Why the FF:FE in EUI-64? - Network Engineering Stack Exchange
Dec 6, 2016 · EUI-64 IPv6 addresses are generated from MAC addresses by taking the network prefix (64 bits) and appending the first half of the MAC address, then FF:FE, then the second half of the …
Does a SDN controller requires the network or network device it …
Mar 12, 2026 · (I'm a developer about to use a SDN controller (OpenDayLight), and not a network specialist. My question might be naive) I have to get (and later to set) the attributes of a given …
Server does not send FIN ACK response, but instead ACK with "out of ...
Nov 4, 2025 · This "weird ACK" with a sequence number one higher than the received FIN is the acknowledgement for the FIN. This is how TCP is supposed to work. So there is nothing weird here, …
Allied Telesis AT-9424T/SP stuck in bootloop
I’m facing a boot loop issue with my Allied Telesis AT-9424T/SP switch. After powering it on, the system initializes and attempts to decompress the application image, but it eventually throws an
network - How to interpret traceroute results? - Network Engineering ...
Sep 23, 2023 · I know that it displays the RTT of hops. Not exactly. ping and traceroute display the round-trip time for ICMP echo request and ICMP TTL expired in transit alone. The difference to …
How IP helper address works? - Network Engineering Stack Exchange
May 23, 2017 · How IP helper address works and what is the difference between dhcp and IP helper-address .please explain in brief.
User Roy Latham - Network Engineering Stack Exchange
Feb 26, 2025 · Q&A for network engineers I am a MS SQL Server DBA and Developer. I have also worked on Sybase and Oracle. I have Virtual boxes for the above plus MySQL and PostgeSQL. I …
Need Advice - 140m Ethernet Run Between Buildings
Aug 2, 2025 · I'm facing a technical challenge and could really use your expertise. I need to establish a wired network connection between two points 140 meters apart - well beyond the standard 100m …
routing - Default Route Excluding VLAN on HP switch - Network ...
Jul 17, 2024 · I have configured HPE 5710 Layer 3 switch with multiple vlans. The Default Static Route displays it's interface as Vlan10, I am able to ping 8.8.8.8 from addresses in that vlan, including the …
layer2 - Network Engineering Stack Exchange
Aug 6, 2022 · MTU mismatch scenario, two hosts handle in a different way ingoing packets bigger than local interface MTU. How does MTU really work?