Billy Phan Email & Phone Number

Manage network services for government clients focusing on Cisco Unified Communications technologies.

Washington, District Of Columbia

Washington D.C. Metro Area

- Manage network operations to 45 Hogan Lovells offices worldwide.- Implemented Cisco Locator Identification Separation Protocol (LISP) between US co-locations- Replace our Nexus 6004 in the Las Vegas co-location with Nexus 7706- Deployed Palo Alto firewalls to replace Cisco ASA firewalls firm wide- Upgrade NX-OS on the primary data center Nexus 7010 switches via In-Service Software Upgrade (ISSU)- Migrate the US west coast Unified Communication and Unity Connection cluster from the Denver office into the Las Vegas co-location- Configure and deploy Aruba Network’s wireless controller and access points- Configure Cisco 4506E’s for Virtual Switching System (VSS)- Configure Virtual Port Channel (vPC) from 4506E to Nexus Cores- Configure CUCM SIP Trunks to Microsoft Lync for outbound dialing through Lync

- Coordinated with AT&T to deploy new MPLS circuits- Designed and responsible for the firms Cisco Unified Communication VOIP environment- Migrated CUCM 6 environment to Cisco Unified Communication 9 platform- Migrate from MCS physical servers to Cisco UCS C220 M3 servers.- Created and was the IT project lead for the New York office expansion- Configure and install new voice gateways for Palo Alto, San Francisco, New York, NOVA and Denver offices- Configure and install new CUCM Subscriber, CSS, Partition, Regions, Device Pool, create new Route patterns and new Translation patterns to the new San Francisco merger- Redesign the LA, Denver, NY, Palo Alto, London, Brussels, and DC office network infrastructure with new Cores and floor switches- Configure Cisco WAN router to redistribute from BGP to EIGRP- Provision/deploy floor and core switches to local and remote offices. Configuring HSRP on Core switches interface VLAN for redundancy- Cut over our offices to a new IP schema- Implement new StoneGate VPN client solution- Manage and create rules on StoneGate Firewall to ensure firewall security- Configured StoneGates firewalls as a failback circuit using IPSec site to site VPN- Manage Juniper SSL/VPN