In IT Network Architecture, you’ll frequently hear terms such as path diversity, path redundancy, diverse paths, and physical path diversity...
Network Bits (CIDR) Total IP Addresses Usable Host IPs /8 16,777,216 16,777,214 /9 8,388,608 8,388,606 /10 4,194,304 4,194,302 /11 2,097,152...
Practical, requirements driven standards for designing, configuring, securing, monitoring, and operating modern enterprise Cisco routing and switching environments. Who this...
Cisco BGP normally selects one best path for each prefix. Even when multiple routes have the same local preference, AS-path...
AWS Transit Gateway Connect uses a default BGP keepalive interval of 10 seconds and a hold timer of 30 seconds....
PowerShell Network Engineer / Architect Cheat Sheet Networking-focused PowerShell and Windows commands for troubleshooting IP addressing, routing, DNS, TCP/UDP connectivity,...
Cisco IP prefix lists are one of the most precise tools available for controlling routes. They are also easy to...
A throughput test tells you that a path is slow. It does not tell you where the problem is. mtr...
The Cisco maximum-paths command determines how many eligible equal-cost routes a routing protocol may install for the same destination. It...
BFD and BGP Graceful Restart are frequently described as features that should never be enabled together. That warning came from...