Definiton of server co-location
Housing or co-location is a service that is mainly intended for big companies and web services companies such as SAAS editors. It enables to meet the most important needs of Web hosting, but not only.
Housing or co-location is a service that is mainly intended for big companies and web services companies such as SAAS editors. It enables to meet the most important needs of Web hosting, but not only.
The Housing (or server co-location) principle is to lease a physical space situated in a datacenter in order to allow the client to install his own servers. Thus, the client can rent one or several racks, or even the space in a rack that require his machines he want to host. This is referred to a volume unit abbreviated "U" that equates to the required space for a standard server hosting.
The Housing (or server co-location) principle is to lease a physical space situated in a datacenter in order to allow the client to install his own servers. Thus, the client can rent one or several racks, or even the space in a rack that require his machines he want to host. This is referred to a volume unit abbreviated "U" that equates to the required space for a standard server hosting.
The hosting company takes on responsability for the building maintenance, its safety, and for ensuring a continuous provision of electricity and a controlled environment concerning temperature and humidity aid to ensure optimal conditions for the operation of the equipments installed in the site.
The hosting company takes on responsability for the building maintenance, its safety, and for ensuring a continuous provision of electricity and a controlled environment concerning temperature and humidity aid to ensure optimal conditions for the operation of the equipments installed in the site.
The "housing" terminology is most frequently used, but you may also hear the term "server co-location" sometimes used by Web hosting companies, depending on the country.
The "housing" terminology is most frequently used, but you may also hear the term "server co-location" sometimes used by Web hosting companies, depending on the country.
Technical implications and responsibilities
Colocation service
Server co-location in a specialized datacenter implies some shared responsibilities.
Server co-location in a specialized datacenter implies some shared responsibilities.
One point to be considered is that the client is responsible for its machine technical maintenance (parts replacement) and for the management of its infrastructure. In that case, no Guaranteed Restoration Time can be envisaged.
One point to be considered is that the client is responsible for its machine technical maintenance (parts replacement) and for the management of its infrastructure. In that case, no Guaranteed Restoration Time can be envisaged.
For its part, the company that provides the co-location service in its datacenter is responsible for both electrical and Internet connexion.
For its part, the company that provides the co-location service in its datacenter is responsible for both electrical and Internet connexion.
The client can exclude his responsibility for managed operations and the technical aspect by paying for the service.
The client can exclude his responsibility for managed operations and the technical aspect by paying for the service.
The key is to find the right balance between finance and labour.
The key is to find the right balance between finance and labour.
A company that prefers exclude its responsibility for managed operations would chose a dedicated hosting, rather than a co-location service.
A company that prefers exclude its responsibility for managed operations would chose a dedicated hosting, rather than a co-location service.
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