2008/11/03 14:01:28 PPP.053: xCP: state is open, called ncp_closing, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.002: NCP CLOSING: IPCP state is open, closing upper-link, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: IPCP, state is open, called ppp_fsm_reset, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.053: xCP: state is open, called ipcp_reset, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: IPCP, state is open, called ppp_fsm_stoptm, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: CHAP, state is closed, called chap_down, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: CHAP, state is closed, called chap_stop_timer (chlg), on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: CHAP, state is closed, called chap_stop_timer (resp1), on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: CHAP, state is closed, called chap_stop_timer (resp2), on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: LCP, state is open, called lcp_stopecho, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: LCP, state is open, called ppp_fsm_reset, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.019: LCP: state is open, called lcp_reset, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: LCP, state is open, called ppp_fsm_stoptm, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: IPCP, state is closed, called ppp_fsm_stoptm, on FastEthernet0/0.1
2008/11/03 14:01:28 PPP.014: FSM: IPCP, state is closed, called ppp_fsm_down, on FastEthernet0/0.1

というわけで、落ちました。うーん。既存のMN8300と何が違ってるのか。