In commercial environment, Lost network connection which will cause financial impact on your organization, internal employees unable to work due to can’t reach the network. Single point connection which is not a good practices. We need Failover to achieve redundancy, in case other network devices got abnormal failure/ termination. On image “figure 1.1”, if PC1 want to reach to internet […]
When we get a switch out of the box. We know that plug in the cable and the switch it will up and running, also by default the all those port is VLAN 1. That mean it is only one Network in this image figure 1.1 . I have set this whole Network belong to ” 192.168.1.0/24″. ______________________________ How the […]
When you are using Cloud Services such AWS, AZURE, GCP or others. You would start create resources in their website. Which is quite convince YES and NO. Yes – It is like magic, by ONE click. a Window / Linux Server has been created. then login by SSH No – when you need to create numbers of resources. it is […]
On Figure 1.1 , We can see a Server is connected to Router, other hands it is connected with a switch and 3 end devices. DHCP – Auto assign IP address that is very handy. DHCP Server is setup in Server-PT Server0, But those 3 computers can’t get a IP address. If computers can’t get an IP address, they can’t […]
In AWS Cloud, you may delete Default VPC by mistake or you want to create another VPC for different purpose. Here we will demonstrate What we need to setup and allowing VM inside this VPC able to go to public internet. 4 Element you will need, refer to Figure 1.1. 1. VPC 2. Subnets 3. Internet Gateways 4. Route Tables […]