• Author : Gerry


7500N Clearance Requirements and Footprint

Introduction When install a 7500N chassis in a rack that provides adequate clearance for removing front and rear components. Arista 7500N Quick Start Guide states the Clearance requirements and footprint for switches.   7500R/R2 Line Card Clearance Since Quick Start Guide mentioned clearance is only for front and rear side, we added more clearance information here in the left and right space for 7500R/R2 Line card as below: Max width (when ejector open and pull out line card) 7500R/R2   The above 2 diagrams show the clearance of left and right in a rack  which is for linecard eject handle...
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IP static route with health check

Introduction The purpose is to simplify ip static route with health check does_it_live.py script, it’s easy to enable this feature quickly without complicated programming. This feature leverages the Reachability Health Checks document ( https://eos.arista.com/reachability-health-checks/ ) and does_it_live.py  ( https://github.com/alexisdacquay/does_it_live ) which was made by Alexis Dacquay. Due to Reachability Health Checks(does_it_live.py) support rich parameters, there are mode(icmp/dns), interval, timeout, dampening, source. We just take it and use it. Configuration The following configuration commands have been added as part of this feature support: 1. Create ping check script on Daemon: t3 – timeout 3 seconds, i3 – interval 3 seconds, – ping check ip. configuration:...
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