When a server's IPv4 path and protocol are working, but the server's
IPv6 path and protocol are not working, a dual-stack client
application experiences significant connection delay compared to an
- IPv4-only client. This is undesirable because it causes the dual-
- stack client to have a worse user experience. This document
+ IPv4-only client. This is undesirable because it causes the
+ dual-stack client to have a worse user experience. This document
specifies requirements for algorithms that reduce this user-visible
delay and provides an algorithm.