> Source: [sk109532](https://support.checkpoint.com/results/sk/sk109532)

# sk109532 - Check Point Proxy on Security Gateway not working correctly when using TCP port 80

| Property | Value |
|----------|-------|
| Solution ID | sk109532 |
| Date Created | 2016-01-08 |
| Last Modified | 2020-03-12 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R82.10, R82, R81.20 |

## Symptoms

- * Internet is not working, or working very slow for clients that are using the Security Gateway as proxy.
* Kernel debug (`fw ctl debug -m fw + drop `) shows:

  ```
  
  ;fw_log_drop_ex: Packet proto=6 SOURCE:PORT -> DESTINATION:PORT dropped by Unknown Reason: Unknown;
  ```

## Solution

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