SMB2_OP_KEEPALIVE   33 source4/libcli/smb2/keepalive.c 	req = smb2_request_init(transport, SMB2_OP_KEEPALIVE, 0x04, false, 0);
SMB2_OP_KEEPALIVE  410 source4/smb_server/smb2/receive.c 	case SMB2_OP_KEEPALIVE: