problema com pppoe

nao consigo conectar pppoe. no log aparece as seguinte mensagens

pppd[1564]: Interface ath0 has MTU of 1492.
Sep  1 00:13:41 ePMP1000_ecdbb0 pppd[1564]: Peer refused to agree to our IP address
Sep  1 00:14:11 ePMP1000_ecdbb0 pppd[1564]: Interface ath0 has MTU of 1492.
Sep  1 00:14:12 ePMP1000_ecdbb0 pppd[1564]: Peer refused to agree to our IP address
Sep  1 00:14:42 ePMP1000_ecdbb0 pppd[1564]: Interface ath0 has MTU of 1492.
Sep  1 00:14:42 ePMP1000_ecdbb0 pppd[1564]: Peer refused to agree to our IP address

resolvido! tens que definir o ip wireless como dhcp! obrigado!