Sep. 16, 1997, now Pat. No. 6,839,340. network, wherein the authorization and account
control object maintains a Substantially real time record of user (51) Int. Cl. accounts and …

The present invention is directed at addressing the above mentioned shortcomings,
disadvantages and problems, and will be understood by reading and studying the following …

The COPS protocol has been designed to enable communication on the interface between
the policy decision administrator and the policy enforcement devices in a policy-based …

(57) ABSTRACT A switched telephone network is arranged in a manner to enable packet
voice communication between telephone ter minals via multiple redundant packet switched …

The differentiated services (DiffServ) architecture promises the provision of QoS-enabled
networks by following a simple approach that eliminates scalability concerns and which can …

4,054,756 A 10, 1977 Comella et al. 4,100,377 A 7/1978 Flanagan 4,191,860 A 3, 1980
Weber 4,201,891 A 5, 1980 Lawrence et al. 4,313,036 A 1, 1982 Jabara et al. 4,375,097 A …

SIP is currently having a lot of attention as a protocol for session signaling over the Internet.
It can cover voice, video and multimedia sessions. Most of these applications are sensitive to …

This paper discusses on next generation Internet how we can provide Quality of Services
(QoS) to the users while today's internet provides the BES (Best Effort Services), that does …

This paper describes a solution for the Intserv operations over Diffserv network, based on
the use of a bandwidth broker for the resource allocation. The architectural scenario is …

The integration of voice, data, and video services modified the target of networking
technologies. Now, instead of simply providing best effort delivery, the network has also to …