# Use docker exec like attach

**URL:** <https://forums.docker.com/t/use-docker-exec-like-attach/65210>\
**Category:** General\
**Tags:** docker\
**Created:** [December 17, 2018, 6:28am UTC](https://forums.docker.com/t/use-docker-exec-like-attach/65210 "2018-12-17T06:28:07Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mohammadrezasoft74](https://avatars.discourse-cdn.com/v4/letter/m/d2c977/32.png) [@mohammadrezasoft74](https://forums.docker.com/u/mohammadrezasoft74)\
**Post date:** [December 17, 2018, 6:28am UTC](https://forums.docker.com/t/use-docker-exec-like-attach/65210/1 "2018-12-17T06:28:07Z")

</div>

hi.  
i want get webSocket from docker exec start to use in xterm . but i get ok 200 response.  
i want to get 101 switching protocol(101) to connect to exterm with it.  
i can connect to xterm with attach but i couldn’t with exec.  
how can i get webSocket from docker exec start .  
i see some examples they hijacked http request . but i couldn’t understand.  
It is very vital this issue.  
i want do it in php with docker engine api.  
thanks in advance