Method and apparatus for performing checkpointing on a network device

• Main Authors: Cao, Lei, Haid, Steven Michael, Smith, Aaron Tyrone
• Format: Patent
• Language: English
• Published: 23.07.2019
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

A checkpointing method in a network device fault tolerant system using virtual machines. In one embodiment, the network device has an input port, an output port, an active virtual machine and a standby virtual machine, a network application on the active virtual machine which manipulates data presen...