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 · That depends on what your SDN should be doing - that you've told us nothing about. What things is the SDN controller supposed to 'learn'? An SDN controller is the control plane of the …
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 …
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.
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
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, …
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 ...
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 switch
What are the differences between the Optical Carrier (OC) and ...
Jul 17, 2019 · OC3 and STM-1 are not equivalent. STM-1 is equivalent of OC-3c that concatenates three STS-1. The details of the frames are different.
Stupid question about bandwidth - Network Engineering Stack Exchange
An engineer and I were discussing that if our network has more network than actual needed would cause wasting bandwidth. For examples, if our company has only 200 devices are actually on a …