Fill in the blank. TCP will normally retransmit lost data from the last successful acknowledgement. To allow the destination to acknowledge bytes in discontinuous segments and request retransmission of only the missing data, both hosts must be able to support an optional feature called __________.

IT Exam Items RepositoryCategory: CCNA 1 v6Fill in the blank. TCP will normally retransmit lost data from the last successful acknowledgement. To allow the destination to acknowledge bytes in discontinuous segments and request retransmission of only the missing data, both hosts must be able to support an optional feature called __________.

Fill in the blank.

TCP will normally retransmit lost data from the last successful acknowledgement. To allow the destination to acknowledge bytes in discontinuous segments and request retransmission of only the missing data, both hosts must be able to support an optional feature called __________.

selective acknowledgements (SACK)

Related exam: CCNA 1 ITNv6 Chapter 7: Check Your Understanding