diff --git a/faq.md b/faq.md index 696aec2..eccfe1c 100644 --- a/faq.md +++ b/faq.md @@ -131,8 +131,8 @@ No. As of `nats-server` v0.8.0, there is no hard limit on the maximum number of ### Does NATS guarantee message delivery? -NATS Core Server, simply referred to as NATS Server, offers "at-most-once" delivery. This means messages are guaranteed to arrive intact, in order from a given publisher, but not across different publishers. NATS does everything required to remain available and provide a dial-tone. However, if a subscriber is problematic or goes offline it will not receive messages, as the basic NATS platform is a simple pub-sub transport system that offers only TCP reliability. - +NATS Core Server, simply referred to as NATS Server, offers "at-most-once" delivery. This means messages are guaranteed to arrive intact, in order from a given publisher, but not across different publishers. NATS does everything required to remain available and provide a dial-tone. However, if a subscriber is problematic or goes offline it will not receive messages, as the basic NATS platform is a simple pub-sub transport system that offers only TCP reliability. + As of NATS Server 2.2, NATS JetStream offers persistence as "at-least-once" delivery. See the [JetStream](jetstream/jetstream.md) documentation for detailed information. ### Does NATS support replay/redelivery of historical data?