0 2001:C47:F8A5:77::1 Use code with caution. Phase V: Wireless LAN Integration
This technical guide provides an exhaustive breakdown of the design, configuration, and security implementations required to successfully execute the Case Study (Rev B) using Cisco IOS commands. Architectural Design & Core Requirements : Every configured interface must be explicitly given
To ensure complete network reachability, administrators must configure traditional static pathways along with standard fallback default routes. This requires a fully specified path mapping configuration for the IPv6 topology:
Because devices in different VLANs cannot natively communicate at Layer 2, a router or Layer 3 switch must route traffic between subnets. The standard CCNA 2 approach utilizes subinterfaces on a single physical router port.
It’s a critical exercise for anyone preparing for the new CCNA 200-301 exam. It moves beyond individual chapter labs and forces you to integrate skills like: 🔹 Subnetting and Addressing Schemes. 🔹 VLAN & Trunk configuration. 🔹 Inter-VLAN Routing (Router-on-a-Stick or L3 Switching). 🔹 DHCP & DNS services. 🔹 Security (Port Security, SSH, ACLs). VLAN Mapping Example : Management & Operations VLAN
Configuring stateless or stateful DHCPv6 for IPv6 address management. Redundancy and Reliability: Using protocols like Spanning-Tree (STP) for loop prevention and EtherChannel for increased link bandwidth and redundancy. Wireless LAN (WLAN):
Use show ip route and show ipv6 route to ensure all routes are in the routing table.
: Securing remote access via SSHv2, hardening switch ports, and mitigating LAN-based vector attacks. Phase I: Dual-Stack Addressing and VLAN Segmentation