Aleksandr Goldshmidt

Transfer of the main trunk connections from 1G to 10G Separation of the single core of the network into two inter-related to load balancing and fault tolerance Deployment of 2 Cisco ASR1004 as edge routers as a replacement of Cisco ASR1002 Deployment of Metro network based on Huawei S9303 Switching and routing of multicast traffic for the deployment of digital television

Deployment of a monitoring system based on Zabbix 1.8 as a replacement of Cacti Deploying Ethernet network in the city of Kemerovo Completing the migration to DOCSIS technology for Ethernet Deployment of edge router based on Cisco ASR1002 Deployment of 4 Cisco ME4924 and 20 Huawei S9303 as main switches Deployment of 160 Linksys SPS224G4 and more than 1500 Huawei S2326TP-EI as access switches Transfer to PJSC MTS due to company merge

Deployment of a monitoring system based on Cacti as a replacement of MRTG Building a network based on the Ethernet ring topology Begin network infrastructure upgrade from DOCSIS to Ethernet Migrate from NetUP UTM billing system to LanBilling + MySQL Migrate mail server from Postfix+Cyrus-SASL to Exim+Dovecot+MySQL Deployment of edge soft-router based on FreeBSD+Quagga Network monitoring, troubleshooting and solving networking issues Transfer to CJSC Comstar-Regions due to company merge

Responsible for administration of office network comprised of 60 workstations Administration Samba as PDC Administration mail server based on Postfix+Cyrus-SASL Administration billing system based on NetUP UTM+PostgreSQL Administration DNS servers Network monitoring, troubleshooting and solving networking issues Transfer to JSC Comtel-Kemerovo due to company merge