netquirks
Exploring the quirks of Network Engineering
Home
Welcome to netquirks! A site dedicated to exploring the quirky side of Network Engineering and sharing learning materials.
The main blog page delves into outside-of-the-box networking scenarios that come from a unique Service Provider perspective.
The Cheat Sheets, IOS versus XR comparisons and Quick Reference Tables contain technical information presented in an easy to read and concise format.
GNS3 and EVE-NG labs are also available for download if you’re looking to get hands on.
So take a look around and see what you think. Check here for a site map and general information, or get in touch via the contacts page.
Notes & Cheat Sheets
These pages are dedicated to a variety of technical documents – originating from study notes or on-the-job experience. The current categorisation and content are somewhat ad hoc at the moment, however as time goes by and more documents are uploaded these pages should take on a more…
Labs
GNS3 and EVE-NG are powerful network simulators that run real Cisco software. Their main sites can be found here: GNS3 EVE-NG This section contains preconfigured GNS3 and EVE-NG labs that can be downloaded. The Setup Page provides details of the images used, links for…
IOS vs XR
These pages provide quick snapshots showing the difference between equivalent Cisco IOS and Cisco IOS-XR CLI configurations, largely taken from the following software versions: IOS: 12.4 or above XR: IOSXRv 5.1.1 Contents HSRP PIM Sparse Mode with Static RP PIM Sparse Mode with BSR MPLS L3VPN…
It’s not easy building GRE
This quirk looks at an interesting scenario whereby a multi-national ISP builds a GRE tunnel over a Transit provider as a backup path.
