Position: network engineer/VoIP
Category: Other
English level: pre
Years of experience: 3

CCNA R&S. Routing and Switching. Scaling Networks
CCNA R&S. Routing and Switching. Connecting Networks
Experience with switches, routers, Cisco access points, MikroTik .
Mostly troubleshooted the office network and monitored its work. Also mounted access points and cameras. 
Configuring Layer 2-3 network
Cisco Routers
PPoE,DHCP,DNS,VLAN,L2TP,OVPN,GRE,OSPF MikroTik,Csico
Network Topology
Some experience with VoIP.
Knowledge and understanding of technologies, protocols: Ethernet, VLAN, ARP, IPv4, UDP, TCP, RTP, DHCP, RTP/SRTP, SIP TLS;
• Administration of various telephony services;
• Experience in SIP troubleshooting, managing SIP trunks, installing and configuring VOIP systems
• Cisco CME,CUCM,Grandstream,Asterisk