1 min readTutorial
Decommissioning old servers safely
Powering off is not decommissioning. Data remnants and DNS ghosts linger.
#infrastructure
8 articles
1 min read
Choosing managed DNS wisely
Registrar default DNS is fine until you need fast changes, DNSSEC, or failover. What to evaluate.
1 min read
Patching NAS devices
NAS firmware holes are quiet until ransomware finds the share.
1 min read
When to replace that aging firewall
End-of-support appliances quietly become unpatchable internet doors. How to plan a refresh without drama.
1 min read
Monitoring what matters for SMBs
Disk full and certificate expiry beat vanity dashboards.
1 min readTutorial
Documenting your network for the next person
A one-page network truth file beats a heroic tribal-knowledge culture.
1 min read
Line-of-business apps and unsupported Windows
When one ancient app pins you to an old OS, and exit ramps that are less painful than denial.
1 min read
Winter outage season: UPS and generator basics
Cold-weather power events take down offices that thought “the cloud” made on-site power irrelevant.