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Network Engineer, Consultant, Technical Leader, and Pre Sales with 10+ years experience doing voice, wireless, security and network implementation for banking, enterprise, hospitality, health and Oil & Gas Company. Also providing design, Bill of Quantity, technical assistant and consultancy to customer.

Have deep knowledge and hands on experience in Nortel Voice Systems (TDM & IP), Avaya Communication Manager, Cisco IP Telephony, Cisco Collaboration, wireless, security, routing and switching solutions. Mastering cloud computing, data center and cyber security concept.

Had attended several courses such as Nortel IP Peer Networking, Avaya Communication Manager Basic Administration, Cisco Voice Portal, Cisco CRS-1, Cisco Unity Support, Cisco Unified Access, Security Connection Event etc.

Hold technical certifications like CCNA, CCDA, CCNP, CCDP, CCVP, IPTDS, IUM and latest granted with CCIE#23857 (RS) – Emeritus.

Also attend soft-skill seminar like Effective Presentation Skill, Problem Management, Persuasive Speaker, etc.

Go in-deep learning OpenStack, OpenFlow, SDN Architecture, TOGAF, Cloud Services and Microsoft platform.

I use this blog for writing and sharing some idea, opinion and some else I get it from my experience or another source and share it.

Have fun…



Suharjo Winoto Djais, ST.

CCIE#23857 (RS) – Emeritus








Contact me at :

Email Yahoo :,

Email Gmail :

Skype : suharjowd

YM : stevanus99 (Please mention “who are you” inside invitation message before I do confirm)






CCNP_med  ccvp_voice_med  ccdp_design_med

ccna_med  ccda_med  specialist_med