Consultant/ Network Engineer
Hiwayinfo Computer Corp
•Provide comprehensive support for MS Exchange servers at both network and user levels. •Currently assisting in the implementation of Active Directory for all locations. •Routinely direct major upgrade/migration efforts: oIncluding Novell Netware, Microsoft NT and 2000/2003, Exchange server from 5.5 to 2003. Supporting from 25 to 300 users, creating a bulk users, share folder, e-mail accounts in Exchange server, managing automatic software updates all workstations department in Active Directory. Create Group Policy and enforce for each group. oDesign consideration from moving to Veritas Backup Exec 9.x from Arcserve IT 6.x in a clustering environment. Added new equipment and prepared all servers for a clustering environment with Windows oUpgrade and install Cisco Unified 500 series, physically expand the base configuration to large users that provides voice, data, video, security, and wireless capabilities. oInvolved in the installation and management of a LinkSys/Cisco VOIP phone system oInvolved in the installation and management of a Cisco VOIP phone system that spanned two locations via VPN (Traffic shaping and guaranteed bandwidth required). oInstituted new DHCP servers to get company to a dynamic addressing for more stable network reliability. oMaintain a stable Microsoft Windows and VMWare ESX environment and deliver the support services necessary to support the business needs. o Managed company firewall and internal network devices providing security to network segments and essential company information. •Assisted with upgrade Offices from flat network using 3Com hubs to switched network using VLANs, VTP, trunking on Cisco switches, effectively boosting network response time and reliability by 50%.