Difference between a Theme and a Subject. It is important not to confuse a theme of a literary work with its subject. Subject is a topic which acts as a foundation for a literary work while a theme is an opinion expressed on the subject.
According to Avaya, this configuration is capable of supporting up to 36,000 users, including 16,000 IP end points. As our branch office UC link, we tested the Avaya G450 media gateway, equipped with embedded S8300 blade communication servers, also running Communications Manager 5.1. This configuration is capable of supporting up to 450 users.
In detail, when an inbound SIP call is made to an unprovisioned SIP extension, the Avaya Converged Communications Server (CCS), Avayas SIP proxy, passes control to the new LDAP plugin. The plugin converts the URI into an email address, looks it up in the LDAP directory, and returns a directory number that is converted to a number-based SIP URI.