I can not connect to the pool with the following settings
./minerd -a scrypt -o stratum+tcp://176.31.126.179:3333 -O user.1:123
centos os, please help
[root@DS2121 cpuminer]# ./minerd -a scrypt -o stratum+tcp://176.31.126.179:3333 -O user.1:123
Try `minerd --help' for more information.
[root@DS2121 cpuminer]#