Python 3.7 – The best Python Release Ever!

Especially because: https://github.com/python/cpython/commit/47320a652e872003f3dd3a9db4243067b09dd316#diff-c6a3fa0ad7b17f8e32f340835a4e5353 🙂

GitHub + Rebasing from upstream/master to origin/master

So, every now and then on a PR I need to rebase and fix things so I can retest etc. – I always forget this so blogging…

IPv6 Tacacs+ Support (tac_plus)

Recently @ Facebook we found that we required IPv6 access to TACACS for auth (AAA) for the majority of our production Network Equipment. Tacacs+ (tac_plus) is an old…

30 Levels of NAT Lab #2 – Juniper SRX100s

Well, I had the chance again to play with lots of Firewalls, so I did. A customer had ordered > than 30 SRX100s for clustered branch deployments…

RANCID with Junos Read-Only User

Here is the setting for a Junos device to create a user with read only privileges to allow RANCID to work. [plain] set system login class RANCID…

Updating Juniper QFabric

The follow post shows output obtained and the  upgrade process performed recently on a clients QFabric system. This output was captured updating from 12.2X30 to 12.2X50 Junos…

Juniper SRX Chassis Cluster RG0 Nagios Check

I was required to check (as this customer did not have a trap collector) which node was active for redundancy group 0 on a SRX cluster. So…

VMWare Guest Consoles over a WAN with Latency

Have you ever used the VMWare console over a WAN with latency and it enters multiple key strokes into the console and makes using the console super…

SRX Branch Chassis Cluster Ports

Here is a table of the ports that are used for chassis cluster control link and management ports on Branch SRX devices. The quoted ports are the…

Backup your Junos configs TODAY !

Cooper’s tip of the moment, ALWAYS backup your Junos configurations. Hate when a customer does not, your router does not have raid (unless it has redundant REs,…