我按照論壇上的配置，可是沒法撥號啊

Building configuration...

Current configuration : 1338 bytes
!
version 12.3
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname 2621
!
boot-start-marker
boot-end-marker
!
enable secret 5 $1$5EV8$YWVoSlpCQPesH.aR14CbE1
enable password hzjy
!
username user password 0 user
username abc password 0 abc
username aaa password 0 aaa
modem country microcom_hdms china
no aaa new-model
ip subnet-zero
!
!
no ip domain lookup
!
ip audit notify log
ip audit po max-events 100
no ftp-server write-enable
!
!
!
!
interface FastEthernet0/0
ip address 172.16.2.2 255.255.0.0
speed auto
half-duplex
!
interface FastEthernet0/1
no ip address
duplex auto
speed auto
!
interface Group-Async1
ip unnumbered FastEthernet0/0
encapsulation ppp
no ip route-cache same-interface
ip tcp header-compression
peer default ip address pool aaa
ppp authentication chap
group-range 33 40
!
router rip
version 2
network 92.0.0.0
network 172.16.0.0
!
ip local pool cisco 202.96.122.61 202.96.122.62
ip local pool aaa 172.16.16.1 172.16.16.254
ip default-gateway 172.16.1.1
ip http server
ip classless
!
!
snmp-server community public RO
snmp-server enable traps tty
!
line con 0
transport output none
line 33 40
login local
modem InOut
modem autoconfigure discovery
transport input all
autoselect ppp
line aux 0
line vty 0 4
password cisco
login
!
!
!
end


Async33 is down, line protocol is down
modem(slot/port):1/0, csm_state:IDLE_STATE,
bchan_num:-1 csm_status(0): CSM_STATUS_UNLOCKED

Hardware is MCOM Integrated Modem Controller
Interface is unnumbered. Using address of FastEthernet0/0 (172.16.2.2)
MTU 1500 bytes, BW 9 Kbit, DLY 100000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation PPP, LCP Closed, loopback not set
DTR is pulsed for 5 seconds on reset
Last input never, output never, output hang never
Last clearing of "show interface" counters 00:17:32
Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: weighted fair
Output queue: 0/1000/64/0 (size/max total/threshold/drops)
Conversations 0/0/16 (active/max active/max total)
Reserved Conversations 0/0 (allocated/max allocated)
Available Bandwidth 6 kilobits/sec
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes, 0 no buffer
Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
0 packets output, 0 bytes, 0 underruns
0 output errors, 0 collisions, 0 interface resets
0 output buffer failures, 0 output buffers swapped out
0 carrier transitions