Tuan H. Profile | Freelancer

4.9

(77 reviews)

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$30 USD / hour

Flag of VIETNAM

ha noi,

$30 USD / hour

It's currently 9:31 AM here

Joined February 23, 2011

0 Recommendations

Tuan H.

@dungvit85

4.9

(77 reviews)

5.4

5.4

78%

78%

$30 USD / hour

Flag of VIETNAM

ha noi,

$30 USD / hour

100%

Jobs Completed

100%

On Budget

98%

On Time

14%

Repeat Hire Rate

Networking And Security Researcher

Computer Skills: - Linux,Unix: RedHat - Debian - Sun Solaris - Firewalls/IDS: Iptables , Snort , Modsecurity2, Fail2ban, CSF - Web Server: Apache, Nginx , IIS, Tomcat - Network Tools: Nmap, Netcat , WireShark , Tcpdump , Acunetix Scanner. - Hacking & Security: Over 5 years experience in linux,windows hacking and security. - Nginx loadbalancing, Nginx as reverse proxy - Strong knowledge in Haproxy loadbalancing - Strong knowledge in Varnish Cache - Strong knowledge in Zabbix NMS - Mail Server: Qmail, Postfix , Zimbra, MX Exchange - Databases: MySql,SQL server 2000(2005) - VPN : Open VPN , PPTP (Sun OS,RedHat) - Virtualization: Vmware , Virtual PC, VirtualBox, ESX

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Portfolio

Here is the Zabbix NMS tool i was installed and monitored over 300 servers.
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Zabbix Management System

Here is the Zabbix NMS tool i was installed and monitored over 300 servers.
Notify via Email and SMS

Zabbix Management System

Reviews

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Showing 1 - 5 out of 50+ reviews

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4.0

$111.00 USD

Fix a hacking-issue

The job proved to be more complicated than expected, but dungvit85 managed to pull it through. Wouldn't hesitate to hire him again.

Software Architecture

Finn W.

@wraae

•

7 years ago

5.0

$25.00 USD

Prestashot access fix- need help to cancel auto transfer to other domain -- 2

Great work again with this amazing freelancer! Will hire again ! very recommended!!! A+

Website Management

Dor F.

@Dorfried

•

10 years ago

5.0

$83.00 USD

Remove Malicious Mailer and Repair Postfix - Linux Centos

Dung figured out my linux mailing issues and over delivered! He found and removed malicious mailers and went beyond proposed task.

Paul M.

@paulmall

•

10 years ago

5.0

€30.00 EUR

install apache, mysql and php on a fresh VPS server (CentOS)

He did an excellent job. On time and even gave me few extra tips :)

Kiril Z.

@Kupe3

•

10 years ago

5.0

$55.00 USD

assistance with linux server review

Great guy, stuck with the project and helped until it was complete. Great knowledge, very helpful and communicative.A+ tech guy!

M

Mark L.

@mlmedia

•

10 years ago

Experience

Freelancer

Feb 2011 - Present

I worked as freelancer so that i have much time with my family.

Qualifications

2008

MCSA, MCSE

2007

LPI-I, LPI-II

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Verifications

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Facebook Connected

Certifications

Freelancer Orientation 1

90%

Top Skills

42

23

19

14

13

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