When we talk about switches which make you think about Spanning Tree Protocol (“STP”). In our Life, we need switches, usually it will be connected a “Access Layer”. Access Layer is always connected with End Devices like your laptop, mobile…etc part of the duties is to give your access to a specific resources Like (” Going to your company internal […]
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 […]
[Summary / Aims] We have main 3 network here which represent 3 different physical different location. OSPF area 0 as a ISP network. [OSPF / EIGRP Redistribution ] [ASDM site to site VPN] [Result]
[Summary / Aims] Dynamic Routing Protocol – EIGRP. We are here to find out how Routers form EIGRP neighbor relationship with each others and how those routers exchange routing information. So that they will learn the new routing path. How EIGRP to select the best path to reach the destination network? Why EIGRP is fast convergence if compare with OSPF. […]
[SUMMARY / AIMS] Now we will need to carry on our upgrading network infrastructure, implement Link aggregation and also prepare a network 172.32.0.0 /16 in other building, in order to implement site to site vpn connection after few months (Please make sure that the 172.32 network can ping to our existing building). Fault Tolerance to the ASA is needed, in […]
[SUMMARY / AIMS] Boss stated that our business is expanding rapidly, so he has rented extra 2 floor in the same building. A new network design has to be implemented. Let’s build a network which is included 6 Department in a 2 Floors Building. To Create 7 VLANS for those department & Server’s use. 3 no. x Layer 2 Switch […]
[SUMMARY / AIMS] Let In a happy Friday day , Boss grab you for a meeting in London branch. He announced that We will open a new branch in Kent after 1 week. Therefore I will need to arrange a shopping list for devices/ switches and gone through all configuration. Make sure that the connection from London branch to Kent […]
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