Cisco ENCOR 350-401 case studies

Cisco ENCOR 350-401 · Put your knowledge to work in context.

The Cisco ENCOR 350-401 exam, formally Implementing Cisco Enterprise Network Core Technologies, is the core written exam on the CCNP Enterprise path. Candidates typically work as enterprise network engineers, administrators, or architects who design, deploy, and operate Cisco campus, branch, and WAN infrastructure, and who need to prove breadth across routing, switching, wireless, security, virtualization, assurance, and automation rather than depth in a single track. The Cisco ENCOR 350-401 case studies are 5 cases and about 3,327 words.

Campus Refresh: Routed Access vs. Layer 2 Access with 1,200 Users

Your employer runs a three-building campus with 1,200 users and about 1,900 access ports. Each building has a pair of Catalyst 9300 distribution switches and 16 wiring closets; every closet has 2×10G uplinks, one to each distribution switch.

683 words, about 3 min 2

VXLAN EVPN Stretch with a Non-VXLAN Firewall and Missing Multicast License

Your company is deploying a VXLAN EVPN fabric in two data centers 40 km apart. Each site has two Nexus 93180YC-FX spines and four leaf switches running NX-OS 10.2, managed by a central NDFC.

681 words, about 3 min 3

OSPF Area 0 Split Across a Metro Ethernet Link Left in Area 10

Your company runs OSPF process 1 across two regional hubs and 30 branches. Hub-A is in area 0 and connects to area 1 branches; Hub-B was added last year and connects to area 2 branches.

705 words, about 4 min 4

Intermittent Voice Loss on a 20G LACP Port-Channel with a Single Elephant Flow

Users on VLAN 20 report intermittent voice clipping and a 2–3% packet loss rate during business hours. The affected users are in one building connected by a two-member 20G LACP port-channel from a Catalyst 9300 stack to a core pair.

647 words, about 3 min 5

802.1X and MAB Rollout with Legacy Controllers and Shared Phone Ports

Your company is deploying 802.1X and MAB on 60 Catalyst access switches with Cisco ISE. The endpoint inventory includes 3,000 Windows laptops with a supplicant, 900 printers and cameras that support only MAB, 200 legacy controllers with no supplicant and no documented MAC addresses, and 150 IP phones.

611 words, about 3 min