Network Eng. Team
Pros: training on new products
Cons: work overload, no advancement, no pay rise
Technical Systems Specialist IV (Networking) 2001 to present
LAN experience with Ethernet TCP/IP (10B2, 10BT, Fast, Gigabit), Fiber Channel, and IPX/SPX. Supported Layer 2 and Layer 3 Switch hardware has included fixed port, stackable, and chassis based platforms by Cisco, Nortel, and 3Com. Some of these platforms include Cisco 2900, 3500, 3560, 4000, – more... and 6500 series switches. Nortel 450/460/470/BPS-2000, Accelar 1200, and Passport 8600 and 8010 switches. Others include 3Com’s Superstack II line. Modules in the Chassis based switches include 10/100/1000 copper and fiber ports. Cisco 6500 modules also include Firewall Services Modules (FWSM), Content Switch Modules/Load Balancers (CSM) with Virtual server Farms, and Wireless LAN Services Modules (WLSM). POE is utilized in the Nortel 460 and Cisco 3560G switches and Access Point power applications. Bridges and Routers have included 3Com’s routers, Nortel (Includes Wellfleet and Bay Networks) AN, ARN, ASN, and ANH routers. Cisco routers include the 700, 800, 2600, 2800, 7200, and 7500 product lines. Cisco, Nortel, and 3Com remote Access and VPN Products.
Responsible for the entire Gwinnett County Government network and security infrastructure which includes: LAN/WAN/WLAN/MAN/MEN components to hundred’s of locations and facilities for all Public Safety (Police, Fire, Sheriff, Corrections), Justice (DA, Courts, Probation, etc.) County Administration (GJAC, BOC, HR, GIS, Finance, etc.) and all other agencies (DPU, Parks, Tax, Tag, DOT, Airport, Vehicle Fleet Maintenance, School Board, Transit, etc.)
Current wireless applications include Bridged, VPN, and Enterprise level deployments of single sign-on, security certificate based multi-VLAN, multi SSID access points utilizing LEAP/PEAP with Radius Servers and Active Directory.
Products and Appliances include: Cisco and Nortel routers, Cisco and Nortel Chassis and Stack based Switches (L2, L3, L2-7 filtering,), Nortel “Contivity” VPN Gateways (PPTP/IPSec clients and Remote Office Tunnels), 3Com RAS servers, Netilla SSL VPN gateways, Video over IP thru private, public, and VPN networks. Cisco VPN SSL setting up users and vendors with security polices in place, Cisco 1300 Wireless for external connection for public safety, parks, tag offices, etc. Major Internet services and applications include: DNS, HTTP, HTTPS, FTP, SSH, SSL, Telnet, VPN, SNMP, IDS, Firewall.
Networks include: IP/IPX/SPX, Ethernet (10/100/1000Mbps), Frame Relay (T-1/T-3), Cable (DOCSIS/CMTS), Fiber (single mode, multimode, OC-3 thru OC-192), Cisco/Nortel/Symbol Wireless Networks (802.11a/b/g) Cisco Aeronet/SWAN/WDS/MARS using Cisco ACS Radius Servers and remote agent, WLSM, WLSE, Active Directory, ADSL/SDSL, FDDI, ISDN, SONET, Metro Ethernet, Wireless Broadband.
Wi-Fi (802.11a/b/g) includes Cisco/Nortel/Symbol, Interior and Exterior applications with internal and external antenna configurations Private Access, Security Certificates, multiple VLAN’s and SSID’s and authentication schemes on the same access points, GRE/MGRE tunneling, Policy Based routing, and 802.1q trunking, WEP/WPA/EAP/PEAP/LEAP/TKIP/CKIP/DES/DES3/AES Encryption techniques, Cisco Aeronet Access Points using Layer 3 mobility, ACS Radius servers, WLSE Management servers. – less