Re: PPPoATM

From: Brian Dennis (bdennis@internetworkexpert.com)
Date: Sat Oct 25 2003 - 13:02:11 GMT-3


One option would be to do IP unnumbered off a loopback interface.

interface Loopback0
 ip address 150.1.6.6 255.255.255.0
!
interface ATM0/0/0
 no ip address
 no atm ilmi-keepalive
 !
!
interface ATM0/0/0.201 point-to-point
 pvc 0/201
  encapsulation aal5snap
  protocol ppp Virtual-Template1
 !
!
interface Virtual-Template1
 ip unnumbered Loopback0
 ppp chap hostname ROUTER6
 ppp chap password 0 CISCO

Rack1R6# ping 54.1.7.254 <-- Backbone Router

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 54.1.7.254, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
Rack1R6#ping 150.1.6.6

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 150.1.6.6, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/4 ms
Rack1R6#

Brian Dennis, CCIE #2210 (R&S/ISP-Dial/Security)
bdennis@internetworkexpert.com
Toll Free: 877-224-8987
Direct: 775-745-6404 (Outside the US and Canada)
Internetwork Expert, Inc.
http://www.InternetworkExpert.com

---------- Original Message ----------------------------------
From: "Alec" <clapun@graduate.hku.hk>
Date: Sat, 25 Oct 2003 23:36:59 +0800

>Thanks Brian. If the lab requires to ping every interface IP, does it imply
>I have to use dialer interface instead of virtual template over ATM ? or are
>there any ways to ping its own interface when using virtual-template ?
>
>----- Original Message -----
>From: "Brian Dennis" <bdennis@internetworkexpert.com>
>To: "'Alec'" <clapun@graduate.hku.hk>; <ccielab@groupstudy.com>
>Sent: Saturday, October 25, 2003 2:37 PM
>Subject: RE: PPPoATM
>
>
>> Here is one option (dialer interface with PPPoA):
>>
>> interface ATM0/0/0
>> no ip address
>> !
>> interface ATM0/0/0.201 point-to-point
>> pvc 0/201
>> encapsulation aal5snap
>> protocol ppp dialer
>> dialer pool-member 1
>> !
>> !
>> interface Dialer1
>> ip address 54.1.7.6 255.255.255.0
>> encapsulation ppp
>> dialer pool 1
>> ppp chap hostname ROUTER6
>> ppp chap password 0 CISCO
>>
>> Rack1R6#ping 54.1.7.254
>>
>> Type escape sequence to abort.
>> Sending 5, 100-byte ICMP Echos to 54.1.7.254, timeout is 2 seconds:
>> !!!!!
>> Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
>> Rack1R6#ping 54.1.7.6
>>
>> Type escape sequence to abort.
>> Sending 5, 100-byte ICMP Echos to 54.1.7.6, timeout is 2 seconds:
>> !!!!!
>> Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
>> Rack1R6#
>>
>> Brian Dennis, CCIE #2210 (R&S/ISP-Dial/Security)
>> bdennis@internetworkexpert.com
>> Toll Free: 877-224-8987
>> Direct: 775-745-6404 (Outside the US and Canada)
>> Internetwork Expert, Inc.
>> http://www.InternetworkExpert.com
>>
>>
>> -----Original Message-----
>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>Alec
>> Sent: Friday, October 24, 2003 8:48 PM
>> To: ccielab@groupstudy.com
>> Subject: PPPoATM
>>
>> Hi group,
>>
>> I've configured the following to try PPPoATM using AAL5MUX encapsulation.
>I
>> can ping to the remote end but can't my own interface. Is it normal ??
>>
>> regards,
>> alec
>>
>> interface Virtual-Template1
>> ip address 2.2.2.4 255.255.255.0
>>
>> interface ATM0/0/0.33 point-to-point
>> pvc 0/33
>> encapsulation aal5mux ppp Virtual-Template1
>> !
>> !
>>
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