> Source: [sk150933](https://support.checkpoint.com/results/sk/sk150933)

# sk150933 - High Latency or Download of large files from http or https is slow or get stuck

| Property | Value |
|----------|-------|
| Solution ID | sk150933 |
| Date Created | 2019-04-15 |
| Last Modified | 2024-05-05 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R81.20, R81.10 (EOS), R81 (EOS) |
| OS | Gaia |

## Symptoms

- * Kernel debug (fw ctl zdebug drop) shows:  

  `dropped by cphwd_pslglue_handle_packet Reason: PSL Drop: internal - streaming`

* Kernel debug ("fw ctl debug -m fw + conn drop tcpstr") show a log similiar to:  

  ` "psl_streaming_handle_packet: future packet (tcp_seq 499525494 > fus 499524834) ;"`

## Cause

A future packet (tcp segment wise) has arrived. The drop will occur if it exceeds the configured limit of the future packet.

## Solution

This solution requires authentication. Please log in to view the full solution.

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