No. Anytime you see a reference to techzone.cisco.com in any article, or if an Engineer provides you a URL to an article --- please ask them for the external version of the article.
Why is the Tech Zone reachable via Google search results if it's for internal Cisco employees only? This should be excluded from internet search results as to not mislead others.
How about as a source of information in Customer documentation?
In the Cisco Systems, Inc.www.cisco.comCisco has more than 200 offices worldwide. Addresses, phone numbers, and fax numbers are listed on the Cisco website at www.cisco.com/go/offices.Cisco IOS Configuration Guide for Autonomous Cisco Aironet Access PointsCisco IOS Release 15.3(3)JBB
The procedures and examples given in this guide have been documented as seen on the Cisco Aironet 3600 Series Access Points.To view the latest configuration examples, visit Cisco Tech Zone(https://techzone.cisco.com). In the Te ch Z one Navigator, browse to Wireless LAN > Autonomous APs (IOS) - Knowledge base for Autonomous (IOS) Wireless Deployments.NoteYou need to have an account on Cisco.com to access Cisco Tech Zone