Senior Network Engineer
Last active: 3 days ago
I have an extensive experience in network administration, networks management software and solid troubleshooting skills in solving problems and incidents over 15 years. I have deep knowledge in different areas of network technologies and IT-technologies at all
- IP VPN, IPsec, PKI, GET VPN, MPLS, Frame Relay, X25, Ethernet, EtherChannel, STP, AAA, IP SLA, QoS/HQos, SNMP, NMS, Netflow, Acccounting, VoIP, CUCME, Videoconference, IP routing, BGP, OSPF, EIGRP, RIP, Traffic Engineering, Application Optimization, WAAS, WCCP, ITIL
I have experience in work with hardware and software solutions of different vendors : Cisco, HP, Riverbed, SolarWinds, PRTG, VanguardMS/Motorola, Zyxel, Dlink, Polycom, SUN/Oracle,
Core Networking skills: routers Cisco ISR 800/1800/2800/3800/7206/2900/3900), ASR1002, switches Catalyst 2960/3560/3750; DLink DES-3526
Last mile solutions ZYXEL DSLAM AES 1000/3000, Shmidt Telecom Watson 3/4/5 (xDSL/V.35/E1), RAD E1 MUX, Nortel SDH, Nateks;
Videoconference: Polycom 3000/4500/6000/7000 series
VoIP solutions: voice gateways (FXO/FXS/ISDN BRI/PRI), gatekeepers, CUCME, SRST on Cisco ISR 2800/3800/2900, Cisco IP phones, Cisco ATA;
WAN Optimization: Cisco WAE/WAVE, Cisco WAAS 4.x., Riverbed Steelhead
Security / Firewalls: IPSec (Remote, Site-to-site, GRE over IPSec, VTI, GETVPN) and SSL VPNs, Cryptography, Key Management, AAA Model (TACACS+), Access Lists, IOS Firewall, IOS Security Features, Certificate Authority (CA), PKI, Cisco Secure ACS Server, Cisco SSL and IPsec VPN Client.
Routing & Switching: Static Routing, RIP, EIGRP, OSPF, BGP, GRE, Policy Based Routing PBR, Traffic Engineering, Catalyst IOS based Switches: STP, Trunking, VLANs, Logical Etherchannels
Performance and SLA: QoS, HQOS, Cisco Works Qos Policy Manager, Cisco IP SLA, RSVP, HP NNMi Quality Assurance (SLA) iSPI, PRTG Network Monitor v14.
Network modelling tools: GNS3
OS: UNIX: Solaris 8,9,10 system and network administration (SUN Fire V280, V240); Windows 2003 Server administration, PC Windows XP/Windows 7;
Network Monitoring and Management Systems: HP NNM AE 1000 7.5, HP NNMi 9.10, Cisco Works QoS Policy Manager 4.1, Cisco Works Voice Manager 3, Cisco Prime LMS, Cisco Netflow Collector 5.0, Fluke OptiView Netflow Tracker 6, SolarWinds, PRTG Network Monitor v14.