/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: douglasbq https://cdn.slidesharecdn.com/profile-photo-douglasbq-48x48.jpg?cb=1606156495 Electronic Engineer graduated at Instituto Tecnologico de Aeronautica in 1994, in Brazil, Angola Residence Permit Card Holder since 2013, with extensive experience in telecommunications, information technology, IP networks and collaboration areas in designing, implementing, troubleshooting, migrating and auditing LAN, WAN, MAN, WLAN, Unified Communications, IP Telephony, Telepresence, IP Routing (IPv4,IPv6, OSPF, RIP (v1 and v2), IGRP, EIGRP and Basic BGP) and Switching based on Cisco and other manufacturers like Juniper, Enterasys, Dlink, Samsung, Snom, Vodia, Yeastar, Grandstream, Telephone Networks, SS7 Signaling Gateways (PGW2200), Structured Cabling Systems (design, implementation, t...