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Recommended Anti-Virus exclusions for Unitrends backup - Connect IT Community | Kaseya
<main> <article class="userContent"> <h2 data-id="issue"><strong>ISSUE</strong></h2> <p>Depending on the configuration, anti-virus applications can be quite debilitating to system and backup performance while Unitrends is performing a backup. In certain cases, backup operations may timeout causing various errors reported by the client and the appliance if on-access/real-time/network scanning is too disruptive to the backup process.</p> <h2 data-id="resolution"><strong>RESOLUTION</strong></h2> <p>Implement the following exclusions into your A/V policies to prevent false positives and overhead caused by persistent A/V scanning during your backup window.<br> </p> <div><strong>Process Exclusions</strong></div> <div>C:\PCBP\WBPS.exe</div> <div>C:\PCBP\WBPR.exe</div> <div>C:\PCBP\bpnetd.exe</div> <div>C:\PCBP\UTBlockAgent.exe</div> <div>C:\Windows\System32\VSSvc.exe<br> </div> <div><strong>Directory Exclusions</strong></div> <div>C:\PCBP<br>C:\Unitrendsvcbt<br>C:\unicbt</div> <div> <br><strong>Network Exclusions</strong> </div> <div>TCP Ports 1743 - 1749 (bi-directional) , 443<br><br>In addition Microsoft has provided instructions for recommended Antivirus Exclusions on Hyper-V Hosts per MS KB: <br><a href="/home/leaving?allowTrusted=1&target=https%3A%2F%2Fsupport.microsoft.com%2Fen-us%2Fhelp%2F3105657%2Frecommended-antivirus-exclusions-for-hyper-v-hosts" rel="noopener nofollow">https://support.microsoft.com/en-us/help/3105657/recommended-antivirus-exclusions-for-hyper-v-hosts</a> </div> <h2 data-id="tasks"><strong>TASKS</strong></h2> <p>Because some antivirus software can quarantine the Unitrends agent when it is listed as a threat, setting the exclusions may sometimes not result in success. In these cases a reinstall of the Unitrends agent following <a href="https://kaseya.vanillacommunities.com/kb/articles/aliases/unitrends/hc/en-us/articles/360013266758" rel="noopener nofollow">KB 4110</a> should result in successful backups.</p> </article> </main>