https://community.netapp.com/t5/Network-and-Storage-Protocols/broadcast-domains/m-p/455629#M10086 <P>Hello,&nbsp;</P><P>&nbsp;</P><P>This means that t<SPAN>he port has layer 2 reachability to its assigned broadcast domain and&nbsp; it also has layer 2 reachability to at least one other broadcast domain.</SPAN></P><P>&nbsp;</P><P>-&nbsp;<SPAN>Examine the physical connectivity and switch configuration to determine if it is incorrect.</SPAN></P><P><STRONG>Network Recommendations:</STRONG></P><P>- Isolate the network ports e0M from the rest of the network - a management network is preferred<BR />- Isolate the concerned network ports into a vlan<BR />- Isolate the network traffic from the switches<BR /><STRONG>Note:</STRONG> e0m port should not be merged with another broadcast domain</P><P>&nbsp;</P><P>- Matchign KB:&nbsp;<A href="https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Reachability_status_says_multi-domain-reachability" target="_blank">https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Reachability_status_says_multi-domain-reachability</A>&nbsp;</P> Mon, 07 Oct 2024 23:36:58 GMT ChLokesh 2024-10-07T23:36:58Z https://community.netapp.com/t5/Network-and-Storage-Protocols/broadcast-domains/m-p/455500#M10074 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="chenguanghui_0-1727706231918.png" style="width: 400px;"><img src="https://community.netapp.com/t5/image/serverpage/image-id/29145i7DBB38FE1A17A537/image-size/medium?v=v2&amp;px=400" role="button" title="chenguanghui_0-1727706231918.png" alt="chenguanghui_0-1727706231918.png" /></span></P><P>I would like to ask what security risks such an error has on the network and the storage itself, and whether the solution is to modify the broadcast domain or what</P> Mon, 30 Sep 2024 14:35:32 GMT https://community.netapp.com/t5/Network-and-Storage-Protocols/broadcast-domains/m-p/455500#M10074 chenguanghui 2024-09-30T14:35:32Z https://community.netapp.com/t5/Network-and-Storage-Protocols/broadcast-domains/m-p/455629#M10086 <P>Hello,&nbsp;</P><P>&nbsp;</P><P>This means that t<SPAN>he port has layer 2 reachability to its assigned broadcast domain and&nbsp; it also has layer 2 reachability to at least one other broadcast domain.</SPAN></P><P>&nbsp;</P><P>-&nbsp;<SPAN>Examine the physical connectivity and switch configuration to determine if it is incorrect.</SPAN></P><P><STRONG>Network Recommendations:</STRONG></P><P>- Isolate the network ports e0M from the rest of the network - a management network is preferred<BR />- Isolate the concerned network ports into a vlan<BR />- Isolate the network traffic from the switches<BR /><STRONG>Note:</STRONG> e0m port should not be merged with another broadcast domain</P><P>&nbsp;</P><P>- Matchign KB:&nbsp;<A href="https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Reachability_status_says_multi-domain-reachability" target="_blank">https://kb.netapp.com/on-prem/ontap/da/NAS/NAS-KBs/Reachability_status_says_multi-domain-reachability</A>&nbsp;</P> Mon, 07 Oct 2024 23:36:58 GMT https://community.netapp.com/t5/Network-and-Storage-Protocols/broadcast-domains/m-p/455629#M10086 ChLokesh 2024-10-07T23:36:58Z