Need help : implement Gigabit Ethernet

ty for all your advices daixi, it was only a problem with power now it's working

but when i try to use telnet with "putty" fixing my <ip address> and port "30" it told me that no host is connected

maybe "putty" consider my board should be the host but in fact it is the peripheral, have you got an idea for begin my communication ?

ps : i'm currently trying to follow the step from http://www.altera.com/literature/tt/tt_nios2_tcpip.pdf

to begin a communication