Patent ID: 9537665
Date: 2017-01-03
CPC Classifications: G06F,H04L

Claim:
1. A method for managing an interface of a first agent, the method comprising: determining that a second agent supports a mode of the first agent selective allowance of transmission of a packet of a first packet type and prevention of transmission of a packet of a second packet type from the first agent to the second agent, wherein determining includes handshaking between the first and second agent to determine, by the first agent, that the second agent supports the mode of the first agent selective allowance of transmission of a packet of the first packet type and prevention of transmission of a packet of the second packet type from the first agent to the second agent; prior to entry into a low power state, the first agent enabling the selective allowance to transmit the first packet type and prevention of transmission of the second packet type by the first agent to the second agent; and upon exit from the low power state, the first agent enabling allowance of transmission from the first agent of packets of both the first and second packet types, wherein exiting includes performing a link layer reset.