CCNP Wireless IUWMS (642-746) Exam Overview

Implementing Cisco Unified Wireless Mobility Services

Exam Number:  642-746

Associated Certifications:  CCNP Wireless

Duration:  90 minutes (50-60 questions)

Available Languages:  English

642-746 IUWMS Exam Topics (Blueprint)

Exam Description

The 642-746 IUWMS Implementing Cisco Unified Wireless Mobility Services exam is the exam associated with the CCNP Wireless certification. This exam assesses a candidate’s capability to integrate mobility services into the WLAN, to tune and troubleshoot the WLAN, and to implement indoor enterprise mesh networks. Candidates can prepare for this exam by taking the IUWMS Implementing Cisco Unified Wireless Mobility Services course.

Exam Topics

The following information provides general guidelines for the content likely to be included on the exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes the guidelines below may change at any time without notice

I.  Implement Location Based Services
A.  Describe the impact of DAS for location based services
B.  Tracking mobile clients
  • Either active RFID tag or WiFi devices
C.  Understand the applications of RFID
  • Compare and contrast WCS and MobileView
D.  Calibrate RSSI for the Cisco and AeroScout implementation
E.  Configure, generate, interpret location and event notifications
F.  Configure and tune the location appliance
  • Understand WCS/MSE/WLC traffic patterns impact on design
  • NMSP
G.  Understand AP/antenna deployment model for location
H.  Understand location techniques:
  • Angulations
  • Cell of origin
  • TDoA/ToA Lateration
  • RSS Lateration
  • Pattern Recognition
  • RF Fingerprinting
II.  Design WLAN infrastructure for mobility
A.  Understand single SSID designs w/ mobility
  • AP group VLANs
  • IBN
  • Single SSID/Multiple WLAN
B.  Understand implications of L2 and L3 roaming:
  • Avoid salt and pepper
  • Minimize intercontroller roaming
  • Symmetric and asymmetric tunneling
C.  Design for high availability
  • Legacy primary/secondary/tertiary
  • Backup primary/backup secondary outside of mobility group
  • Enhanced timers
  • AP fallback
  • AP prioritization
  • Anchor controller redundancy
  • RF redundancy – coverage hole, RRM, double AP
D.  Understand and utilize best practices:
  • LAG vs. Port-based
  • RF groups
  • H-REAP
  • AP count; per-subnet limitation
  • Client subnet sizing considerations
E.  Define and implement mobility groups/domain:
  • AP regulatory domain flexibility
  • 24/48/72 WLC mobility size
F.  Understand workgroup bridges
  • WCS managements
  • Differences between workgroup and universal bridges
  • Considerations for using workgroup bridges
III. Implement MSE architecture
A.  Describe MSE architecture:
  • Context aware
  • Adaptive wireless IPS
  • Secure client manager
  • Mobile intelligent roaming (dual mode phone)
  • Voice
  • Guest access
  • Spectrum intelligence
  • Scalability
B.  Load MSE application
C.  Integrate third party applications
  • Server engines
  • Licensing
  • Common API
D.  Integrate and manage MSE with WCS
  • Location
  • Enable tracking
  • Define the MSE parameters
  • Understand advanced parameters
E.  Troubleshoot MSE
  • Debug of Network Mobility Services Protocol (NMSP)
  • Debug of controller
IV. Implement and manage Enterprise Mesh (indoor)
A.  Describe Mesh and benefits
B.  Describe Mesh operation modes
  • RAP
  • MAP
  • Ethernet bridge functionality for mesh
C.  Implement Mesh:
  • Hop count
  • Backhaul caveats (throughput rates, QoS?, path properties,…)
  • Secondary backhaul
  • AP authorization (MAC filter entry)
  • Utilize WLC CLI
D.  Describe Mesh formation:
  • Cisco adaptive wireless path protocol (AWPP)
  • Bridge group names
  • Parent selection
  • Understand reconvergence
E.  Configure WCS – Mesh focus:
  • New map for APs
  • Utilize mesh tree view
  • Utilize WCS mesh tools
V. Implement advanced services and manage with WCS and Navigator
A.  Understand Navigator’s role, features, and functions
B.  Implement WCS partitioning
C.  Implement time of day AP power savings
D.  Implement scheduled WLAN availability
E.  Configure reporting
F.  Configure background tasks
G.  Configure controller and access point templates
H.  Monitor and convert autonomous APs
I.   Configure WLC auto-provisioning
VI. Utilize Advanced Tuning and Troubleshooting
A.  Adjust authentication/EAP timers
B.  Tune RF environment:
  • Data rates
  • Transmit power levels and thresholds
  • Channels/DCA
C.  Describe Location Appliance Maintenance:
  • Database clean-up
  • Database back-up/restore
  • Upgrade
D.  Troubleshoot AP join process:
  • AP console debug
  • AP console config
  • WLC debug
  • WLC logs
  • Switchport/DHCP/VLAN
E.  Troubleshooting intercontroller communications
  • Mobility group formation
  • RF group formation
  • Intercontroller roaming
F.  Troubleshoot Location-based Services:
  • Location accuracy tool
  • Mixed-use environments
    • Complex RF environments
  • Small areas
  • Timing issues
  • Adjusting history/location parameters
  • Multifloor facilities
  • Re-calibration
  • Debug RFID

Leave a Reply