telnet ops invoke :no such command

[bitoceango]

• I have searched the issues of this repository and believe that this is not a duplicate.
• I have checked the FAQ of this repository and believe that this is not a duplicate.

Environment

• Dubbo version: 2.7.3
• Operating System version: mac os
• Java version: jdk8

Steps to reproduce this issue

1. telnet ip:port
2. ls
3. help found no invoke command

Pls. provide [GitHub address] to reproduce this issue.

Expected Result

What do you expected from the above steps？

Actual Result

What actually happens?

If there is an exception, please attach the exception trace:

Just put your stack trace here!

[fibbery]

你这是qos端口吧😄
你需要直接telnet dubbo提供服务的端口 dubbo.protocol.port

[bitoceango]

是的，thanks