I am Nazmul Hossain from Bangladesh, Currently I am working on ISP (Internet Service Provider) I have more than 6 years experience in this field. My responsibilities are configured, maintains and aslo troubleshoot the ISP's core Network, Security devices, Mikrotik Router and Cisco Switch.
Anyone can offer remote assistance with any problem related to your network (MikroTik and Cisco Switch).
My Expertise in the following mention skills:
Basic Firewall: Input rules, forward rules, different NAT, Port Forwarding, Connection marking, DDoS.
Advance Firewall (Total Security of Mikrotik Router): 30+ Security Tips.
Layer-2 and Layer-3 Data Connectivity (EoIP Tunnel, GRE Tunnel, IPIP Tunnel)
DNS auto change problem solve
Version Upgrade & Downgrade with netinstaller
Load Balancing over Multiple gateways with fail over
Dual WAN Load Balancing With Fail Over
Port Forwarding
Log Server Configure
All kind of VPN Solutions
Graph monitoring Setup
Spammer Detect and Block
Local Bandwidth Manage
Day & Night Package
VPN solution (pptp, sstp, IPSec)
Hotspot Solution
Bridge configure
Bonding setup
Firewall configure
Advance Filter Rules
NAT rules configure
Mangle rules configure
Layer7 Protocol
Advance Routing
Static Routing
Dynamic Routing (OSPF, BGP, RIP)
Load balance With Fail over (4 Types: 1. Prerouting mangle, 2. Input-Output mangle, 3. OSPF, 4. BGP)
BGP Filter & LoadBalance
Cisco Switching etc.