E1 Problem

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[/SIZE][SIZE=2]دلايلی که باعث ميشه يه [FONT=Tahoma][FONT=Tahoma]user[/FONT][/FONT] رویE1 بعد از 2 تا 3 دقيقه قطع بشه چيه؟ [/SIZE]
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مدل روتر AS5200
[LEFT]
Current configuration : 3186 bytes
!
version 12.1
no service single-slot-reload-enable
service timestamps debug uptime
service timestamps log uptime
service password-encryption
!
hostname ASazin
!
aaa new-model
aaa authentication ppp default group radius
aaa authorization network default group radius none
aaa accounting delay-start
aaa accounting update periodic 1
aaa accounting network default start-stop group radius
enable password 7 12181F01218112181D1B05
!
username admin password 7 01121C011210D555C51501121879011210112187
spe 0/0 0/11
firmware location feature_card_flash
spe 1/0 2/23
firmware location feature_card_flash
!
!
resource-pool disable
!
clock timezone IRT 3 30
clock summer-time IRT recurring
ip subnet-zero
ip name-server 217.218.127.104
ip name-server 4.2.2.4
!
isdn switch-type primary-net5
!
controller E1 0
clock source line primary
pri-group timeslots 1-31
!
controller E1 1
framing NO-CRC4
clock source line secondary
ds0-group 1 timeslots 1-15,17-31 type r2-digital
cas-custom 1
!
interface Ethernet0
description Connected To LAN
ip address 192.168.100.1 255.255.255.0 secondary
ip address 78.39.X.X 255.255.255.224
ip access-group worm in
ip access-group worm out
ip nat inside
!
interface Serial0
no ip address
shutdown
!
interface Serial1
description Connected To Data
ip unnumbered Ethernet0
no ip proxy-arp
ip nat outside
encapsulation ppp
no ip mroute-cache
keepalive 5
no fair-queue
!
interface Serial0:15
ip unnumbered Ethernet0
encapsulation ppp
isdn switch-type primary-net5
isdn incoming-voice modem
no cdp enable
!
interface Group-Async0
ip unnumbered Ethernet0
ip access-group worm in
ip access-group worm out
ip nat inside
encapsulation ppp
async mode interactive
peer default ip address pool azin
ppp authentication pap
group-range 1 60
!
ip local pool azin 192.168.100.10 192.168.100.72
ip nat inside source list 12 interface Ethernet0 overload
no ip http server
ip classless
ip route 0.0.0.0 0.0.0.0 Serial1
!
!
ip access-list extended worm
permit tcp any any established
deny udp any any eq tftp
deny tcp any any eq 135
deny udp any any eq 135
deny udp any any eq netbios-ns
deny tcp any any eq 137
deny udp any any eq netbios-dgm
deny tcp any any eq 445
deny tcp any any eq 593
deny tcp any any eq 4444
deny tcp any any eq finger
deny tcp any any eq 139
deny tcp any any eq 1024
deny tcp any any eq 1250
deny tcp any any eq 3127
deny tcp any any eq 5554
deny tcp any any eq 5555
deny tcp any any eq 6667
deny tcp any any eq 8081
deny tcp any any eq 9996
deny tcp any any eq tacacs
deny udp any any eq 4257
deny udp any any eq netbios-ss
deny udp any any eq 2048
permit ip any any
access-list 12 permit 192.168.100.0 0.0.0.255
access-list 30 permit 80.191.X.X
snmp-server community Watch!@ RW 30
radius-server host 80.191.X.X auth-port 1812 acct-port 1813 key Watch
radius-server retransmit 3
radius-server timeout 40
!
line con 0
line 1 60
session-timeout 10
no flush-at-activation
modem InOut
modem autoconfigure type mica
transport preferred none
transport input all
escape-character NONE
autoselect during-login
autoselect ppp
line aux 0
line vty 0 4
password 7 045A110F01761B1951
!
end
ASazin# [/LEFT]