| Patent Number |
Title Of Patent |
Date Issued |
| 7023863 |
Apparatus and method for processing encrypted packets in a computer network device |
April 4, 2006 |
| Disclosed is an architecture for a network access server wherein a switching device is placed between a network gateway device and a first network, where the switching device detects the presence or absence of a security protocol field in the header information of data packets receiv |
| 7016339 |
Method and apparatus for real time protocol feedback mixer traversal |
March 21, 2006 |
| Method and apparatus for Real Time protocol mixer traversal. Data including at least one feedback component are transmitted from a first to a second node. The feedback component is transmitted to the first node. Alternatively, a method includes transmitting Real Time Protocol data to |
| 6535486 |
Method and apparatus for adaptive prioritization of multiple information types in highly congest |
March 18, 2003 |
| A method and apparatus are used in a gateway to discard selected frames received with a selected encoded-information-type from a communication link with a larger bandwidth to avoid overflowing an internal delay variance removing queue used for protocol translation to a communication |
| 6487196 |
System and method for simulating telephone use in a network telephone system |
November 26, 2002 |
| A system and method in a network-based telephone system for simulating a typical plain old telephone system (POTS) connection by generating sounds in response to conditions in the telephone connection that simulate POTS sounds that occur during the typical POTS connection. Telephones in |
| 6412006 |
Method and apparatus for sending delay sensitive information assisted by packet switched network |
June 25, 2002 |
| A method and apparatus for sending delay sensitive information assisted by packet switched networks for network nodes in a computer network. Delay sensitive information such as voice information is sent over higher cost delay sensitive connections. Control and status information for the |
| 6304574 |
Distributed processing of high level protocols, in a network access server |
October 16, 2001 |
| A method and apparatus for distributing protocol processing among a plurality of computing platforms. Data communications equipment such as Remote Access Devices, Communication Servers, Terminal Servers, and Dial-up Routers provide single user or large-scale multiple user communicati |
| 6292839 |
Method and system for reflexive tunneling |
September 18, 2001 |
| A method and system for reflexive tunneling. One aspect of the invention includes a method for reflexive tunneling using hidden virtual tunnels. A first peer application sends data packets to a second peer application and intermediate network devices create a hidden virtual tunnel to sen |
| 6259691 |
System and method for efficiently transporting dual-tone multi-frequency/multiple frequency (DTM |
July 10, 2001 |
| A method and system in a network telephony system for transporting audio signals with lower delay when DTMF is not present. The method of transporting audio signals determines whether DTMF signals are included in the audio signal, or are likely to be transported according to the called |
| 6202081 |
Method and protocol for synchronized transfer-window based firewall traversal |
March 13, 2001 |
| A protocol and method for synchronized transfer-window based firewall traversal is provided. The firewall traversal protocol includes messages for securely opening and closing a virtual data transfer-window through a firewall. The method allows a first network device inside a firewall to |
| 6130880 |
Method and apparatus for adaptive prioritization of multiple information types in highly congest |
October 10, 2000 |
| A method and apparatus are used in a gateway to discard selected frames received with a selected encoded-information-type from a communication link with a larger bandwidth to avoid overflowing an internal delay variance removing queue used for protocol translation to a communication |
| 6105068 |
Method and apparatus for determining a protocol type on a network connection using error detecti |
August 15, 2000 |
| A method and apparatus for determining a network protocol type as the protocol is received on a network connection is presented. A network protocol being used on a communication link is determined by receiving N-number of data frames over the communication link, where N is a small nu |
