IT Guides with many areas: Juniper, Windows, Linux, Ubuntu, Cisco, Vyatta Firewall, CentOS, Redhat, Fedora Core, SUSE Linux, IPCop, Checkpoint FW.
Experience about Cloud Compuing with Amazon, Amazon EC2, Amazon VPC, Rackspace, Rightscale, OpenStack, VMWare.
Expert in using Security and Network tools: ManageEngine, Solarwinds, Nmap, Nagios, OpenNMS, Nessus, Cacti, GFI, Syslog, Opsview, MRTG, PRTG. We also can develop OpenSource Monitor Tools.
Voice Support and Guide: Asterisk, Openser, Kamailio, OpenSIPs, PBX in a Flash, Cisco, FreeSWITCH, FreePBX, SipXecs, OpenUC, Polycom, Aastra, Bria, Trixbox.
IT Support Ticket System: JIRA, Confluence, osTicket, Fusion, WHMCS. IT Source Code Management: Subversion, CVS, GIT, Fisheye.
Posted in Voice, Voice Security May 15, 2013
Prevent or deny SIP DoS attack SIP Scanner by IPtables Firewall
Posted in Network, Network Security, System Security, Voice Security, Vyatta November 6, 2012
Install Vyatta Firewall