Content differences:
--- /etc/kafka/server.properties.orig
+++ /etc/kafka/server.properties
@@ -13,7 +13,7 @@
listeners=PLAINTEXT://:9092,SSL://:9093
# Specify which version of the inter-broker protocol will be used. This is
# typically bumped after all brokers were upgraded to a new version.
-inter.broker.protocol.version=1.1.0
+inter.broker.protocol.version=3.7
# Define whether the timestamp in the message is message create time or log append time.
# The value should be either `CreateTime` or `LogAppendTime`