Take note of TLS limitation for TCP connections (#12373)

* Take note of TLS limitation for TCP connections

* Minor style update

Co-authored-by: Usha Mandya <47779042+usha-mandya@users.noreply.github.com>
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Clemens Lieb 2021-03-05 15:55:51 +01:00 committed by GitHub
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@ -73,6 +73,10 @@ The `gelf` logging driver supports the following options:
| `env` | optional | Applies when starting the Docker daemon. A comma-separated list of logging-related environment variables this daemon accepts. Adds additional key on the `extra` fields, prefixed by an underscore (`_`). Used for advanced [log tag options](log_tags.md). | `--log-opt env=os,customer` |
| `env-regex` | optional | Similar to and compatible with `env`. A regular expression to match logging-related environment variables. Used for advanced [log tag options](log_tags.md). | `--log-opt env-regex=^(os|customer)` |
> **Note**
>
> The `gelf` driver does not support TLS for TCP connections. Messages sent to TLS-protected inputs can silently fail.
### Examples
This example configures the container to use the GELF server running at