Juniper JUNOS SRX NAT – Static ‘One-to-One’
SRX NAT KB ID 0000995 Problem Setting up ‘Static NAT’ is the process of taking one of your ‘spare’ public IP addresses, and permanently mapping that public IP to a private IP address on your network. In the example above I want to give my web sever which has an internal IP address of 192.168.1.10/24, the public IP address of 1.1.1.5/24. So if someone out on the Internet wants to view my website, they can...
Windows: Migrate DHCP HA
Migrate DHCP HA KB ID 0001826 Problem I got an email last week. “Hi thanks for your video. I have two win 2012 DC DHCP on a failover/load balance config and want to migrate to new Win 2022 VMs. What’s the exact procedure? If it’s a single VM it’s easy but I’m not sure about if it’s on a failover setup.” Well migrating the domain controller element I’ve covered before. Migrate From Server...
Windows Server DHCP Failover & Load Balancing
DHCP Failover KB ID 0001488 Problem Applicable to: Server 2012/2016/2019/2022 Even though we have had this functionality for a while, I’m still seeing people deploy DHCP scopes (split 80/20) across two servers? You can deploy multiple DHCP servers to serve the SAME DHCP scopes, in either load balanced, or hot standby deployment. Solution: DHCP Failover I’m assuming you already have one DHCP server setup and, with a...
Using Azure Site Recovery for Migrations (Part 2)
KB ID 0001514 Problem Back in PART ONE, we setup our Azure Site Replication Server, now we create a “Replication Policy”, and perform a test failover. In addition to the pre-requisites we needed before to perform the following steps, we will also require you to create a “Storage Account” in your Azure Subscription. Solution Locate the Replication Vault we already created > SiteRecovery > Prepare...
Using Azure Site Recovery for Migrations
KB ID 0001513 Requirement ASR (Azure Site Recovery) is primarily used to provide a ‘failover’ environment to be used in a disaster or major outage scenario. Essentially you deploy an Azure Site Recovery Configuration Server in your environment, then in your Azure Portal you create and configure a failover vault. OK, but we are talking about migrations, well we can use exactly the same procedure to migrate from on premises...