Avner Izhar

Articles by Avner Izhar

Is my network healthy? Important CLI info – (memory issues)

Is my network healthy? Important CLI info – (memory issues)

Feb 21, 2009 2 mins

Cisco Systems Computers and Peripherals Data Breach

Is my network healthy? Important CLI info (show version)

Jan 31, 2009 2 mins

Cisco Systems Data Breach Networking

Is my network healthy? The Macro level using SNMP

Jan 20, 2009 4 mins

Cisco Systems Data Breach Networking

Comments on NW ASR 1000 review – Word of advice for upgrading to the ASR 1000

Jan 12, 2009 2 mins

Cisco Systems Networking

VoIP is dead? – depends on what you define as VoIP

Jan 8, 2009 2 mins

Cisco Systems VoIP

Is my network healthy? Network assessment tools

Is my network healthy? Network assessment tools

Dec 27, 2008 3 mins

Cisco Systems Data Breach Enterprise Applications

Is my network healthy? Network assessment basics

Dec 13, 2008 3 mins

Cisco Systems Data Breach Networking

Cisco Knowledge Share – Proactive call center (part #3)

Cisco Knowledge Share – Proactive call center (part #3)

Dec 7, 2008 3 mins

Cisco Systems VoIP

Cisco Knowledge Share – Proactive call center (part #2)

Cisco Knowledge Share – Proactive call center (part #2)

Dec 3, 2008 2 mins

Cisco Systems VoIP

Cisco Knowledge Share – Proactive call center (part #1)

Cisco Knowledge Share – Proactive call center (part #1)

Nov 29, 2008 2 mins

Cisco Systems VoIP

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AI erased the 50-day patch window. Palo Alto Networks has a response

By Zeus Kerravala

Aug 5, 20266 mins

Network SecuritySecurity SoftwareThreat and Vulnerability Management

2026 network outage report and internet health check

Aug 4, 202678 mins

Cloud ComputingNetwork Management SoftwareNetwork Monitoring

With FCC ban on new Chinese-made optical transceivers for DCs likely, it may be time to stock up

By Evan Schuman

Aug 4, 20269 mins

Artificial IntelligenceLaws and RegulationsNetworking Devices

Has the hype around ‘Internet of Things’ paid off? | Ep. 145

Apr 18, 202436 mins

IoT PlatformsIoT Security

Episode 1: Understanding Cisco’s Converged SDN Transport

Sep 24, 202120 mins

Cisco SystemsInternetNetworking

Episode 2: Pluggable Optics and the Internet for the Future

Sep 23, 202117 mins

Cisco SystemsComputers and PeripheralsInternet

Master Linux Math with the bc Command | Easy CLI Calculations Explained!

Jun 23, 20251 mins

Operating Systems

Master Linux Math in Seconds: How to Use the expr Command Like a Pro

Jun 17, 20251 mins

Operating Systems

How to Do Math in the Command Line Using Double Parentheses

Jun 6, 20251 mins

Operating Systems