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 …
Palo Alto Firewall: Why is double NAT needed?
Apr 29, 2021 · Double-NAT is not needed, and it should not be used. Routers need to know where to send traffic. Routers inherently know about directly-connected networks, but the need …
wireless - What is the difference between "Client Mode" and ...
Jul 29, 2016 · The difference between an independent bridge and a "client AP" is (poorly) explained in mode 5 description: These units are wireless driverless clients. It means that a …
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 …
ARIN Ip database - Network Engineering Stack Exchange
Mar 30, 2016 · NE is a site for to ask and provide answers about professionally managed networks in a business environment. Your question falls outside the areas our community …
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
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
Server does not send FIN ACK response, but instead ACK with "out …
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 …
RDP Dropping When TTL Changes From 127 to 63
May 21, 2024 · Currently when connecting to our work server through VPN and RDP the RDP connection drops every once in a while and then comes back. I started a continuous ping to …
Cisco Smart Licensing on Catalyst 9200 - Network Engineering …
Aug 18, 2019 · The 9K switches can have various lengths of licensing (3, 5, 7, 10 years). We have found some problems with the 9200 that seem to work well with the 9300, but for simply …