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Network Engineering

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Awarded 1117 times.
Server does not send FIN ACK response, but instead ACK with "out of range" Ack number increased by 1 byte
Awarded Nov 5 at 3:34
How Does A Layer 2 Switch Differentiate Between Different Networks?
Awarded Oct 12 at 19:34
In "Computer Networks:A Top Down Approach" - can multiple applications using the same protocol use its designated port?
Awarded Aug 22 at 19:42
In a network operating on layer 3 of the OSI model, why is the destination MAC address needed if the target host is in another network?
Awarded Aug 22 at 7:32
What MAC, IP and IPv6 addresses should I use as example for testing and documentation?
Awarded Aug 12 at 7:57
What does "802.11" in "IEEE 802.11" mean?
Awarded Jul 22 at 14:06
Is 223.1.2/24 (sic) correct way to label a subnet?
Awarded Apr 2 at 6:07
iperf: send specific volume?
Awarded Mar 31 at 16:54
Is application level re-transmission needed for TCP and SCTP
Awarded Mar 17 at 23:08
Is 223.1.2/24 (sic) correct way to label a subnet?
Awarded Mar 13 at 17:40
Why doesn't server response reach client in different subnet despite overlapping IP ranges?
Awarded Feb 20 at 21:50
What purpose is the Uplink port in layman's terms and do I need it?
Awarded Jan 5 at 3:07
IPv6 link-local vs unique local
Awarded Jan 2 at 8:02
When is 'Timestamp' and 'Timestamp Reply' are used in ICMP protocol?
Awarded Dec 30, 2024 at 22:06
Do all TCP packets from same http request take same route? If not, how can I better understand where each went?
Awarded Dec 25, 2024 at 15:34
Do all TCP packets from same http request take same route? If not, how can I better understand where each went?
Awarded Dec 25, 2024 at 13:36
When my modem places a signal on coax, is that signal still considered Ethernet?
Awarded Dec 2, 2024 at 8:20
What is the minimum MTU size?
Awarded Nov 20, 2024 at 19:19
VXLAN: how receiver knows that the received packet is VXLAN-encapsulated?
Awarded Nov 12, 2024 at 19:39
What happens when SYN and FIN flags in TCP headers are both set to 1?
Awarded Nov 9, 2024 at 1:40
What's the difference between Serial DCE and Serial DTE link?
Awarded Oct 18, 2024 at 13:35
How do you calculate the prefix, network, subnet, and host numbers?
Awarded Oct 8, 2024 at 10:15
Is Ethernet port blinking really useful?
Awarded Sep 4, 2024 at 17:42
Identification field in Ipv4 header
Awarded Aug 7, 2024 at 5:11
What's the DF flag mean in IP packet header?
Awarded Jul 29, 2024 at 21:17
Why use PPPoE and not use IP directly?
Awarded Jul 22, 2024 at 0:34
How DHCP OFFER unicast works?
Awarded Jul 14, 2024 at 1:07
Difference between ping timed out and destination host unreachable
Awarded Jul 10, 2024 at 16:45
How multiple client connections are made to single web server?
Awarded Jun 15, 2024 at 17:06
Does it make sense to generally "Disable TCP Checksum Offload"?
Awarded Jun 5, 2024 at 23:05
Finding Subnet Ranges of IPv6
Awarded Jun 5, 2024 at 21:00
Why can a host with a single NIC and on two networks have 2 IP adresses?
Awarded Jun 3, 2024 at 13:33
What is the difference between L2TP vs GRE
Awarded May 23, 2024 at 20:04
What is this thread-like material on this Cat6 U/UTP cable?
Awarded May 18, 2024 at 23:11
What range is this in IPV4
Awarded Apr 23, 2024 at 3:11
Does a router send frames or packets?
Awarded Feb 13, 2024 at 18:40
Is there any reason to use unique local IPv6 addreses in a production network?
Awarded Jan 11, 2024 at 8:01
How can hosts on two different VLANs communicate?
Awarded Dec 27, 2023 at 21:36
Why do network taps have four ports?
Awarded Dec 4, 2023 at 10:43
dhcpv6 - stateful VS stateless, what is difference between it?
Awarded Nov 17, 2023 at 16:15
Is it true that the fd00::/8 address range (ULA) in ipv6 is for machines that you NEVER want to speak with anything on the Internet?
Awarded Nov 6, 2023 at 18:56
Why are rings not a favorite option in IT networks?
Awarded Oct 29, 2023 at 18:15
What are the differences in the contents of datagrams, frames, and network packets?
Awarded Sep 12, 2023 at 19:33
What is nodal delay?
Awarded Sep 4, 2023 at 9:06
Does Switch need its own MAC address?
Awarded Aug 17, 2023 at 18:18
Why is the IPv6 link-local address range fe80::/10 rather than fe80::/64?
Awarded Aug 7, 2023 at 3:35
Why in TCP the first data packet is sent with "sequence number = initial sequence number + 1" instead of "sequence number = initial sequence number"?
Awarded Jul 14, 2023 at 13:50
Why use IP if we already have a MAC address?
Awarded Jul 11, 2023 at 12:48
Why do I need to specify a subnet mask on interface?
Awarded Jun 11, 2023 at 15:26
Dropping malicious packets as close to the source as possible
Awarded May 30, 2023 at 6:26
Difference between gateway, router, switches and bridge
Awarded May 28, 2023 at 7:35
VLANs over internet
Awarded May 24, 2023 at 11:11
Do we send ack frames in ethernet? if not then how does a router know if its neighbors are down or not?
Awarded May 22, 2023 at 19:41
Can Cisco Catalyst switch get IP from DHCP server?
Awarded May 10, 2023 at 15:42
Sending generic UDP traffic for Network Simulation
Awarded May 8, 2023 at 16:03
Why doesn’t ICMP use port numbers?
Awarded Apr 25, 2023 at 13:06
What is the difference between tshark, dumpcap and others for collecting/sniffing traffic?
Awarded Apr 21, 2023 at 6:15
How can I make a PVST+ switch root towards MST network?
Awarded Apr 16, 2023 at 15:55
Is Ethernet a protocol?
Awarded Mar 30, 2023 at 23:12
Why do we still use Ethernet?
Awarded Mar 28, 2023 at 18:21
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