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The Day the Network Went Rogue: A Network Admin’s Day Off
Morning Mayhem: The day started innocently enough. The network admin, let’s call him Ned, declared a day off, believing the network to be in perfect harmony. Little did Ned know, the servers had other plans! Emails started pinging, alerts went …
Where is all this port udp port 443 traffic coming from? Understanding QUIC.
QUIC operates atop UDP, integrating TCP and TLS (Transport Layer Security) features to offer a streamlined, encrypted, and low-latency connection. Unlike TCP, QUIC doesn’t require a handshake process before data transfer begins. By combining encryption and connection setup, QUIC significantly …
What is N+2 Redundancy in terms of Data Center reliability?
N+2 redundancy is a design principle implemented in data centers to guarantee high availability and minimize the risk of service disruptions due to equipment failures or maintenance activities. At its core, the concept ensures that more resources are available than …
Selecting a Data Center and what to look for
Selecting the right data center is a critical decision that impacts your business’s efficiency, reliability, and security. Conducting thorough research, visiting facilities, and engaging with providers directly can provide valuable insights to make an informed choice. The following is a …
Packets Down Range #28:Databank expands, H5 Expands, fiber isn’t King everywhere
This is going to be a quick PDR. I am getting back into the swing of blog posts, and now back into Packets Down Range. More regular PDR’s coming. Data Center News •Netrality secures $380 Million sustainability-linked credit facility. • …
Understanding BGP Attribute Local Preference
Local Preference is a BGP attribute that is pivotal in influencing route selection within an autonomous system (AS). Each BGP router within an AS assigns a Local Preference value to incoming BGP routes. This value indicates the preference for routes …
The anatomy of a network router’s routing table
A route table is essentially a database used by a router to determine the optimal path for forwarding data packets. It consists of a collection of entries, each representing a destination network or a specific host. These entries contain essential …
Mikrotik Version 7.12 PSA
From the latest Mikrotik Newsletter. Because of the introduction of a new wireless package, we would like to bring to your attention thatRouterOS will now show upgrades only up to 7.12 if using an older version of the software. You …
Routing Bells – A Christmas Carol for network engineers
“Routing Bells” Verse 1:Dashing through the LANIn a one-gig open sleighO’er the switches we goPinging all the wayBells on routers ringMaking VLANs brightWhat fun it is to troubleshootAnd fix things through the night, hey! Chorus:Routing bells, routing bellsRouting all the …
What is jitter in computer networking?
In a perfect network, data packets would arrive at consistent intervals. Jitter represents the inconsistency or variability in these arrival times. Jitter is usually measured in milliseconds (ms). Tools and network monitoring systems analyze packet arrival times to calculate jitter, …