Questions tagged [tcp]
For questions about Transmission Control Protocol (TCP), a transport protocol used to encapsulate data across a network for reliable communication.
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How can I configure a Cisco router 4300 to allow internal server ip:80 to be accessed on public ip:4500
I have an internal web server on port 80. I need help commands maybe to configure port forwarding to access the server on my private network from a public IP
Current running config
interface ...
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TCP Retransmission testing tool
I'm setting up two Linux agents (based on Debian) to test TCP retransmission patterns using iperf3. The output looks like this:
# iperf3 -c 172.16.2.11 -p 5010 -t 5 -b 10M
Connecting to host 172.16.2....
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End to end delay over N link including the (simplified) propagation delay
It is well know (see this question) and easily verifiable that end-to-end delay in case of trasmission of P packets of size L over N equal links (same transmission rate R) with zero propagation delay ...
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TCP blocked until the acknowledgment received
I am currently facing an issue in my application where the TCP messages seem to be blocked until an acknowledgment received. Specifically, the subsequent messages wait for the acknowledgment of the ...
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Tail Loss Probing Timer of TCP
I've been wrapping my head around how TLP timer works that helps in faster loss recovery especially when packets are lost at end of transmission thus saving RTO(Retransmit Time Out) time. In normal ...
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Can SMALL TCP segments slow the TCP transfer rate?
Hello everybody and thanks for reading me,
I have a datacenter switch connected to 10 25G servers and running some sort of storage application (nsdperf), the problem is that we are seeing a very slow ...
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TCP Congestion Window
Looking at example of congestion window graph pasted below and wanted to confirm my understanding.
Looking at the red bar would that be the timeout happening here due to ACK being lost? and the b1 ...
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Is it valid to send consecutive tcp packets having overlapping data?
Assuming:
TCP Window Size of client: 2000 bytes
MSS (maximum segment size) of client: 1500 bytes
Now server want to send 3000 bytes to client B1..B3000. Server sends:
Packet-1: Contains B1..B1500 ...
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