SIP SERVER AND COMMUNICATION SYSTEM
First Claim
1. A SIP server coupled to at least one client via a communication line to control a communication session of the at least one client,the SIP server being configured to:
- receive a SIP message transmitted from the at least one client;
transfer the received SIP message to one of another SIP server and another one of the at least one client; and
analyze the received SIP message,the SIP server comprising a storage unit for storing a result of the analysis, andthe SIP server being further configured to;
compare the result of the analysis and a SIP message received after the analysis;
rewrite the SIP message based on a result of the comparison; and
change a transfer destination of the SIP message based on the result of the comparison.
1 Assignment
0 Petitions
Accused Products
Abstract
In order to reduce network loads in a large system, provided is a representative aspect of this invention is as follows. That is, there is provided a SIP server coupled to at least one client via a communication line to control a communication session of the at least one client. The SIP server receives a SIP message transmitted from the at least one client, transfers the received SIP message to one of another SIP server and another one of the at least one client, and analyzes the received SIP message. The SIP server comprising a storage unit for storing a result of the analysis. The SIP server compares the result of the analysis and a SIP message received after the analysis, rewrites the SIP message based on a result of the comparison, and changes a transfer destination of the SIP message based on the result of the comparison.
-
Citations
14 Claims
-
1. A SIP server coupled to at least one client via a communication line to control a communication session of the at least one client,
the SIP server being configured to: -
receive a SIP message transmitted from the at least one client; transfer the received SIP message to one of another SIP server and another one of the at least one client; and analyze the received SIP message, the SIP server comprising a storage unit for storing a result of the analysis, and the SIP server being further configured to; compare the result of the analysis and a SIP message received after the analysis; rewrite the SIP message based on a result of the comparison; and change a transfer destination of the SIP message based on the result of the comparison. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A communication system, comprising:
-
a SIP server for controlling a communication session of a client; and a communication line for interconnecting the client and the SIP server, wherein; the client and the SIP server transmit and receive a SIP message to establish the communication session; and the SIP server is configured to; receive the SIP message transmitted from the client; transfer the received SIP message to one of another SIP server and another client; and analyze the received SIP message; the SIP server includes a storage unit for storing a result of the analysis; and the SIP server is further configured to; compare the result of the analysis and a SIP message received after the analysis; rewrite the SIP message based on a result of the comparison; and change a transfer destination of the SIP message based on the result of the comparison. - View Dependent Claims (9, 10, 11, 12, 13, 14)
-
Specification