Jim Metzler

Articles by Jim Metzler

Reader agrees that security defenses should be handled within the network

* Reader agrees with network security logic

By Jim Metzler and Steve Taylor

Jun 23, 2005 6 mins

Hacking Networking WAN

Increase bandwidth by controlling network misuse

* Eliminating network misuse

By Jim Metzler and Steve Taylor

Jun 21, 2005 2 mins

PPPoE and MTUs? XOFF, Please.

* More reader feedback

By Jim Metzler and Steve Taylor

Jun 16, 2005 3 mins

What’s in an acronym?

* MTUs, MTUs, and TLAs

By Jim Metzler and Steve Taylor

Jun 14, 2005 3 mins

More problems with PPPoE

* Trying to use FTP on a PPPoE ADSL service

By Jim Metzler and Steve Taylor

Jun 9, 2005 3 mins

The trials and solutions of moving to PPPoE

* Challenges of moving to PPPoE

By Jim Metzler and Steve Taylor

Jun 7, 2005 3 mins

Beware the Jabberwock – and PPPoE

* Some unexpected confusion and surprises with PPPoE

By Jim Metzler and Steve Taylor

Jun 2, 2005 3 mins

Cisco’s FineGround buy signals big change in the WAN optimization sector

* Cisco acquires FineGround, HP signs OEM deal with Riverbed

By Jim Metzler and Steve Taylor

May 31, 2005 2 mins

Cisco Systems Networking WAN

Are there benefits to moving functions from the customer premise to the net?

* What's in the cloud?

By Jim Metzler and Steve Taylor

May 26, 2005 2 mins

Forget technology – give me service!

* A poor carrier customer-service example

By Jim Metzler and Steve Taylor

May 24, 2005 2 mins

AT&T Networking WAN

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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