Fix Broken Links in Reference

src/reference/asciidoc/changes-1.0-2.0.adoc

@@ -18,7 +18,7 @@ This guide includes many samples.
 ===== Conversion Service and Converter
 
 You can now benefit from the conversion service support provided with Spring while configuring many Spring Integration components, such as a https://www.enterpriseintegrationpatterns.com/DatatypeChannel.html[Datatype channel].
-See <<channel-implementations>> and <<service-activator-introduction>>.
+See <<channel-implementations>> and <<service-activator>>.
 Also, the SpEL support mentioned in the previous point also relies upon the conversion service.
 Therefore, you can register converters once and take advantage of them anywhere you use SpEL expressions.
 

src/reference/asciidoc/changes-2.2-3.0.adoc

@@ -194,7 +194,7 @@ For more information see, <<chain>>.
 
 The `AbstractCorrelatingMessageHandler` provides a new property called `empty-group-min-timeout` to allow empty group expiry to run on a longer schedule than expiring partial groups.
 Empty groups are not removed from the `MessageStore` until they have not been modified for at least this number of milliseconds.
-For more information, see <<aggregator-config>>.
+For more information, see <<aggregator-xml>>.
 
 [[x3.0-filelistfilter]]
 ===== Persistent File List Filters (file, (S)FTP)

src/reference/asciidoc/changes-3.0-4.0.adoc

@@ -214,7 +214,7 @@ For more information, see <<retry-config>>.
 
 We added the mutually exclusive `group-timeout` and `group-timeout-expression` attributes to `<int:aggregator>` and `<int:resequencer>`.
 These attributes allow forced completion of a partial `MessageGroup`, provided the `ReleaseStrategy` does not release a group and no further messages arrive within the time specified.
-For more information, see <<aggregator-config>>.
+For more information, see <<aggregator-xml>>.
 
 [[x4.0-redis-metadata]]
 ===== Redis Metadata Store

src/reference/asciidoc/changes-4.0-4.1.adoc

@@ -188,7 +188,7 @@ See <<async-gateway>>.
 ===== Aggregator Advice Chain
 
 `Aggregator` and `Resequencer` now support `<expire-advice-chain/>` and `<expire-transactional/>` child elements to advise the `forceComplete` operation.
-See <<aggregator-config>> for more information.
+See <<aggregator-xml>> for more information.
 
 [[x4.1-script-outbound-channel-adapter]]
 ===== Outbound Channel Adapter and Scripts

src/reference/asciidoc/ip.adoc

@@ -1467,7 +1467,7 @@ Defaults to `ByteArrayCrLfSerializer`
 | `true`, `false`
 | Whether or not connection uses NIO.
 Refer to the `java.nio` package for more information.
-See <<note_nio>>.
+See <<note-nio>>.
 Default: `false`.
 
 | `using-direct-buffers`
@@ -1484,7 +1484,7 @@ Must be `false` if `using-nio` is `false`.
 | `true`, `false`
 | When you use NIO, it may be necessary to resequence messages.
 When this attribute is set to `true`, `correlationId` and `sequenceNumber` headers are added to received messages.
-See <<note_nio>>.
+See <<note-nio>>.
 Default: `false`.
 
 | `so-timeout`