Site Topology

See also:

Site Links

Site-to-Site Exclusions

Territories

Network Clouds

Site Topology Configuration Procedures

Sites

The Sites page contains a list of the sites defined in the site topology.

If the system is integrated with a Polycom RealPresence Resource Manager system, it receives this information from that system, and this page is read-only. If not, you can enter site information.

The Internet/VPN and Default Site entries are provided with a fresh installation of the RealPresence DMA system.

The Internet/VPN entry always exists and can’t be edited or deleted. It can’t be assigned to a territory or controlled by a cluster. Endpoints whose subnet isn’t in any defined site in the enterprise network are considered to be in the Internet/VPN site. They can register to a cluster only if site-less registrations are allowed (see Registration Policy).

The Default Site entry has no restrictions. This site is configured to route SIP calls through a SIP-aware firewall, and includes 3 subnets that together cover the private IPv4 address space.

The protocol-specific routing settings for a site determine whether and how calls from that site can traverse the firewall to reach endpoints outside the enterprise network:

Via a transparent firewall

Via the specified SBC

Not at all

The site’s routing settings are used when the dial string is resolved by a dial rule using the Resolve to external address or Resolve to IP address action (rules 5 and 6, respectively, of the default dial plan; see Dial Rules).

Note: Consider adding an SBC or SIP peer

Alternatively, you can add an H.323 SBC (see External H.323 SBC) or a SIP peer (see External SIP Peer) that can only be reached by dialing a specific prefix or prefixes. A dial string beginning with such a prefix can be resolved by the dial rule using the Resolve to service prefix action (rule 4 of the default dial plan).

The commands in the Actions list let you add a site, edit or delete sites (other than Internet/VPN), and see information about a site, including the number of devices of each type it contains.

Note: Avoid case-sensitivity issues when entering network configuration

Enter all network/DNS-related information in all lower case to avoid possible case-sensitivity issues with various devices and ensure interoperability.

The following table describes the fields in the list.

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