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Stop IPv4 Point-To-Point Addressing your Networks

cooperlees Jun 16, 2022 0 Comments

IPv4 addressing on links is no longer required to route IPv4. What you say?? Yes, you can stop IPv4 addressing your point to point links with Legacy IP and route…

cisco g33k juniper linux tech Uncategorized

IPv6 + Flow labels

cooperlees Sep 3, 2018 0 Comments

Recently a teammate and I have come across a frame forwarding issue with ECMP on a hardware ASIC in a device I work on where the use of Flow labels…

cisco g33k juniper linux tech

IPv6 Tacacs+ Support (tac_plus)

cooperlees Jun 17, 2014 3 Comments

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 daemon released by…

g33k juniper

30 Levels of NAT Lab #2 – Juniper SRX100s

cooperlees Nov 28, 2012 0 Comments

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 so I took…

g33k juniper

RANCID with Junos Read-Only User

cooperlees Nov 9, 2012 2 Comments

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

g33k juniper

Updating Juniper QFabric

cooperlees Sep 27, 2012 0 Comments

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 release via a…

g33k juniper

Juniper SRX Chassis Cluster RG0 Nagios Check

cooperlees Aug 18, 2012 0 Comments

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 I thought I…

g33k juniper

SRX Branch Chassis Cluster Ports

cooperlees May 12, 2012 0 Comments

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 'stand alone' non…

g33k juniper

Backup your Junos configs TODAY !

cooperlees May 8, 2012 0 Comments

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, VC or is…

g33k juniper

QFabric Part 2 – Lets get Down and Dirty Deploying and Configuring …

cooperlees Apr 21, 2012 0 Comments

Juniper is selling QFabric as a bundle. Due to this the install has been templated and will be similar in regards to the control plane and getting the fabric up…

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Recent Posts

  • systemd … targeting Requires=, Wants, Before= and happily ever After= again …
  • Book REVIEW: Linux Service Management Made Easy with systemd: Advanced techniques to effectively manage, control, and monitor Linux systems and services 1st Edition
  • CLI Templates for Python + Rust
  • Stop IPv4 Point-To-Point Addressing your Networks
  • NAT64: Using `jool` on Ubuntu 20.04

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  • Chris Poupart on IPv6 Tacacs+ Support (tac_plus)

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You Missed

g33k linux tech

systemd … targeting Requires=, Wants, Before= and happily ever After= again …

g33k linux tech

Book REVIEW: Linux Service Management Made Easy with systemd: Advanced techniques to effectively manage, control, and monitor Linux systems and services 1st Edition

g33k python

CLI Templates for Python + Rust

cisco g33k juniper linux tech

Stop IPv4 Point-To-Point Addressing your Networks

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The nerdy life of Cooper Ry Lees !

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