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SonicOS 5.8.1 Administrator Guide
Mirroring Status
There are three status indicators for packet mirroring:
Local mirroring – Packets sent to another physical interface on the same SonicWALL
For local mirroring, the status indicator shows one of the following three conditions:
• Red – Mirroring is off
• Green – Mirroring is on
• Yellow – Mirroring is on but disabled because the local mirroring interface is not specified
The local mirroring row also displa
ys the following statistics:
• Mirroring to interface – The specified local mirroring interface
• Packets mirrored – The total number of packets mirrored locally
• Pkts skipped – The total number of packets that skipped mirroring due to packets that are
incoming/outgoing on the interface on which monitoring is configured
• Pkts exceeded rate – The total number of packets that skipped mirroring due to rate limiting
Remote mirroring Tx – Packets sent to a remote SonicWALL
For Remote mirroring Tx, the status indicator shows one of the following three conditions:
• Red – Mirroring is off
• Green – Mirroring is on and a remote SonicWALL IP address is configured
• Yellow – Mirroring is on but disabled because the remote device rejects mirrored packets
and sends port unreachable ICMP messages
The
Remote mirroring Tx row also displays the following statistics:
• Mirroring to – The specified remote SonicWALL IP address
• Packets mirrored – The total number of packets mirrored to a remote SonicWALL appliance
• Pkts skipped – The total number of packets that skipped mirroring due to packets that are
incoming/outgoing on the interface on which monitoring is configured
• Pkts exceeded rate – The total number of packets that failed to mirror to a remote
SonicWALL, either due to an unreachable port or other network issues
Remote mirroring Rx – Packets received from a remote SonicWALL
For Remote mirroring Rx, the status indicator shows one of the following two conditions:
• Red – Mirroring is off
• Green – Mirroring is on and a remote SonicWALL IP address is configured
The
Remote mirroring Rx row also displays the following statistics:
• Receiving from – The specified remote SonicWALL IP address
• Mirror packets rcvd – The total number of packets received from a remote SonicWALL
appliance
• Mirror packets rcvd but skipped – The total number of packets received from a remote
SonicWALL appliance that failed to get mirrored locally due to errors in the packets