Telling OpenSSL About Your Root Certificates
OpenSSL doesn’t come with its own trusted root certificates; you have to tell it where to find them. This should be straightforward – and it is – but Apple have found a way to make it […]
troubleshooting
Five Essential OpenSSL Troubleshooting Commands
Troubleshooting SSL certificates and connections? Here are five handy openssl commands that every network engineer should be able to use. Bookmark this – you never know when it will come in handy! 1. Check the […]
Why Doesn’t IPv6 Work on My Juniper EX Switch?
Once upon a time I had a lovely home network where IPv4 and IPv6 coexisted in perfect harmony. And then the big bad Juniper EX3200 switch was installed, and suddenly my IPv6 world ended. In […]
Multicast Problems on the Juniper EX Series
I’m lucky enough to run a Juniper EX3200 as my home’s “core switch” (sounds good, right?). I love the Junos OS, and apart from the fans being tremendously noisy (in fact the hostname for this […]
TIP: IOS Route-Maps – What Not To Do
Today’s post is a quick tip on configuring a route-map in IOS, or more specifically, how not to configure it. Like almost everybody else, I am capable of making stupid mistakes. I don’t mean the […]
Those Pesky Active BGP Sessions
You’re troubleshooting a routing problem; you check BGP and the neighbor shows as active. Great, let’s move on and look somewhere else. Right now a good proportion of you should be shouting at your screen […]