Hi all: my dpdk version is 21.11 *1. Testing environment* [WRL-LTS22/LS1043ARDB] [Spirent/TestCenter]          <======> UDP 512byte, 256pps traffic rate, Total 35Mbps  <---> for network capture  <---> NFS root  Not connected  Not connected  Not connected  Not connected the attatched is the log. 2024-10-23 |-- debug | |-- ipsecgw-add-debug-log.patch Add debug log for dpdk sample | `-- ls1043-secgw-debug.log log file for ipsec-secgw |-- fix | |-- example_modified_1018.patch After applied this patch, it works good | `-- ls1043-secgw-modified.log log for appled example_modified_1018.patch `-- ipsecgw.cfg.1018 ipsec-secgw config file when testing, after sometime, the network is down, and use the fix patch of example_modified_1018.patch, it works well. if anybody met the same issue or anybody know the root cause of the issue.  If the fix is reasonable and  no other issues will arise ? Thanks very much Guocai