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Optical communication system
Communicating a signal includes receiving the signal at a primary device of a switching system, where the primary device is associated with a primary path along...
Lumped raman amplifier for adaptive dispersion compensation
An adaptive dispersion compensation system that also achieves optical amplification by inducing Raman amplification effects in dispersion compensating fiber....
Method and system for controlling UTOPIA buses
According to one embodiment of the invention, a system for managing communication in a network line card is provided. The system includes at least two UTOPIA bus...
System and method for optimizing throughput using response time as a
In a wireless local area network, a system and method for association between access points and clients based upon measuring the response time of packets and...
System for using special links in multi-link bundles
Selected categories of data are assigned to priority links in a multilink bundle. In one example, virtual circuits in an Asynchronous Transfer Mode (ATM) or...
Apparatus and technique for conveying per-channel flow control information
to a forwarding engine of an...
A flow bit mechanism and technique conveys per-channel flow control information pertaining to the status of output buffers located on line cards to at least one...
MPLS fast reroute without full mesh traffic engineering
Fast Reroute capability is added to an IP network to guarantee fast recovery to IP traffic in case of link or node failure without the need to deploy a full mesh...
Efficient activity resumption in point to multipoint service flow
Orthogonal frequency division multiplexing (OFDM) is used to divide a single TDMA time slot into multiple non-contending access request opportunities that are...
Apparatus for reducing signal reflection in a circuit board
A circuit board has, in a first signal layer, a signal conductor having a relatively small width and a contact pad having a relatively large width. The...
Radar protection device for wireless networks
A method for radar protection. The method includes recording energy events and calculating differences in recorded energy events to determine pulses. The method...
Methods and apparatus for monitoring a power source
A power source is configured to notify an external monitoring device of a condition such as a low power condition of the power source. The power source has an...
Technique for generating control messages with reason information between
nodes in a data network
A technique is disclosed for generating control messages to be transmitted from a first network device to a second network device in a data network. A first...
Method and apparatus to use-volatile read/write memory for bootstrap code
and processes by relocating write...
A method and apparatus for significantly reducing the number and types of non-volatile memory used on a typical motherboard is disclosed. While there are...
Methods and apparatus for providing domain name service based on a client
A content distribution system has a DNS server which is configured to provide DNS responses in response to DNS requests, and a device which interconnects between...
Methods and apparatus for providing a network service to a virtual machine
In a computational device, a technique provides network communications to a virtual machine. In particular, the technique includes receiving a first...
Providing location-specific services to a mobile node
A method for providing network services includes receiving a configuration request. The configuration request identifies a mobile node. The method also includes...
Method and apparatus for providing service profile upgrades with minimal
Methods and apparatus are disclosed for dynamically updating service profiles in a network system. A device, such as an edge device providing network services to...
Media access layer ping protocol for diagnosing cable modem links
Methods, apparatus, and computer-readable media are disclosed for performing diagnostic tests of a communication link between a headend and a cable modem without...
Mechanisms for providing stateful NAT support in redundant and asymetric
Various techniques are described which may be used for improving traffic flows between private networks and public networks. According to one aspect of the...
Serial media independent interface
Provided is a 10/100Base-T MAC to PHY interface requiring only two wires (pins) per port, with two additional global wires: a clock wire (pin), and a...
Methods and apparatus for implementing home agent redundancy
Methods and apparatus for maintaining Mobile IP operation in a Home Agent are disclosed. In a Home Agent, a Mobile Node is registered and a registration entry is...
Method for ensuring VLAN integrity for voice over internet protocol
A system and method for implementing telephony devices in a distributed network environment is disclosed. The present invention provides for checking data...
System and method for providing transparency in delivering private network
A method is provided that includes receiving a request from a communication device to establish a communication session with a mobile station, the mobile station...
Non-standard concatenation mapping for payloads
A method, apparatus and system are disclosed that more efficiently maps data into standard SONET concatenated payloads for transmission over established SONET...
Enhanced internal router redundancy
Disclosed are methods and apparatus for providing redundant data forwarding or routing capabilities. In one embodiment, a network device includes a designated...
System and method for recognizing application-specific flows and assigning
them to queues
A system assigns network traffic flows to appropriate queues and/or queue servicing algorithms based upon one or more flow parameters contained in reservation...
Selective diversion and injection of communication traffic
A method for communication includes coupling a first port of a Layer-3 packet router to receive communication traffic from a network, the traffic including...
Method and apparatus for retrieving access control information
A method is disclosed for creating and storing troubleshooting information for providing access control information to a network device. A provisioning of one or...
Method and system for providing services for wireless data calls
A method and system for providing services for wireless data calls includes monitoring a wireless data call for a predefined event associated with a service for...
System and method for providing persistent connections based on subnet
A method for providing a persistent connection between a client and a real server. The method includes receiving a request originating from a client for...
System and method for performing regular expression matching with high
A system and method for searching data strings, such as network messages, for one or more predefined regular expressions is provided. Regular expressions are...
Method for generating a simulated network using a graphical user interface
A method for generating a simulated network using a graphical user interface (GUI). A network topology generated at a GUI by a user is received, wherein the...
Carrier class DWDM optical network audit tool
An automated audit tool is disclosed for auditing a Carrier-Class, DWDM optical network, including its infrastructure devices. The automated audit tool performs...
System and method for providing prioritized access to a messaging system
A method and system for providing prioritized access to a messaging system includes receiving at an access controller for a messaging system a request for...
Mobile IP registration message compression
Methods and apparatus for compressing registration request and reply messages are disclosed. A compressed registration request is sent by a Mobile Node to a...
Control plane security and traffic flow management
An internetworking device that provides improved immunity to Denial of Service attacks, and in general, improved Quality of Service (QoS). An internetworking...
Techniques for generating software application build scripts based on tags
Techniques for forming an application from a particular file that has source code in a particular language include receiving, from the particular file, comment...
System and method for distributing information in a network environment
A method for distributing information in a network environment is provided that includes receiving a communication flow and executing a routing decision for the...
Methods and apparatus for distributing content within a content delivery
A system controller selects a transmission mode for content distribution based upon the relative popularity of the content within the content distribution...
Intelligent association of nodes with pan coordinator
Methods, apparatuses, and systems directed to managing wireless node access to one or more wireless networks. According to one implementation, a business logic...
Methods and apparatus for determining transmission power levels
Methods and apparatus are provided for determining transmission power levels. The power characteristics of a cable modem family are determined by testing cable...
Increasing network efficiency using packet compression and decompression
A communication device for compressing packets includes a first interface, a grouping module and a second interface. The first interface receives packets from a...
Voice-mail application on the router with no secondary storage available
In accordance with a method and apparatus of the present invention, a voice communication system is disclosed for use in a packet switching network environment...
Method and system for managing erroneous attenuation of signal
According to one embodiment of the invention, a method for managing communication impairments between Internet Protocol devices is provided. The method includes...
Method and apparatus for parsing and generating configuration commands for
network devices using a...
A method of automatically parsing a network device configuration and generating a representation of one or more configuration commands for a network device that...
Method and apparatus for providing data from a service to a client based
on encryption capabilities of the client
A method and apparatus are disclosed for providing data from a service to a client based on the encryption capabilities of the client. Cipher suite lists are...
Associative memory with invert result capability
An associative memory with an invert result capability to allow the identification of an entry as being matched when an entry or portion thereof is specifically...
Dual use modular PCI/PCI express interface
Techniques where PCIe is implemented using connectors that are compatable with Cardbus/MPCI connectors. One technique implements PCIe on unused pins on...
Techniques for network address and port translation for network protocols
that do not use translated ports when...
Techniques for translating between logical addresses and ports of a first network, and logical addresses and ports of a second network connected to the first...
Methods and apparatus for distributing content
A system incorporates notification aspects of a presence system with content distribution capabilities of a content delivery network to both notify subscribers...