Category: Technology

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Jabber Deployment ‘Gotchas'(2): Contact Directory Search Why LDAP?

Jabber Deployment ‘Gotchas'(2): Contact Directory Search Why LDAP?

Despite Cisco supports both UDS and LDAP directory search, I'd recommend to use LDAP directory search only, due to the caveats associated with UDS sea [...]
Jabber Deployment ‘Gotchas'(1): Cisco Unified Communications Manager IM and Presence Centralised Deployment

Jabber Deployment ‘Gotchas'(1): Cisco Unified Communications Manager IM and Presence Centralised Deployment

The centralised deployment can provide IM and Presence services to multiple remote CUCM voice and video clusters. In a centralised deployment, the IM [...]
Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (4)

Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (4)

This is the final post in the Cisco IM&P and MS Lync Intradomain Federation series. We will cover two super important topics - certificates and tr [...]
Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (3)

Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (3)

This is the 3rd post in the Cisco IM&P and MS Lync Intradomain Federation series. We will focus on the MS Lync side of configuration in this blog. [...]
Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (2)

Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (2)

The previous blog provides the lab overview on integrating Cisco Jabber and Microsoft Lync so that Jabber and Lync users can communicate with each oth [...]
Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (1)

Step By Step Cisco IM&P and Microsoft Lync Intradomain Federation Lab (1)

When organisations migrate to Jabber, the Cisco instant messaging and presence (IM&P) solution, more often than not, they already have Microsoft Offic [...]
Learn Linux via Shell Scripting: Ping Sweep

Learn Linux via Shell Scripting: Ping Sweep

Several friends mentioned recently that they wanted to learn Linux and asked whether any books and/or videos I'd recommend. I don't really read well. [...]
Digital Signage Using Raspberry Pi

Digital Signage Using Raspberry Pi

What is Digital Signage? Digital Signage uses technologies such as LCD, LED, TV and projector to display digital content such as images, video, strea [...]
Build Secure File Transfer Solution Using AWS S3 (2)

Build Secure File Transfer Solution Using AWS S3 (2)

Introduction In the previous article Build Secure File Transfer Solution Using AWS S3 (1), I introduced the solution design, security considerations [...]
Build Secure File Transfer Solution Using AWS S3 (1)

Build Secure File Transfer Solution Using AWS S3 (1)

We All Need Secure File Transfer It is not unusual for companies to protect their commercial and client information. It is not unusual for government [...]
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