Author Archives: juniperguru

How to Connect a Juniper SRX Firewall to Windows Azure Virtual Network Gateway the Easy Way

Thanks to a MS MVP Shannon Fritz who wrote a great blog post about setting up the Azure side of the Networking I thought that I only add to his great work and show you how to connect your local … Continue reading

Posted in Uncategorized | 4 Comments

Config Backup–What if you had a Backup for Every Commit?

I’m not kidding, OK on each device Juniper keeps that last 49 old plus the active config for a total of 50.  But what if you needed to look back further than that. Well you can in fact you can … Continue reading

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WARNING: THIS DEVICE HAS BOOTED FROM THE BACKUP JUNOS IMAGE

This happens when the main image is corrupt or has failed a boot.  When this happens you may or may not have a functional switch. Did I mention I love this message!!! ****************************************************************************************** **** WARNING: THIS DEVICE HAS BOOTED FROM … Continue reading

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SRX Chassis Cluster with Redundant LACP LAG trunk

Ok here is the config Example, we will be configuring a SRX240 Chassis Cluster to have a reth1 LAG of 2G using LACP. on the srx first set the members, you can do this on each interface but I link … Continue reading

Posted in Cluster, EX, Juniper, LACP, LAG, SRX, Uncategorized | 1 Comment

So you want to protect your Cluster and you do reth what about LACP reth?

So let me try and explain how juniper does this…..let me just say this is simply amazing and right on. Juniper set this up to give you more bandwidth and a hitless fail over. a reth interface typically has 2 … Continue reading

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You have Suspended Jobs!!!!!! on Juniper

hey there have you ever accidently hit CTRL-Z while editing a config in Juniper because of old Cisco Bad Habits you have. You end up at this prompt {master:0}[edit] root@SWT01# Suspended root@SWT01:RE:0% So what you have to do just incase … Continue reading

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Juniper to Cisco PPP T1 Connection (Back-to-Back)

This example will show you how to configure your Juniper SRX or J Series Routers to connect to a Cisco Router acting as a telco Cloud. First off we need to connect our routers together. I am using a Cisco … Continue reading

Posted in Back-to-Back, Cisco, Clocking, PPP, Serial, T1 | Tagged , , , , , | Leave a comment