Globe Ed Network Fundamentals
https://www.globed.net/courses/back-to-networking-basics In this Networking Basics Workshop we will be learning the following: REFERENCE MODELSETHERNET STANDARDS AND SPECSTRANSMISSION METHODSTOPOLOGIES NETWORKING DEVICESIPV4 ADDRESSINGHEX CONVERSIONCISCO ROUTER AND SWITCH BASICCISCO ROUTER AND SWITCH CONFIGURATIONLAYER 2 SWITCHING LAYER 3 ROUTINGLAYER 3 ROUTING USING L3 SWITCHING RECORDINGS …
Cisco Syslog severity levels
For those of you implementing Syslog triggers and such the following list will be helpful in filtering and classifying Syslog entries. 0 – Emergency 1 – Alert 2 – Critical 3 – Error 4 – Warning 5 – Notice 6 …
Learning, Certifications and the WISP
One of the most asked questions which come up in the xISP world is “How do I learn this stuff?”. Depending on who you ask this could be a lengthy answer or a simple one-sentence answer. Before we answer …
Cisco and Verizon demonstrate multi-haul
As Internet traffic grows and becomes more dynamic, optical transport networks for sub-sea, terrestrial long haul and metro need more capacity.
Cisco 2960X I/O usage
While double checking some stats on a network I came across this in Librenms in regards to a Cisco 2960X
Some Basic Cisco router terminology
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this …
Cisco ORF (Outbound route filtering)
Outbound Route Filtering (ORF) is a Cisco proprietary feature that prevents the unnecessary exchanging of routes that are subject to inbound filtering.
What you need to know for the new CCNA 201-301
What you need to know for the new CCNA 200-301 exam by Cisco coming out this year in 2020
IOS Self-Signed Certificate Expiration on Jan. 1, 2020
At 00:00 on 1 Jan 2020 UTC, all Self-Signed Certificates (SSC) that were generated on IOS/IOS-XE systems will expire, unless the system was running a fixed version of IOS/IOS-XE when the SSC was generated. After that time, unfixed IOS systems …