If you're using GNS3 please test it on 7200 router
 
JM 

________________________________
 From: Lukasz <[email protected]>
To: imad Abdallah <[email protected]> 
Cc: CCIE OSL <[email protected]> 
Sent: Wednesday, January 9, 2013 4:08 AM
Subject: Re: [OSL | CCIE_RS] DHCP pool with Binding
 
Thanks Imad,



Regards,
Lukasz

On 2013-01-08 23:26, imad Abdallah wrote:
> GNS has all sorts of problems when it comes to switching.
> I tried it on real hardware and it worked with no issues.
> So I guess, the problem is with GNS
>
>> Date: Tue, 8 Jan 2013 14:23:29 +0000
>> From: [email protected]
>> To: [email protected]
>> CC: [email protected]
>> Subject: RE: [OSL | CCIE_RS] DHCP pool with Binding
>>
>> Thanks,
>>
>> I have tried this and Client received desired IP address.I have also
>
>> added extra router which is on the same subnet and it is dhcp client
> as
>> well.
>>
>> R3 DHCP client ---- Switch ------ R4 DHCP Server
>> R5 DHCP Client -----
>>
>> I have copied R3 client-id so that R3 receives the same IP address.
>>
>> R3/R5 DHCP Client
>> !
>> username R4 password 0 cisco
>> !
>> interface FastEthernet0/0
>> no ip address
>> duplex auto
>> speed auto
>> pppoe enable group global
>> pppoe-client dial-pool-number 1
>> !
>> !
>> interface Dialer1
>> ip address dhcp
>> ip mtu 1492
>> encapsulation ppp
>> dialer pool 1
>> !
>> ---------------------------
>> R4 DHCP server
>>
>> !
>> username R3 password 0 cisco
>> username R5 password 0 cisco
>> !
>> bba-group pppoe global
>> virtual-template 1
>> !
>> interface FastEthernet0/0
>> no ip address
>> duplex auto
>> speed auto
>> pppoe enable group global
>> end
>> !
>> interface Virtual-Template1
>> ip address 34.34.34.44 255.255.255.0
>> ip mtu 1492
>> peer default ip address dhcp
>> ppp authentication chap
>> end
>>
>> ip dhcp excluded-address 34.34.34.1 34.34.34.29
>> ip dhcp excluded-address 34.34.34.51 34.34.34.254
>> !
>> ip dhcp pool POOL
>> network 34.34.34.0 255.255.255.0
>> !
>> ip dhcp pool CLIENT
>> host 34.34.34.47 255.255.255.0
>> client-identifier
>> 0063.6973.636f.2d63.3230.302e.3032.6434.2e30.3030.302d.4469.31
>> !
>>
>> Both DHCP CLient Routers receives IP address (R3 static) but the
>> problem lies when I try to ping R4. (output from debug ip packet on
> R4
>> when Ping is run from R3).
>>
>> *Mar 1 04:00:22.003: IP: s=34.34.34.47 (Virtual-Access1.1),
>> d=34.34.34.44, len 100, rcvd 2
>> *Mar 1 04:00:22.003: IP: tableid=0, s=34.34.34.44 (local),
>> d=34.34.34.47 (Virtual-Access1.2), routed via FIB
>> *Mar 1 04:00:22.007: IP: s=34.34.34.44 (local), d=34.34.34.47
>> (Virtual-Access1.2), len 100, sending
>> *Mar 1 04:00:22.051: IP: tableid=0, s=34.34.34.44
> (Virtual-Access1.2),
>> d=34.34.34.47 (Virtual-Access1.2), routed via FIB
>> *Mar 1 04:00:22.051: IP: s=34.34.34.44 (Virtual-Access1.2),
>> d=34.34.34.47 (Virtual-Access1.2), len 100, rcvd local pkt
>>
>> It looks packets are replied correctly but I cannot see anything
> coming
>> back on R3.
>>
>>
>> Type escape sequence to abort.
>> Sending 5, 100-byte ICMP Echos to 34.34.34.44, timeout is 2 seconds:
>>
>> *Mar 1 04:01:32.051: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:01:32.051: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending.
>> *Mar 1 04:01:34.047: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:01:34.047: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending.
>> *Mar 1 04:01:36.047: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:01:36.047: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending.
>> *Mar 1 04:01:38.047: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:01:38.047: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending.
>> *Mar 1 04:01:40.047: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:01:40.047: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending.
>> Success rate is 0 percent (0/5)
>>
>>
>> R3(config-if)#do show ip route
>>
>> Gateway of last resort is not set
>>
>> 34.0.0.0/24 is subnetted, 1 subnets
>> C 34.34.34.0 is directly connected, Dialer1
>>
>>
>> The same case is when I run ping from R5 to R4.
>>
>>
>> Interesting enough is that when I shut/no shut Dialer 1 on R3 and I
>> receive again the same IP then ping works.
>>
>>
>> R3(config-if)#do ping 34.34.34.44
>>
>> Type escape sequence to abort.
>> Sending 5, 100-byte ICMP Echos to 34.34.34.44, timeout is 2 seconds:
>> !!!!!
>> Success rate is 100 percent (5/5), round-trip min/avg/max = 16/40/88
> ms
>> R3(config-if)#
>> *Mar 1 04:05:37.498: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>> *Mar 1 04:05:37.502: IP: s=34.34.34.47 (local), d=34.34.34.44
>> (Dialer1), len 100, sending
>> *Mar 1 04:05:37.582: IP: tableid=0, s=34.34.34.44 (Dialer1),
>> d=34.34.34.47 (Dialer1), routed via RIB
>> *Mar 1 04:05:37.582: IP: s=34.34.34.44 (Dialer1), d=34.34.34.47
>> (Dialer1), len 100, rcvd 3
>> *Mar 1 04:05:37.586: IP: tableid=0, s=34.34.34.47 (local),
>> d=34.34.34.44 (Dialer1), routed via FIB
>>
>> R3(config-if)#
>>
>>
>> Any ideas why I see this? I use GNS3. Is that possibly the issue
> with
>> ethernet switch in the middle?
>>
>>
>> Regards,
>> Lukasz
>>
>>
>> On 2013-01-07 23:56, imad Abdallah wrote:
>> > you have to create a separate pool for the host
>> >
>> >> Date: Mon, 7 Jan 2013 23:26:51 +0000
>> >> From: [email protected]
>> >> To: [email protected]
>> >> Subject: [OSL | CCIE_RS] DHCP pool with Binding
>> >>
>> >> Hi All,
>> >>
>> >>
>> >> I want to set up PPPoE client/server with server providing the
>> > client
>> >> IP address via DHCP. I have created a dhcp pool on the server but
> I
>> >> would like also to force the client to receive the same IP
> address.
>> >> I know that I need to use client-identifier (debug ip dhcp
> packets)
>> >> with host option to provide the same address. When I try to use
> both
>> >
>> >> dhcp pool with subnet and host I receive error ¨% This command
> may
>> > not
>> >> be used with host, origin, network or vrf pools.¨
>> >>
>> >> Is there any way of doing this?
>> >>
>> >>
>> >> Regards
>> >> Lukasz
>> >> _______________________________________________
>> >> For more information regarding industry leading CCIE Lab
> training,
>> > please visit www.ipexpert.com
>> >>
>> >> Are you a CCNP or CCIE and looking for a job? Check out
>> > www.PlatinumPlacement.com
>> >>
>> >> http://onlinestudylist.com/mailman/listinfo/ccie_rs
>>

_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

Are you a CCNP or CCIE and looking for a job? Check out 
www.PlatinumPlacement.com

http://onlinestudylist.com/mailman/listinfo/ccie_rs
_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

Are you a CCNP or CCIE and looking for a job? Check out 
www.PlatinumPlacement.com

http://onlinestudylist.com/mailman/listinfo/ccie_rs

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