Vladimir S.

I have gained significant knowledge through 6 years of work experience in a variety of fields including network administration, PBX administration and hardware maintenance. Successfully completed the following trainings: - Cisco CCNA, CCNP R&S - PBX MX One TSW (Aastra, Ericsson) CCNP certified. CCNA security certified. Experienced in configuring: - Routing: EIGRP, RIP, OSPF, BGP, NAT, PAT, PBR, - Switching: VLANs, VTP, dot1q, q-in-q, Rapid PVST+, MSTP. - Network security: ACLs, Port security, DHCP snooping, dynamic ARP inspection, IP source guard, ASA etc - High Availability: HSRP, VRRP, GLBP, Etherchannel, SSO, IP SLA. - WAN: PPP, PPP Multilink, HDLC, Frame Relay. - QoS: Traffic policing and shaping, traffic prioritization, WFQ, WRED.