# Predefined keywords are AT_AH_ATTRIB, AT_ESP_ATTRIB
AT_SHA1_IPMAC, 6, ident|auth, 48
AT_MD5_IPMAC, 5, ident|auth, 48
AT_ESP_ATTRIB
AT_DES_CBC, 8, enc, 8
AT_AH_ATTRIB
AT_SHA1_IPMAC
AT_MD5_IPMAC