Question about register 20880 to app instance

[yx-Yaoxaing]

服务dubbo配置
dubbo:
registry:
address: nacos://${nacos.server.addr}
parameters:
namespace: ${discovery.namespace}
username: ${nacos.username}
password: ${nacos.password}
protocol:
name: dubbo
port: -1
consumer:
timeout: 1500
retries: 2
reconnect: false
check: false
filter: dubboConusmerFilter
application:
qos-enable: false

[AlbumenJ]

This is work as expected and is registered by application level service discovery.