Sr.Network Engineer (Wireless Service )

Vendor : Cisco.

Total-TECH Co.

” The Job Descriptions”

1- Radio Frequency and Standards.
• IEEE 802.11 standards and protocols
• RF Design / Site survey
a- Define the tasks/goals for a preliminary site survey
b- Conduct the site survey
c- Determine AP quantity, placement and antenna type
• Indoor and outdoor RF deployments
a- Coverage
b- Throughput
c- Voice over wireless
d- Location
e- High Density / Very High Density
• RF operational models
a- Radio resource management (Auto-RF, manual, hybrid, Flexible Radio Assignment, TPC and DCA, CHD)
b- Channel use (Co-channel, radar, non-WiFi interference, Dynamic Bandwidth Selection
c- Power level, overlap
d- RF profiles
e- Data rates
g- CleanAir and EDRRM
h- Air Time Fairness (ATF)
2- Enterprise Wireless Network.
• WLC interfaces and ports
• Lightweight Aps
a- AP modes
b- AP Logging
c- AP CLI troubleshooting
d- AP level configuration settings
e- WLC discovery and AP join process
f- AP join profile
• High availability, redundancy, and resilience
a- SSO
b- N+1, N+N
c- Patching and rolling upgrades for IOS-XE
• Wireless segmentation with profiles and groups
a- RF profiles
b- AP groups and Flex groups
c- Site tag and RF Tag and policy tag
• Flex Connect and Office Extend
• All controller deployment models
• Mesh
• WGB on IOS and on COS Aps
• Controller Mobility
a- L2/L3 roaming
b- Multicast optimization
c- Mobility group scaling
d- Inter-OS controller mobility
e- Mobility anchoring
f- Mobility encryption
3- Wireless Security and Identity Management.
• Secure management access and control plane
a- Device administration with TACACS+/RADIUS
c- Management via wireless and dynamic interface
d- Password policies
e- AP authorization
• Identity management
a- Basic PKI for dot1X and WebAuth
b- Internal and external identity sources
c- Identity PSK
• Wireless security and Network access policies
a- Client authentication and authorization
b- Client profiling and provisioning
c- RADIUS attributes
d- CoA
e- ACLs
f- L2/L3 security
g- Certificates
h- Local policies
• Guest management
a- Local web authentication
b- Central web authentication
c- Basic sponsor policy
• Access Point switchport authentication
a- MAB
b- 802.1X
d- Switchport macros
• TrustSec for SD-Access Wireless
a- SGTs
• Intrusion detection and prevention features
a- Rogue policies
b- MFP
c- Standards and custom signatures
d- Client exclusion policies
e- Switchport tracing
4- Wireless business applications and services.
• QoS policies
a- QoS profiles
c- WMM
d- Bi-Directional Rate Limiting
e- Admission control
f- QoS maps
g- FastLane
• AVC and NetFlow
• Client roaming optimization
a- Band Select
b- Load Balancing
c- 802.11r and Adaptive Fast Transition and 802.11k/v
• Wireless Multicast
a- Multicast modes in the controllers
b- Multicast snooping
c- Multicast direct
d- Mulitcast VLAN
• mDNS
a- mDNS proxy
b- Service discovery (both classic deployment and Wide Area Bonjour)
c- Service filtering
5- Automation, Analytics, and Assurance.
• Prime Infrastructure
– Basic operations such as
– Create and deploy templates
– Operate maps
– Import infrastructure devices
– Audits
– Client troubleshooting
– Notification receivers
– Reports
– Monitoring policies
– Prime Infrastructure jobs
– WLAN Security management
– Configure rogue management
– Manage alarms and events
• Cisco CMX/DNA Spaces
– Management access
– Network services such as
– Analytics & Metrics
– Location
– Profiles
– Engage
– Operational Insights
– API calls using python scripts
• Cisco DNA Center
– Wireless Automation such as
– Day 0 – Provisioning
– Application policies
– Security policies
– Operate Maps
– Assurance such as
– Network health and WLC/AP 360
– Client health and client 360
– Application experience
– Sensors
– iPCAP and on demand captures
– Network telemetry

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