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bytebunker-labs.bsky.social
❓ Question · Easy
One IP address serves fifty HTTPS sites, each with its own certificate. During the TLS handshake, how does the server know which certificate to present?
#Networking #NetworkEngineering
One IP address serves fifty HTTPS sites, each with its own certificate. During the TLS handshake, how does the server know which certificate to present?
November 6, 2026 at 2:00 PM
fastnetmon.bsky.social
What is line-rate DDoS filtering, explained.

A 100G link with 64-byte frames can carry about 148.8 million packets per second. Gbps alone doesn’t tell you if a filter can keep up.

#FastNetMon #DDoS #NetworkEngineering fastnetmon.com/2026/10/26/w...
November 3, 2026 at 11:02 AM
bytebunker-labs.bsky.social
❓ Question · Easy
A /28 subnet contains 16 IPv4 addresses. How many can you actually assign to hosts, and where do the missing ones go?
#Networking #NetworkEngineering
A /28 subnet contains 16 IPv4 addresses. How many can you actually assign to hosts, and where do the missing ones go?
November 3, 2026 at 2:00 PM
fastnetmon.bsky.social
FastNetMon Community is sitting at 3,700+ GitHub stars. If it’s been useful to you, a star helps more engineers find it.

github.com/pavel-odints...

#FastNetMon #DDoS #NetworkSecurity #NetworkEngineering #GitHub
October 28, 2026 at 11:02 AM
techfielddaypod.bsky.social
In this clip from the Tech Field Day Podcast, Yash Nagaraju of HPE Networking explains why advanced network automation isn't designed to eliminate network engineers, but to liberate them.

#TFDPodcast #TFDSpotlight #NFD41 #NetworkEngineering #AIOps
October 27, 2026 at 10:56 PM
bytebunker-labs.bsky.social
🧩 Scenario · Easy
You're moving a service to a new IP next week. Its DNS record has a 24-hour TTL. Why lower the TTL days before the cutover rather than on the day, and what do you do afterwards?
#Networking #NetworkEngineering
You're moving a service to a new IP next week. Its DNS record has a 24-hour TTL. Why lower the TTL days before the cutover rather than on the day, and what do you do afterwards?
October 28, 2026 at 1:00 PM
fastnetmon.bsky.social
NVIDIA and Cisco just announced USFP: 400 Gb/s per lane, 6.4 Tbps per direction, with a roadmap to 12.8 Tbps. Four times the bandwidth density of current pluggables.

fastnetmon.com/2026/10/13/n...

#NetworkEngineering #FastNetMon
October 27, 2026 at 11:02 AM
techfieldday.com
In this clip from the Tech Field Day Podcast, Yash Nagaraju of HPE Networking explains why advanced network automation isn't designed to eliminate network engineers, but to liberate them.

@NetworkingNerd.net @TechFieldDayPod.bsky.social @HPE.com

#TFDPodcast #TFDSpotlight #NFD41 #NetworkEngineering
October 23, 2026 at 6:28 PM
ipinsightsupport.bsky.social
Una red eficiente comienza con una buena ingeniería. En IP Insight Support identificamos limitaciones y optimizamos infraestructuras para mejorar su rendimiento y capacidad de crecimiento.
#NetworkOptimization #NetworkEngineering #IPInsightSupport
Diseño corporativo de IP Insight Support con el título “Más capacidad, menos limitaciones”. A la derecha aparece una fotografía de equipos de red con múltiples cables Ethernet azules conectados. El contenido destaca los servicios de diseño, auditoría y optimización de infraestructuras para eliminar cuellos de botella, mejorar el rendimiento y preparar las redes para nuevas demandas.
October 22, 2026 at 3:02 PM
fastnetmon.bsky.social
We’re in Miami! Virgil and Pavel are on the ground at NANOG 98 today and ready to talk. If you’re here and working on DDoS detection and mitigation, traffic visibility, routing, or network security, come find them.

#NANOG98 #FastNetMon #NetworkEngineering #DDoS #NetworkSecurity #Miami
October 19, 2026 at 9:00 AM
lucasvital123.bsky.social
Que é uma rede Mesh limite envia dados cada pessoa dessa rede ajuda a rede de fato um para cada celular cada pessoa a informação até chegar no seu destino
github.com/torlando-tec...
#OpenSource #NetworkProtocols #Networking #IoT #NetworkEngineering #Columba #reticulumnetwork
October 14, 2026 at 9:08 AM
trainace.bsky.social
Of all the early networking skills students learn with us, Subnetting & IP Addressing is the one they most often seek help with.

Join us for a free, three-hour, instructor-led clinic info.trainace.com/2026-q4-clin...

#networkengineering #security+ #ittraining #itskills #comptia
2026 Q4 Clinics - IP Addressing and Subnetting
This instructor-led clinic is for students preparing for certification exams that require in-depth knowledge of how IP addressing and subnetting works.
info.trainace.com
October 14, 2026 at 2:41 PM
lucasvital123.bsky.social
Tropa para vocês esvaziar o download do aplicativo Columba
github.com/torlando-tec...
#OpenSource #NetworkProtocols #Networking #IoT #NetworkEngineering #Columba #reticulumnetwork #decentralized
GitHub - torlando-tech/columba: Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum
Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum - torlando-tech/columba
github.com
October 14, 2026 at 10:13 AM
lucasvital123.bsky.social
Que é uma rede Mesh limite envia dados cada pessoa dessa rede ajuda a rede de fato um para cada celular cada pessoa a informação até chegar no seu destino
github.com/torlando-tec...
#OpenSource #NetworkProtocols #Networking #IoT #NetworkEngineering #Columba #reticulumnetwork
GitHub - torlando-tech/columba: Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum
Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum - torlando-tech/columba
github.com
October 14, 2026 at 2:46 AM
lucasvital123.bsky.social
github.com/torlando-tec...
#OpenSource #NetworkProtocols #Networking #IoT #NetworkEngineering #Columba #reticulumnetwork #decentralized
GitHub - torlando-tech/columba: Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum
Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum - torlando-tech/columba
github.com
October 13, 2026 at 3:30 PM
fastnetmon.bsky.social
FastNetMon Advanced 2.0.385 is out.

IPv6 attack detection, per-IP FlowSpec filtering counters, TLS support for ClickHouse, mirror next-hop BGP configuration, and IPv6 flow tracking. Plus stability fixes.

fastnetmon.com/2026/10/12/f...

#FastNetMon #DDoS #NetworkEngineering #IPv6
October 13, 2026 at 10:00 AM
lucasvital123.bsky.social
Propaganda como ajudar ao aplicativo Columba
github.com/torlando-tec...
#OpenSource #NetworkProtocols #Networking #IoT #NetworkEngineering #Columba #reticulumnetwork #decentralized
GitHub - torlando-tech/columba: Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum
Native Android messaging app using Bluetooth LE, TCP, or RNode (LoRa) over LXMF and Reticulum - torlando-tech/columba
github.com
October 12, 2026 at 3:21 AM
fastnetmon.bsky.social
A peer drops. With SNMP you find out in 30-60 seconds and get “down.” With BMP you get the notification instantly, with the actual BGP error code and the real reason.

fastnetmon.com/2026/03/04/understanding-the-bgp-monitoring-protocol/

#FastNetMon #BMP #BGP #NetworkEngineering
October 8, 2026 at 9:00 AM
fastnetmon.bsky.social
We're in Chișinău tomorrow for the very first MDNOG.

Where Virgil Truica from the FastNetMon team will be presenting "DDoS attacks in 2026: Trends & mitigation".

See you there: fastnetmon.com/2026/07/14/see-you-at-mdnog/

#FastNetMon #MDNOG #MDNOG1 #NetworkEngineering #NetworkSecurity #Moldova
October 7, 2026 at 9:00 AM
keithransom.bsky.social
Short: NetIntegrate Hardware-as-a-Service — angle 1

"Maximize performance & minimize upfront costs with NetIntegrate Hardware-as-a-Service! Lease our Sovereign Edge Appliance Tiers to upgrade your network without buying. Contact us for custom pricing!" #NetIntegrate #NetworkEngineering
October 7, 2026 at 10:02 AM
fastnetmon.bsky.social
Denys is back. FD,io VPP on the NVIDIA BlueField-3 Arm cores, filtering at full 100G line rate from 256-byte frames upward.

fastnetmon.com/2026/10/05/packet-filtering-with-vpp-on-bluefield-3-arm-cores-and-100g-nics/

#FastNetMon #VPP #DPDK #BlueField #NetworkEngineering
October 5, 2026 at 11:00 AM
admin.education
1/ If you’re getting into #Linux, #Cloud, and #NetworkEngineering, don’t try to learn everything at once with no structure.
Start with Linux administration and networking fundamentals: TCP/IP, DNS, SSH, firewalls, HTTP, permissions, systemd, and troubleshooting.
October 2, 2026 at 12:16 PM
cachedchecks.qwertysage.com
A full week of deep technical presentations, architectural insights, and networking. I’m incredibly grateful for the opportunity to learn, stay curious, and glean insights from a room full of true industry legends and all-stars.

#NFD41 #NetworkEngineering #Automation
techfieldday.com Tech Field Day @techfieldday.com · Oct 1
Networking Field Day #NFD41 is bringing four days of innovation, infrastructure, automation, security, & more with a diverse lineup of companies including 7SIGNAL, NETALLY, VMware by Broadcom, Arrcus, HPE Networking, NetBeez, Nokia, OpsMill, Cisco, Hedgehog, and Exsite Labs.

#NFD41 #Networking
October 2, 2026 at 2:26 AM
nwexam.bsky.social
📡 Working toward Cisco 350-101 WLCOR?

Explore the prep resource:
www.nwexam.com/cisco/350-10...

What WLCOR topic are you reviewing today?

#Cisco350101 #WLCOR #CiscoWireless #NetworkEngineering
October 1, 2026 at 9:37 AM