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Hi Xiaobo,
I think that it must be:
R2#show running-config interface Ethernet0/0 ip address 192.168.234.2 255.255.255.0 *ip helper-address 192.168.12.1* half-duplex !
Best, Cong Trinh
On 1/6/09, Xiaobo Zhu wrote: > > Hi, > I think it is a simple question, but I just can’t figure out what wrong > with > it. > Here in this scenario > r3(e0/0 dhcp)-(e0/0 192.168.234.2)r2(s0/0)192.168.12.0/24(s0/0)r1 > based on the following configuration, why can’t r3’s interface be assigned > an IP address with DHCP > R1#show running-config > ip dhcp excluded-address 192.168.234.2 > > ip dhcp pool 234 > network 192.168.234.0 255.255.255.0 > default-router 192.168.234.2 > domain-name cisco.com > interface Serial0/0 > ip address 192.168.12.1 255.255.255.0 > no fair-queue > > R2#show running-config > interface Ethernet0/0 > ip address 192.168.234.2 255.255.255.0 > ip helper-address 192.168.12.2 > half-duplex > ! > interface Serial0/0 > ip address 192.168.12.2 255.255.255.0 > clock rate 64000 > no fair-queue > R3#show running-config > interface Ethernet0/0 > ip address dhcp > half-duplex > end > > Many thanks! > > > Blogs and organic groups at http://www.ccie.net > > _______________________________________________________________________ > Subscription information may be found at: > http://www.groupstudy.com/list/CCIELab.html > > > > > > > >
— Best Regards, Cong Trinh
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