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34

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Why does the Transport layer break data into packets? How does that make things reliable? Isn't the Network layer doing the same thing?

ip tcp networking

modified Jun 1 at 18:19 Zac67 60.2k

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1

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30

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In TCP, when a receiver starts sending duplicate ACKs to the sender, does it also send ACKs for packets it has received past the hole?

ip tcp

answered May 23 at 8:28 Zac67 60.2k

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1

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45

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What is the difference in reliability of sending a pure ACK packet (without any data), as opposed to a data packet in TCP?

ip tcp ip-address

answered May 22 at 6:37 Steffen Ullrich 1,893

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0

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15

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Difficulty in understanding the concept of “artificial inflate” and “deflate” in the fast recovery phase of TCP

tcp rfc congestion

asked May 3 at 21:29 Abhishek Ghosh 65

0

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0

answers

8

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Difficulty in understanding the action “transmit new segment(s), as allowed” in TCP congestion control

tcp rfc congestion

asked May 3 at 20:49 Abhishek Ghosh 65

1

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1

answer

63

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Tearing down the FSM description of congestion control

tcp congestion

modified May 2 at 9:43 Abhishek Ghosh 65

38

votes

3

answers

115k

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What is the difference between MSS and MTU?

tcp layer3 layer4 mtu pppoe

modified Apr 21 at 6:15 Jayanth 5

1

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1

answer

93

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Which of TCP flags will use a timer, and what Timer will use?

tcp networking

modified Apr 20 at 20:59 Community♦ 1

1

vote

1

answer

85

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Slow SMB transfer rates with client direct to Cisco switch, normal when connected to a downstream Netgear switch

tcp throughput

answered Apr 12 at 18:29 januszb 21

0

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1

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28

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TCP ACK confusion

tcp networking

modified Apr 8 at 14:49 Ron Trunk 58.4k

3

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3

answers

14k

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What is Data Offset and its uses in TCP Header?

ip tcp

modified Apr 4 at 10:44 Zac67 60.2k

15

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3

answers

3k

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Why does one say IP fragmentation is bad and to be avoided when in reality data always needs to be fragmented for MTU compatibility?

ipv4 tcp udp osi fragmentation

modified Apr 1 at 15:43 Barmar 366

7

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6

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3k

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Redundant IP link aggregation for failover operation without route failure detection

tcp redundancy failover architecture packet-loss

answered Apr 1 at 13:16 Michael McCarthy 1

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2

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98

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How TCP sequence numbers work in bidirectional communication/sliding window?

tcp network transport-protocol

modified Apr 1 at 9:58 Ferrybig 103

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Why does the Transport layer break data into packets? How does that make things reliable? Isn't the Network layer doing the same thing?

In TCP, when a receiver starts sending duplicate ACKs to the sender, does it also send ACKs for packets it has received past the hole?

What is the difference in reliability of sending a pure ACK packet (without any data), as opposed to a data packet in TCP?

Difficulty in understanding the concept of “artificial inflate” and “deflate” in the fast recovery phase of TCP

Difficulty in understanding the action “transmit new segment(s), as allowed” in TCP congestion control

Tearing down the FSM description of congestion control

What is the difference between MSS and MTU?

Which of TCP flags will use a timer, and what Timer will use?

Slow SMB transfer rates with client direct to Cisco switch, normal when connected to a downstream Netgear switch

TCP ACK confusion

What is Data Offset and its uses in TCP Header?

Why does one say IP fragmentation is bad and to be avoided when in reality data always needs to be fragmented for MTU compatibility?

Redundant IP link aggregation for failover operation without route failure detection

How TCP sequence numbers work in bidirectional communication/sliding window?

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