Patent · US Active

Automatic discovery of blocking access-list ID and match statements in a network

US7817571B2 · kind B2 · utility

8Cited by

5References

21Claims

0Family size

Assignee

Cisco Technology, Inc. · US

Inventors

Benoit Claise · Othée, BE
Emmanuel Tychon · Fexhe-le-Haut-Clocher, BE

Key dates

Filing date	Feb 14, 2007
Grant date	Oct 19, 2010
Priority date	—
Expiry date	Feb 29, 2028

Classification

Technology area (CPC H)Electricity
CPC primaryH04L41/5003
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

In one embodiment, a method can include: (i) receiving an incoming probe packet in a network device; (ii) de-encapsulating the incoming probe packet to provide a packet content portion and a drop result portion; (iii) testing the packet content portion against a local access control list (ACL) to determine a local drop result; and (iv) inserting the local drop result and encapsulating an outgoing probe packet.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.