When I use Windows or IOS router as DHCP client and use "hardware address" in the manual binding, it doesn't work. Both of them send DHCP request with option 61.
With regards Kings On Tue, Apr 17, 2012 at 6:33 AM, Eugene Pefti <[email protected]>wrote: > I’m confused by your question, Kings,**** > > The same guide says that to configure “manual bindings” one must enter > “client-identifier” command. What made you think that the > “hardware-address” option didn’t work?**** > > Were you able to simulate BOOTP instead of DHCP request with option 61 ?** > ** > > ** ** > > Eugene**** > > ** ** > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Kingsley Charles > *Sent:* 15 April 2012 09:08 > *To:* [email protected] > *Subject:* [OSL | CCIE_Security] DHCP address assignment using hardware > address**** > > ** ** > > Hi all > Hi all > > If I want to configure manual binding that doesn't working with hardware > address. Instead, if I specify the client identifies, it works. > > ip dhcp pool cat > host 10.20.30.40 255.255.255.0 > hardware-address 0001.0002.0003 > > > The snippet below, claims that hardware address can be used with bootp > requests only. Logically, I feel that should be the case because bootp > request doesn't have options field. In the case of DHCP request, the option > 61 is used to carry client identifier. Hence, it seems, the IOS expect > client identifies to be configured, if it a dhcp request. > > Comments please. > > > Snippet from > http://www.cisco.com/en/US/docs/ios/12_2/ip/configuration/guide/1cfdhcp.html#wp1001108 > **** > > Router(dhcp-config)# *client-identifier **unique-identifier ***** > > Specifies the unique identifier for DHCP clients. This command is used for > DHCP requests. > > Router(dhcp-config)#* hardware-address **hardware-address** **type ** > > *(Optional) Specifies a hardware address for the client. This command is > used for BOOTP requests. > > With regards > Kings**** >
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