Can't connect to telegram using proxy

Questions
1

SETUP:
I self-host my n8n in a docker container on my private server. This server uses a proxy to access internet.

PROBLEM:
I want to use the telegram node to send a text message. When I create a telegram credential with my access token and test it, it fails with this error:

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image1025×242 11.3 KB

Since n8n logs doesn’t provide any evidences other than “Request failed with status code 500”, I used ngrep to analyze the traffic, and got this reponse from my proxy

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image1148×333 13.6 KB

2

Hey @bivsbon

It looks like the proxy is blocking the connection and trying to do some content inspection, is the proxy a requirement?

3

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