Complete enterprise network architecture using Cisco devices. I design, implement, and optimize networks that are secure, scalable, and built for performance — from small business LANs to complex multi-site WANs.
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Routing Protocols
BGP, OSPF, EIGRP, RIPv2 with route redistribution and summarization
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Switching
VLANs, VTP, STP/RSTP/MSTP, EtherChannel, multilayer switching
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LAN/WAN Design
Full topology design, IP addressing schemes, subnet planning
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Optimization
Network analysis, bottleneck identification, throughput tuning
Cisco IOSIPv4/IPv6ACLsNAT/PATQoS
Most Popular
End-to-end Azure solutions from planning to deployment and ongoing management. Whether migrating existing infrastructure or building cloud-native apps, I leverage Azure's full capabilities while optimising costs.
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Virtual Machines
VM deployment, sizing, availability sets, and scale sets
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Azure Networking
VNET design, NSGs, peering, VPN gateways, load balancers
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Azure AD
Identity management, SSO, MFA, conditional access policies
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Cloud Migration
Assess, plan, and execute seamless on-premises to Azure migrations
Azure PortalAzure CLIARM TemplatesAzure MonitorAzure Backup
Complete Windows Server lifecycle management from installation to optimisation. I handle all aspects of server infrastructure including Active Directory, DNS, DHCP, file services, and remote access.
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Active Directory
AD DS setup, OU structure, user/group management, trust relationships
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Group Policy
Policy design, deployment, troubleshooting, security hardening
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DNS & DHCP
Zone configuration, records management, scope design, reservations
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Remote Desktop
RDS deployment, session hosts, RemoteApp, and licensing
Server 2016Server 2019Server 2022Hyper-VPowerShell
Enterprise-grade security implementations to protect your network and enable secure remote access. From firewall configuration to VPN tunnels, I implement defense-in-depth strategies that safeguard critical infrastructure.
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Firewall Config
Cisco ASA and Fortinet firewall setup, ACLs, NAT, security zones
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IPsec VPN
Site-to-Site and Remote Access VPN with strong encryption
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Layer 2 Security
Port security, DHCP snooping, DAI, 802.1X authentication
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Monitoring
Log analysis, threat detection, security incident response
Cisco ASAFortiGateIPsecSSL VPNHSRP/VRRP
Comprehensive technical support for hardware, software, and network issues. Proactive monitoring, rapid troubleshooting, and thorough documentation to minimise downtime and keep operations running smoothly.
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Hardware Support
Workstation, laptop, and peripheral troubleshooting and configuration
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Software Support
Application installation, updates, compatibility, and licensing
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Network Monitoring
LAN/WAN performance tracking with Wireshark and diagnostic tools
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Remote Support
Quick resolution for remote users across different time zones
WiresharkRemote DesktopTeamViewerTicketing Systems
Complete Microsoft 365 administration to power your organisation's productivity. From initial deployment to ongoing management, I ensure email, collaboration tools, and cloud storage work seamlessly together.
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Exchange Online
Mailbox management, email flow rules, retention policies, archiving
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User Management
User provisioning, license assignment, groups, distribution lists
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Email Migration
Seamless migration from on-premises Exchange or other providers
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Azure AD Integration
Hybrid identity, Azure AD Connect, SSO configuration
Microsoft 365Exchange OnlineSharePointTeamsOneDrive