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Welcome to mn-LAB | Exclusive Workshop

Workshop on Advanced OSPF Routing


• Introduction to OSPF and It's Characteristics
• Operational Details of OSPF
• OSPF Neighbor Discovery Process
• OSPF States
• OSPF Packet Types and Their Roles
• OSPF LSA Types Explained and It's Operation
• OSPF DR/BDR Election Process
• OSPF Router ID and It's Selection Process
• OSPF Reference Bandwidth and It's Manipulation
• OSPF Cost and It's Manipulation
• OSPF Hello and Dead Interval
• Basic OSPF Configuration (Single Area)
• Verifying Basic OSPF with Single Area Scenario
• OSPF Passive Interface
• OSPF Plain Text Authentication
• OSPF MD5 Authentication
• OSPF HMAC-SHA Extended Authentication
• OSPF TTL Security Mechanism
• Troubleshooting OSPF Neighbor Adjacency
• Troubleshooting OSPF Route Advertisement
• OSPF Area Terminology and Router Types
• Introduction to OSPF Special Area Concept
• Stub area
• Totally stub area
• NSSA (not so stubby area)
• Totally NSSA (totally not so stubby area)
• OSPF Virtual Link Scenario
• Discontiguous Area 0 Problem
• OSPF Area Transit Capability
• Introduction to Redistribution
• Redistribution between OSPF and Other Routing Protocol
• Important Redistribution Rules
• How to Configure Route Tagging to Avoid Routing Loop
• Troubleshooting Metric Redistribution
• Troubleshooting AD Redistribution
• OSPF Default Route
• OSPF LSAs and LSDB Flooding
• Introduction to Route Summarization
• Sub Optimal Routing Problem
• OSPF Route Summarization
• OSPF External Route Summarization
• OSPF Distribute-List Filtering
• OSPF Prefix-List Filtering
• Type 3 LSA Filtering
• Type 5 LSA Filtering
• OSPF LSA Throttling
• SPF Scheduling and Throttling
• OSPF Incremental SPF
• OSPF Prefix Suppression
• OSPF Graceful Shutdown
• OSPF Graceful Restart
• How to Read OSPF Database
• OSPF Path Selection Process Explained
• OSPF Loop Prevention Mechanism
• Concept of Area In OSPF and Issue with Large OSPF Network
• OSPF Multi Area Design/Hierarchical Design Rules
• OSPF Multi-Area Configuration and Verification In Depth

Some Photos

Some Participants of this workshop

Date and Time:

November 10 and 11, 2017 (Friday and Saturday)
9:00 am to 6:00 pm


CSL Training (Dhanmondi Branch)
House# 18 (new), Road# 27 (old), Dhanmondi,
Dhaka-1209, Bangladesh


Hasanuz Zaman, Roots Communication Ltd
M Abdullah Al Naser, MetroNet Bangladesh Ltd

Target Audience:

• ISP professionals having good understanding on IP Routing, IPv4 Addressing, Subnetting
• Other IT professionals having equivalent knowledge


• Participants must have clear understanding on IP addressing and sub-netting.
• Participants must complete CCNA level training/certification.
• Participants must bring their own laptop having wireless capabilitity and power adapter.
• Participants must have willingness to note the class lectures.


• Exclusive Hands-on Training.
• Presentation Slides. (But participants must have willingness to note the critical points)
• Lunch
• Tea/Coffee
• Certificate

Final List of Participants

SL  Name of Participants  Organization
01  Shidul Alam Kaisar  SSD-TECH Ltd
02  Md Eavan Azad Badol  Brac-Aarong
03  Md. Ruhullah Al Maruf  Bashundhara Group
04  Md Mahbubur Rahman  Agni Systems Ltd
05  Md. Mahmudul Hasan  Bashundhara Group
06  Ujjal Biswas  Agni Systems Ltd
07  Faisal Quayum  RanksITT
08  Md. Nasir Ibne Reza  BRAC Bank Ltd
09  Hossain Mohammad Mithen  Fiber@Home Ltd
10  Md. Zakir Hossain  Bangladesh Telecommunications Company Ltd (BTCL)
11  Md. Rashedul Hasan  Bangladesh Research and Education Network (BdREN)
12  Naznin Akhter  MetroNet Bangladesh Ltd
13  Md. Towhidul Islam  N/A
14  Md. Mithu Howlader  Dot Internet
15  Md. Arifuzzaman  MetroNet Bangladesh Ltd

এই টিউটোরিয়াল সাইটের যেকোন টিউটোরিয়ালে যেকোন ধরণের ভূল-ভ্রান্তি যদি আপনাদের দৃষ্টিগোচর হয় তাহলে দয়া করে আমাকে জানাবেন, আমি ভূল সংশোধন করে নিব। এই টিউটোরিয়াল সাইটটি যেহেতু আমি একক প্রচেষ্ঠায় পরিচালনা করছি, তাই ভূল-ভ্রান্তি হতে পারে। এজন্য আপনাদের সহায়তা কামনা করছি। যেকোন কিছু নোটিশ করার জন্য আমাকে ই-মেইল করতে পারেন। আমার ই-মেইল আই.ডি হলো । এছাড়া আমাদের ফেসবুক গ্রুপ পেজেও পোষ্ট করতে পারেন। আমাদের ফেসবুক গ্রুপ পেজের লিংকটি হলো mn-LAB

আপনাদের সহযোগীতার জন্য সবাইকে অগ্রীম ধন্যবাদ।