Archive for May, 2013

Just Say NO to Energy Saver Power Strips

by Jason Stewart
I had a terrible experience last week. I had set up brand-new network equipment at a customer’s place. It was a stock configuration that I had deployed several times before. Yet for some strange reason, their network began to fail and recover mysteriously at highly irregular intervals. It took an after-hours troubleshooting session to identify […]

DNS Hostname Resolution Fails, DIG and NSLOOKUP Succeed

by Jason Stewart
If you have ever encountered the situation where name-based resolution fails, yet a check against dig or nslookup succeeds for the same hostname, you may be experiencing a conflict with Multicast DNS (mDNS) name resolution. On February 20, 2013, IETF published and approved RFC 6762 which reserves .local as a fake TLD for hostnames that […]