> Source: [sk108872](https://support.checkpoint.com/results/sk/sk108872)

# sk108872 - Bond interface in Load Balancing LACP mode stops passing traffic during a reboot of one of stacked switches

| Property | Value |
|----------|-------|
| Solution ID | sk108872 |
| Date Created | 2015-11-30 |
| Last Modified | 2024-04-10 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R82.10, R82, R81.20 |
| OS | Gaia |

## Symptoms

- * Bond interface on Check Point Security Gateway / Cluster member stops passing traffic for some time in the following scenario:

  1. Bond interface is configured in Load Balancing LACP mode
  2. Each physical slave interface of a Bond interface is connected to a separate non-vPC (virtual Port-Channel) stacked switches
  3. One of these stacked switches is rebooted
* Bond interface starts passing traffic again after all physical slave interfaces are Up again.

## Solution

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