GUI for analysis of logical network modifications

A Shakimov, XK Zou, P Thakkar, I Ganichev - US Patent 10,587,479, 2020 - Google Patents
Some embodiments provide a method for an integrated network management and
modification analysis system. At the integrated system, the method receives a proposed …

Method and apparatus of compressing network forwarding entry information

HW Holbrook, F Labonte, E Joffe - US Patent 10,798,000, 2020 - Google Patents
A method and apparatus of a device that determines a match for a compressed address
using an exact match table of a network element is described. In an exemplary embodiment …

System and method of loading an exact match table and longest prefix match table

F Labonte, HW Holbrook - US Patent 10,616,112, 2020 - Google Patents
(57) ABSTRACT A method and apparatus of a device that determines a match for a
destination address using an exact match table and a longest prefix match table of a network …

Managed switch architectures: software managed switches, hardware managed switches, and heterogeneous managed switches

M Casado, T Koponen, P Thakkar - US Patent 10,686,663, 2020 - Google Patents
For a logical switching element implemented across several managed switching elements,
some embodiments provide a method that receives a packet for processing through a logical …

Using headerspace analysis to identify flow entry reachability

R Zhang, A Shakimov, T Koponen - US Patent 10,680,961, 2020 - Google Patents
Some embodiments provide a method that uses headerspace analysis. The method
receives several flow entries for distribution to a set of forwarding elements that implement a …

Using headerspace analysis to identify unneeded distributed firewall rules

A Padmanabhan, A Shakimov, A Chanda - US Patent 10,708,231, 2020 - Google Patents
Some embodiments provide a method for identifying unnecessary firewall rules for a
distributed firewall of a logical network. The method identifies a firewall policy for network …

Data store with lock-free stateless paging capacity

WD Hillis, E Bax, A Callejas, H Kao… - US Patent …, 2020 - Google Patents
Disclosed are a method and apparatus for limiting the number of results returned by a store
in response to a query. Upon receiving an initial query, the data store returns a page of …

Longest prefix matching providing packet processing and/or memory efficiencies in processing of packets

N Hasani, S Gupta, DD Ward, MI Tatar… - US Patent …, 2020 - Google Patents
One embodiment performs longest prefix matching operations in one or more different
manners that provides packet processing and/or memory efficiencies in the processing of …

Efficient internet protocol prefix match support on No-SQL and/or non-relational databases

AR Natal, V Ermagan, F Maino - US Patent 10,783,153, 2020 - Google Patents
Abstract Systems and methods for automatically executing an efficient longest internet
protocol prefix match on non-relational and/or No-SQL databases, such as Cassandra …

IP routing search

REN Kai, C Ge, S An - US Patent 10,771,386, 2020 - Google Patents
A Multibit Trie is created for routing distribution of IP prefixes in each Virtual Private Network
(VPN); and each Multibit Trie is divided into multiple layers. When routing search is …