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Bob O'Hara
Bob O'Hara
Articles by Bob O’Hara
how-to
802.11r strengthens wireless voice
The 802.11r standard is designed to speed handoffs between access points or cells in a wireless LAN.
By Bob O'Hara and Pat Calhoun
Aug 22, 2005
3 mins
Wi-Fi
opinion
Will Wi-Fi run out of radio bandwidth?
By Bob O'Hara and Wireless Wizards
Feb 02, 2004
3 mins
Network Security
Wi-Fi
opinion
Will Wi-Max make Wi-Fi obsolete?
By Bob O'Hara and Wireless Wizards
Jan 12, 2004
3 mins
Hotspots
Broadband
Wi-Fi
opinion
How do we connect large, campus-wide WLANs?
By Bob O'Hara and Wireless Wizards
Dec 15, 2003
2 mins
Network Security
Wi-Fi
opinion
Wireless security: Wait for 802.11i?
By Bob O'Hara
Nov 10, 2003
3 mins
Wi-Fi
Network Security
Security
opinion
Testing Wi-Fi gear for standards compliance
By Bob O'Hara
Nov 03, 2003
2 mins
Network Security
Wi-Fi
opinion
Why do only three channels not overlap?
By Bob O'Hara
Oct 20, 2003
3 mins
Network Security
Wi-Fi
opinion
Will 802.11e provide good QoS for voice?
By Bob O'Hara
Oct 06, 2003
3 mins
Network Security
opinion
More power to you
By Bob O'Hara
Sep 29, 2003
2 mins
Network Security
Wi-Fi
opinion
Preventing wireless snooping
By Bob O'Hara and Pat Calhoun
Aug 18, 2003
2 mins
Cellular Networks
Network Security
Security
Show me more
Latest
Articles
Podcasts
Videos
news analysis
Cisco, AWS further integrate cloud management capabilities
By Michael Cooney
Nov 28, 2023
4 mins
Cloud Computing
opinion
Is anything useful happening in network management?
By Tom Nolle
Nov 28, 2023
7 mins
Generative AI
Network Management Software
brandpost
Sponsored by HPE Aruba Networking
SASE, security, and the future of enterprise networks
By Adam Foss, VicePresident Pre-sales Consulting, HPE Aruba Networking
Nov 28, 2023
4 mins
SASE
podcast
Episode 1: Understanding Cisco’s Converged SDN Transport
Sep 24, 2021
20 mins
Cisco Systems
Internet
Networking
podcast
Episode 2: Pluggable Optics and the Internet for the Future
Sep 23, 2021
17 mins
Optical Drives
Cisco Systems
Internet
podcast
Episode 3: Looking Forward: 5G, Digital Transformation, and the Network of the Future
Sep 22, 2021
14 mins
5G
Cisco Systems
Internet
video
How to calculate factorials in Linux
Nov 02, 2023
2 mins
Linux
video
How to use the nohup command
Oct 31, 2023
2 mins
Linux
video
How to use date command options
Oct 26, 2023
2 mins
Linux
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