capture packet to check the data that ipsec have encrypted

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USG can capture and view the IPSec protocol packets, but can not view the protected data packets

Other related questions:
Capturing packets to view IPSec encrypted data packets
Capturing packets to view IPSec encrypted data packets Can IPSec packets be captured on the USG? You can capture and view IPSec packets but not protected data packets on the USG.

Method used to view a captured IPSec-encrypted packet
You can view a captured IPSec-encrypted packet as follows: On the USG firewall, check whether an IPSec packet can be captured. The USG firewall can capture an IPSec packet but you cannot view the protected packet.

How do I capture signaling packets on the MCU?
To capture signaling packets on a VP9000 series MCU, perform the following operations: Log in to the MCU web interface, choose Settings > Maintenance > Signaling Diagnostics, click Start, reproduce the problem, click Stop, and export captured signaling packets. To capture signaling packets on a ViewPoint 8000 series MCU, perform the following operations: Log in to the MCU web interface, choose Settings > Maintenance > Signaling Diagnostics, and start signaling packet capture. Reproduce the problem. After packet capture ends, click Export to export signaling diagnostics or captured packets.

S series switch packets capture
S series switches (except S1700 switches) support the packet capturing function. This function can be used if you need to capture packets for analysis. Packets that can be captured include service packets and packets sent to the CPU. Configuration example: 1. Capturing service packets [HUAWEI] capture-packet interface gigabitethernet 1/0/1 destination file capture.cap terminal //Information of captured packets is not provided here. 2. Capturing packets sent to the CPU [HUAWEI] capture-packet cpu destination file cfcard:/abc.cap //Information of captured packets is not provided here.

Can mirrored packets be saved
Yes. Run the capture-packet command to configure the packet capturing function. The packets captured can be displayed directly on a terminal or be stored in the storage media of the device.

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