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Working with sites and groups, About sites, About site hierarchy – Grass Valley SiteConfig v.2.1 User Manual

Page 22: About sites about site hierarchy

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Working with sites and groups

About sites

Sites are containers for networks and groups of devices and may also contain subsites. When you
start with a new system description, you add one or more sites in the tree view under the System
node. SiteConfig provides you with a wizard to help create a site based on a model.

A site model is a template to enable simplified creation of sites. Each model specifies a set of
networks that devices under that site connect to, for example, a control network, a streaming network,
a storage network. The model also specifies a set of device models that typically comprise such a
site, including attributes like the specific number of devices of a particular model.

You can choose to start with a site model and then add more sites to the system as appropriate. You
can also choose to create a site which is entirely custom; where you specify networks, groups,
devices without starting with predefined models.

When you create multiple sites, their placement in the tree view tells SiteConfig how the devices
under them connect together.

Related Links

Network configuration hierarchy

on page 24

About site hierarchy

Sites are containers for networks and groups of devices and may also contain sub sites. When you
build a tree view of sites and subsites, it is important to understand that you are also defining a
hierarchy of networks.

When you add a network to a particular site, it means that every item that you add under that site
is connected to the network(s) defined at that site and its parent site(s). However, if you have peer
sites in the tree (at the same level) and they each define one or more networks, SiteConfig does not
allow the devices in one peer site to connect to a network in another peer site. SiteConfig interprets
any device you add to a peer site as not being connected to the networks defined at another peer
site. The exception to this are networks defined at a mutual parent site(s). If peer sites have a mutual
parent site, the devices in any peer site can connect to the network in the mutual parent site. This is
illustrated in the following examples:

The SiteConfig tree view of sites and devices under the System node (which is also a site) appears
as follows:

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SiteConfig 2.1 User Manual

11 October 2011

Working with network configuration

This manual is related to the following products: