I would suggest that a vendor down-select decision should not start with a comparison between vendors' product lines, but with an analysis of the business requirements for having network connectivity. The business drives the apps, and the apps drive ...

Are you also using the Control-Plane flavor of XRd, as that has more limited forwarding capabilities than the Data-Plane (vRouter) version? From the XRd Data Sheet: "XRd Control Plane provides minimal forwarding capabilities, which is adequate for pe...

Time sync can be lost between a master (Cat9500 BC) and slave (AVoIP) because packet delay variation prevents the two devices from finding a stable "floor" (minimum propagation delay) RTT value. Looks like you have narrowed the cause of PDV to the LA...

Can you post your configs for R1, ISP1, and ISP2?

Without having access to the remote link-partner, we can only speculate as to its state (governed by 802.3 Clause 37) and the root cause when the link was not working. My speculation: since the Nexus and NCS have different h/w and NOS, they were beha...