TCP Talk Series -IV

Today we are going to discuss below topics: TCP Congestion Mechanism TCP Half Close TCP Half Open Simultaneous Open and Close Telnet flow TCP CONGESTION MECHANISM : TCP (THE TRANSPORT LAYER) is unaware of of the network structure. TCP believes that two nodes are directly connected. HOST TO […]

TCP Talk Series – III

In our last post  TCP Talk Series- II , we studies about the Transmission Control Blocks, TCP Finite State Machine (FSM) and Nagles Algorithm. Today, we are going to cover below topics: Retransmissions Selective Acknowledgement Sliding Window Why only after 3-duplicate ACK retransmission takes place in TCP? Since TCP […]

TCP Talk Series- II

In TCP Talk Series – I, we saw the various TCP flags and TCP options. Today, we are going to learn below topics: TCB Active Open Passive Open Finite State Machine Three Way Handshake Nagles Algorith TCB : Transmission Control Block Block of memory space allocated by CPU […]

TCP Talk Series – I

TCP: very common protocol in the networking field and the most important one as well. In these posts, we are going to learn TCP in depth. I will be posting TCP in series covering below topics in this first post: TCP Flags: RESET PUSH URGENT TCP OPTION MSS […]

vPC Design Variations

Virtual Port Channel Series: We are going to have detailed discussion on vPC in this series of post. Below are the topics which are covered in different posts.  Basics of vPC : Virtual Port Channel (vPC)- Part 1 vPC Inconsistency and Control Plane: vPC – Part II vPC Failure Scenarios […]


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Shivam Khandelwal

Too good articles !! Very well written and structured. Keep the good work coming. Cheers:)

Vilaksh Bansal

created by amazing people who had diverse experience

Nagendra Kumar

Good job Sabyasachi Kar for the nice blog