rocketmq5.0.1客户端可以连接4.x的注册中心吗?

[cgeffect]

在执行 rocketmq::ProducerBuilder::build()代码时, 报了下面的日志信息
rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:292
[2024/04/26-14:52:29.196 +08:00] [rocketmq_logger] [---D---] [thread 16766] [Outbound] /apache.rocketmq.v2.MessagingService/Telemetry: Buffer: 123bytes rocketmq5/build/rocketmq-clients/cpp/source/client/#terceptor.cpp:63
[2024/04/26-14:52:29.205 +08:00] [rocketmq_logger] [---D---] [thread 17671] [Inbound]Response metadata of /apache.rocketmq.v2.MessagingService/Telemetry is empty rocketmq5/build/rocketmq-clients/cpp/source/client/#terceptor.cpp:79
[2024/04/26-14:52:29.206 +08:00] [rocketmq_logger] [---D---] [thread 17671] OnWriteDone: false rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:67
[2024/04/26-14:52:29.206 +08:00] [rocketmq_logger] [---W---] [thread 17671] Failed to write telemetry command settings {
client_type: PRODUCER
access_point {
scheme: IPv4
addresses {
host: "xxx.xx.xx.xx"
port: 8888
}
}
request_timeout {
seconds: 3
}
publishing {
topics {
name: "xxxx"
}
max_body_size: 4194304
}
user_agent {
language: CPP
version: "5.0.0"
platform: "Linux 64-bit"
hostname: "xxxxxx"
}
}
to ipv4:xxx.xx.xx.xx:8888 rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:77
[2024/04/26-14:52:29.206 +08:00] [rocketmq_logger] [---I---] [thread 17671] ipv4:xxx.xx.xx.xx:8888#fireClose rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:297
[2024/04/26-14:52:29.206 +08:00] [rocketmq_logger] [---D---] [thread 17671] ipv4:xxx.xx.xx.xx:8888#OnDone, status.ok=false rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:329
[2024/04/26-14:52:29.206 +08:00] [rocketmq_logger] [---W---] [thread 17671] ipv4:xxx.xx.xx.xx:8888#OnDone, status.error_code=14, status.error_message=failed to connect to all addresses, status.error_details= rocketmq5/build/rocketmq-clients/cpp/source/client/TelemetryBidiReactor.cpp:331

然后程序就一直卡主, 每隔一段时间打印一次下面的日志
[2024/04/26-15:09:50.091 +08:00] [rocketmq_logger] [---I---] [thread 17632] Execute task: heartbeat-task. Use-count: 2 rocketmq5/build/rocketmq-clients/cpp/source/scheduler/SchedulerImpl.cpp:165

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客户端CPP_V4_6_0 可以连接 5.x云消息注册中心, 但是CPP_V5_1_3 版本不能连接 4.x的注册中心, 是这样吗?