Network Engineering

Enlightened

 Enlightened
First to answer and accepted with score of 10 or more. This badge can be awarded multiple times.
Awarded 436 times.
dhcpv6 - stateful VS stateless, what is difference between it?
Awarded Nov 17 at 18:27
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 at 19:42
Does Switch need its own MAC address?
Awarded Aug 17 at 20:45
Why is the IPv6 link-local address range fe80::/10 rather than fe80::/64?
Awarded Aug 7 at 6:56
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 15 at 3:55
Dropping malicious packets as close to the source as possible
Awarded May 30 at 7:10
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 at 19:47
Can Cisco Catalyst switch get IP from DHCP server?
Awarded May 10 at 16:41
What is the difference between tshark, dumpcap and others for collecting/sniffing traffic?
Awarded Apr 21 at 8:48
Is Ethernet a protocol?
Awarded Mar 31 at 0:32
IEC or SI units (binary prefixes) used for network measurement?
Awarded Mar 23 at 21:02
Why does 10Gbps ethernet claim PAM16 encoding then use a squared DSQ128 constellation?
Awarded Feb 16 at 10:36
Do LACP MTUs (or other link-level MTUs) need to match?
Awarded Jan 18 at 19:11
Analyze Network Traffic by Autonomous System Number?
Awarded Jan 5 at 12:58
WiFi versus Wireless LANs
Awarded Dec 22, 2022 at 16:32
Leased Lines vs MPLS
Awarded Dec 8, 2022 at 0:55
Traceroute UDP port question
Awarded Nov 22, 2022 at 2:41
Is `0.0.0.0/1` a valid IP address? If so, what does it indicate?
Awarded Nov 16, 2022 at 7:10
What is the use of NTP server when devices have accurate time?
Awarded Nov 7, 2022 at 1:35
Why does DHCP use UDP and not TCP?
Awarded Sep 24, 2022 at 21:45
How does UDP NAT Know When To Remove The Rule
Awarded Sep 17, 2022 at 3:36
Why do we need ports with IPv6?
Awarded Sep 2, 2022 at 9:46
How do I read optical transmit power via SNMP on Cisco ASR9k?
Awarded May 26, 2022 at 12:27
Why is Packet Size Limited?
Awarded Apr 1, 2022 at 21:46
Why are Internet hosts "not required" to receive an IPv4 datagram larger than 576 bytes?
Awarded Mar 28, 2022 at 10:30
What is the proper name for hexadecimal like standard notation of an IPv6 address?
Awarded Mar 28, 2022 at 10:02
Why don't we use MAC address instead of IP for having "Internet" or doing communication?
Awarded Mar 8, 2022 at 10:16
Duplicate IP Address - which one wins?
Awarded Feb 11, 2022 at 14:55
What is the difference between broadcasting and flooding?
Awarded Feb 9, 2022 at 9:48
Collision domain question
Awarded Feb 2, 2022 at 19:56
What is the purpose of subnetting, if we have NAT?
Awarded Jan 25, 2022 at 11:51
Does an unmanaged switch deal with IP addresses at all
Awarded Jan 18, 2022 at 7:52
Is there a way to capture only gratuitous ARP's using tcpdump?
Awarded Jan 2, 2022 at 18:17
If TCP packets are pre acknowledged, what happens if packets are dropped?
Awarded Dec 25, 2021 at 6:21
IPv6 prefix interpretation
Awarded Nov 24, 2021 at 15:08
What is a FEC in MPLS domain?
Awarded Nov 11, 2021 at 21:32
Bandwidth vs Throughput vs Data(bit) rate
Awarded Nov 1, 2021 at 14:05
Where are 0 TCP/UDP ports banned?
Awarded Oct 8, 2021 at 2:31
How does the router know how to route the packets to my terminal?
Awarded Oct 5, 2021 at 2:21
Why does an Ethernet cable have four pairs?
Awarded Sep 30, 2021 at 4:10
How many TCP/IP layers are involved when I am pinging my router and my PC?
Awarded Sep 15, 2021 at 4:35
VTP V3 Cisco Switch Error when creating new VLAN
Awarded Sep 2, 2021 at 20:26
What was the intended use for VLANs 1002, 1003, 1004, 1005? (fddi trcrf fddinet trbrf)
Awarded Aug 5, 2021 at 19:40
IPv6 addresses allocation
Awarded Aug 3, 2021 at 16:20
What are the negative impacts of using non RFC1918 addresses on a private network?
Awarded Jul 12, 2021 at 4:06
What are FPC and Linecards?
Awarded Jul 2, 2021 at 6:18
How to know whether a protocol uses TCP or UDP
Awarded Jun 7, 2021 at 18:06
What's the difference between TPID of 0x88a8 or 0x8100
Awarded May 26, 2021 at 13:43
Communication between networks without routing - is it possible?
Awarded Apr 23, 2021 at 17:50
Difference between default route, partial and full routing table for a BGP session
Awarded Apr 16, 2021 at 11:59
Why does one say IP fragmentation is bad and to be avoided when in reality data always needs to be fragmented for MTU compatibility?
Awarded Apr 1, 2021 at 12:13
Is wifi power consumption related to password length
Awarded Mar 1, 2021 at 1:04
Why can't devices in different subnets talk with each other?
Awarded Feb 26, 2021 at 13:56
Why does PPP need an underlying protocol?
Awarded Feb 14, 2021 at 22:49
RJ45 Cable only has 4 wires
Awarded Feb 4, 2021 at 13:27
An easy yet effective way to test if existing network cabling will be ok for GbE?
Awarded Jan 21, 2021 at 21:48
What are the differences between network, host, loopback and broadcast address?
Awarded Jan 17, 2021 at 1:10
Converting PCAP to WAV
Awarded Jan 6, 2021 at 19:05
What stops someone from configuring their network with IP addresses they do not own?
Awarded Jan 4, 2021 at 17:10
What is backpressure in the context of routers?
Awarded Jan 3, 2021 at 13:30
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