> Source: [sk183661](https://support.checkpoint.com/results/sk/sk183661)

# sk183661 - The maas_tunnel interface monitoring in Clusters managed by Smart-1 Cloud causes persistent cluster stability issues

| Property | Value |
|----------|-------|
| Solution ID | sk183661 |
| Date Created | 2025-08-18 |
| Last Modified | 2026-08-27 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R82.10, R82, R81.20, R81.10 (EOS) |
| OS | Gaia |

## Symptoms

- * Cluster members experience frequent failovers because of `maas_tunnel` state changes.
* The `cphaprob -a if` command shows the `maas_tunnel` interface as monitored by the cluster.
* The /config/active file on cluster members contains "`interface:maas_tunnel`" entries.

## Cause

ClusterXL must not monitor the `maas_tunnel` interface.

## Solution

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

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