Junos Basics – 802.1Q Trunks
In my previous Junos Basics post I covered creating RVI’s to enable routing between different VLAN’s. In this post I’ll cover configuring an uplink port on an EX2200-C switch to trunk the VLAN’s out to...
View ArticleJunos Basics – Aggregated Ethernet Interfaces (LACP)
In my previous Junos Basics post I covered configuring an 802.1Q Trunk between a Juniper EX2200C and a Cisco 2960S. This post will expand upon the previous one by bundling two interfaces together on...
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Junos Basics – Virtual Router Redundancy Protocol (VRRP)
In my previous Junos Basics post I covered aggregating ethernet interfaces using LACP on a Juniper switch. In this post I’ll cover a simple VRRP configuration in Junos that provides first hop router...
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Junos Basics – Single Area OSPF
In my previous Junos Basics post I covered a simple VRRP configuration in Junos. In this post I’ll run through a basic OSPF configuration on a pair of Juniper routers. Here’s our network: Objectives:...
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Junos Basics – EX2200C Switch as a DHCP server
In my previous Junos Basics post I covered a simple OSPF configuration in Junos. In this post I’ll step through configuring a Juniper EX2200C switch as a DHCP server. The EX2200C is a great little...
View ArticleJunos Basics – Automatic Configuration Archiving
In my previous Junos Basics post I covered configuring a Juniper EX2200C switch as a DHCP server. In this post we’ll step through a really nice feature of Junos that is an absolute no-brainer –...
View ArticleJunos Basics – Securing J-Web Access On Juniper EX Series Switches
In my previous Junos Basics post I covered automatic configuration archiving. In this post we’ll step through a solution to prevent unauthorised access to the J-Web GUI on EX Series switches. This...
View ArticleHow to log traffic dropped by Juniper SRX firewalls
Prior to working with Juniper SRX’s my firewall experience was predominantly Check Point. Two nice features of Check Point firewalls are Smart Log and Smart View Tracker which both provide easy access...
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Junos Basics – Route Based IPSec VPN’s
Here’s how to build a simple route based IPSec VPN between two Juniper SRX gateways. With a route based VPN, there is no particular policy tied to a VPN tunnel, rather traffic is forwarded across a...
View ArticleQuick and Easy Junos Labs with Vagrant and VirtualBox
It’s been far too long since my last blog post, mainly due to the fact that my spare time recently has been taken up with authoring a series of courses over at Pluralsight for the Juniper JNCIA-Junos...
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