MLPoATM

From: Mohammed Abbas (sweetabuli@gmail.com)
Date: Tue Aug 05 2008 - 05:01:26 ART


Dear All,

I am workig on MLPoATM the real scenerio is like that one side of the ckt i
have DS3 and on the other side i have DSL. What I need to do is to bundle
the DSL links using MLP. Since I cannot do this on live ckt, i tried to this
simulation using ATM on Dynamips used (2)7200 PA-A1 module on both
sides. The VBR-NRT command is not supported on this module and since its
an optional i leave this in testing.

 I followed the cisco documention of configuring MLPoATM. I am able to ping
end-end. but still when i issue "show ppp multilink" i am unable to see the
bandwidth bundled up. When I issue " show policy-map int" I see them combine
and when i shut down one atm linke on R2, it reduces to half of it. Why I am
not seeing it in first command.

Am I missing something in my configuration? Please let me know.

Here is the Conf.

ROUTER1
*********************************
R1#show run
Building configuration...
Current configuration : 1940 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip subnet-zero
!
!
ip cef
!
multilink virtual-template 1
!
!
!
!
!
!
!
!
!
!
!
!
!
class-map match-all DATA
  match ip precedence 0
class-map match-all VOICE
  match access-group 100
!
!
policy-map CISCO
  class VOICE
   priority percent 70
  class DATA
   bandwidth percent 5
!
!
!
!
interface Loopback0
 ip address 1.1.1.1 255.255.255.255
!
interface Multilink1
 ip address 10.1.1.1 255.0.0.0
 load-interval 30
 no cdp enable
 ppp multilink
 ppp multilink fragment disable
 ppp multilink group 1
 service-policy output CISCO
!
interface FastEthernet0/0
 ip address 192.168.1.1 255.255.255.0
 duplex half
!
interface ATM1/0
 no ip address
 load-interval 30
 no atm ilmi-keepalive
!
interface ATM1/0.1 point-to-point
 pvc 10/100
  encapsulation aal5snap
  protocol ppp Virtual-Template1
 !
!
interface ATM1/0.2 point-to-point
 pvc 10/150
  encapsulation aal5snap
  protocol ppp Virtual-Template2
 !
!
interface Serial3/0
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/1
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/2
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/3
 no ip address
 shutdown
 serial restart-delay 0
!
interface ATM4/0
 no ip address
 shutdown
 no atm ilmi-keepalive
!
interface Virtual-Template1
 no ip address
 load-interval 30
 ppp multilink
 ppp multilink group 1
!
interface Virtual-Template2
 no ip address
 load-interval 30
 ppp multilink
 ppp multilink group 1
!
ip classless
ip route 2.2.2.2 255.255.255.255 10.1.1.2
ip route 192.168.1.2 255.255.255.255 10.1.1.2
no ip http server
!
!
access-list 100 permit udp any any precedence critical
!
!
!
!
!
!
gatekeeper
 shutdown
!
!
line con 0
 stopbits 1
line aux 0
 stopbits 1
line vty 0 4
 login
!
!
end
R1#

Router2
*******************************************

R2#sh run
Building configuration...
Current configuration : 1948 bytes
!
version 12.3
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R2
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
ip subnet-zero
!
!
ip cef
!
multilink virtual-template 1
!
!
!
!
!
!
!
!
!
!
!
!
!
class-map match-all DATA
  match ip precedence 0
class-map match-all VOICE
  match access-group 100
!
!
policy-map CISCO
  class VOICE
   priority percent 70
  class DATA
   bandwidth percent 5
!
!
!
!
interface Loopback0
 ip address 2.2.2.2 255.255.255.255
!
interface Multilink1
 ip address 10.1.1.2 255.0.0.0
 load-interval 30
 no cdp enable
 ppp multilink
 ppp multilink fragment disable
 ppp multilink group 1
 service-policy output CISCO
!
interface FastEthernet0/0
 ip address 192.168.1.2 255.255.255.0
 duplex half
!
interface ATM1/0
 no ip address
 load-interval 30
 no atm ilmi-keepalive
!
interface ATM1/0.1 point-to-point
 pvc 20/200
  encapsulation aal5snap
  protocol ppp Virtual-Template1
 !
!
interface Serial3/0
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/1
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/2
 no ip address
 shutdown
 serial restart-delay 0
!
interface Serial3/3
 no ip address
 shutdown
 serial restart-delay 0
!
interface ATM4/0
 no ip address
 load-interval 30
 no atm ilmi-keepalive
!
interface ATM4/0.1 point-to-point
 pvc 20/300
  encapsulation aal5snap
  protocol ppp Virtual-Template2
 !
!
interface Virtual-Template1
 no ip address
 load-interval 30
 ppp multilink
 ppp multilink group 1
!
interface Virtual-Template2
 no ip address
 load-interval 30
 ppp multilink
 ppp multilink group 1
!
ip classless
ip route 1.1.1.1 255.255.255.255 10.1.1.1
ip route 192.168.1.1 255.255.255.255 10.1.1.1
no ip http server
!
!
access-list 100 permit udp any any precedence critical
!
!
!
!
!
!
gatekeeper
 shutdown
!
!
line con 0
 stopbits 1
line aux 0
 stopbits 1
line vty 0 4
 login
!
!
end
R2#

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