July 2020 Upgrades

Yesterday, the MBIX Ops Team completed upgrades on its core switches, as part of our ongoing mission to operate high-capacity network equipment.

First, we upgraded to the latest NX-OS software release, and upgraded what Cisco calls the electronic programmable logic device (EPLD)–the silicon that forwards packets.

The bigger job was to replace the 294 Portage […]

mbix.ca DNSSEC outage – now resolved

It was recently brought to our attention that mbix.ca was failing to resolve for anyone using Google Public DNS. The response to queries was a servfail, indicating a technical failure in name resolution. However, this problem would have been visible on any DNSSEC-validating resolver, which would not return results, after finding the signature expired for […]