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1. Overview To achieve the high availability purpose of site-to-site IPSec VPN between head office and remote branch offices, we need to combine Hot Standby Router Protocol (HSRP) with IPSec protocol. VPN devices at the remote branch offices will peer with virtual IP address of HSRP in head office….
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1. Overview To achieve the high availability purpose of site-to-site IPSec VPN between head office and remote branch offices, we need to combine Hot Standby Router Protocol (HSRP) with IPSec protocol. VPN devices at the remote branch offices will peer with virtual IP address of HSRP in head office….
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1. Overview Dynamic Smart VPN (DMVPN) with Hub-and-Spoke topology is one of the most scalable and most efficient VPN types supported by Huawei with a high scalability and minimal configuration complexity is required in connecting a central HQ (Hub) to branch offices in different geographical locations (Spokes). It is…
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1. Overview The Apache web server is one of the most popular and powerful Linux web server among all of the Linux server hosting and web servers available in the world. It is an open-source web server that can be configured to serve a single or multiple websites with…
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1. Overview The developers of MySQL database which is the most popular database management system left the company to found MariaDB Corporation Ab, MariaDB Foundation. They created MariaDB in 2009 and become one of the most popular open source database system management because some new features over MySQL with…
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1. Overview There are many Nagios plugins out there available to download. However, you many difficult or even cannot find it one that meet our requirement for server monitoring or network monitoring in our own Data Center infrastructure. There are many scripts that we can use to develop Nagios…
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1. Overview For a new Cisco ASA firewall to be installed in a data center and connect it to a network infrastructure for an enterprise organization, as a network administrator or a network engineer or security engineer, it is importance to secure this firewall device with the common security…
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1. Overview When installing a new Cisco switch in a data center and connect it to a network infrastructure for an enterprise organization, as a network administrator or a network engineer, it is importance to secure this network device with the common security best practices. If a Cisco switch…
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1. Overview As a network administrator or a network engineer, when installing a new Cisco router in a data center and connect it to a network infrastructure for an enterprise organization, it is importance to secure this network device. If a router is compromised to hackers, the whole security…
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1. Overview It is a common scenario today that a network whether a small or an enterprise network would need a network load balancer to load balance LAN IP subnets with two or more different ISP connections for performance optimization purpose. Most of the case, people want end user…
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