Hi , I am using dpdk-23.11-rc1 version and nfb driver . When i am running l2fwd-crypto example application , getting the below error , [image] missing function definitions for - rte_cryptodev_get_cipher_algo_string , rte_cryptodev_get_auth_algo_string, and rte_cryptodev_get_aead_algo_string . so , i added these function definitions as below , [image] Now , its compiling and running , but showing no ethernet ports available . [image] I am running with below command line sudo ./build/l2fwd-crypto -l 0-1 --vdev "crypto_openssl0" --vdev "crypto_openssl1" -d librte_crypto_openssl.so -- -p 0x3 --chain CIPHER_HASH --cipher_op ENCRYPT --cipher_algo aes-cbc --cipher_key 00:01:02:03:04:05:06:07:08:09:0a:0b:0c:0d:0e:0f --auth_op GENERATE --auth_algo sha1-hmac --auth_key 10:11:12:13:14:15:16:17:18:19:1a:1b:1c:1d:1e:1f Can you help me out with this by providing any patch files for l2fwd-crypto application . Thanks in advance best regards Thenveer Poolakkanni.