Being in the communication industry by birth, dad started a business of cable tv channel provider back in 90's. the business grown up with internet and tv channels transmission over the optical fibre and bridge links. With the time and new technologies the internet has grown in popularity, voice has been gradually supplanted by data.- Data cabling and servers fitouts- Planning and deployment- Voice- Power over ethernet - Consistency of bandwidth and management- Security and access control- Standard and Specific video surveillance- RF radios and wireless links- Optical fibre- Wireless footprint and analysis- ADSL and NBN technologies -Audio and visual- Automation and integration- business conference setupand keep learning the new technologies everyday, as they usually get outdated pretty quickly. :)