Can someone post his conf file while mining in Dwarf? There is some authentication issue and is not accepting the format of -u like "exchange-wallet.payment-id.worker" like it's suggested in Dwarf.
"pools":[{
"url": "stratum+tcp://192.168.3.2:8080",
"user": "103",
"pass": "1"
?

Maybe proxy
https://bitcointalk.org/index.php?topic=735738.0 will help. It seems so to me. I can not check. Windows release does not work for me.