[AusNOG] DHCP/PXE Packets between multiple VLAN on Vyatta

[Daniel Watson]

Gday Craig

Appreciate that,  exactly what I was looking for :D

Cheers

Daniel

On Thu, May 1, 2014 11:32 pm, Craig Askings wrote:
> It will be something like this example. eth1 / eth3 are the interfaces
> where it is watching for dhcp / PXE discovery requests and server is the
> ip of the dhcp server it will relay it to.
>
> service { dhcp-relay { interface eth3 interface eth1 server 192.168.2.5 }
> }
> On 1 May 2014, at 10:27 pm, Daniel Watson <daniel at dwatson.me> wrote:
>
>
>> Gday Rob
>>
>>
>> Cheers mate
>>
>>
>> Ill give that a shot and see how it goes.
>>
>>
>> Daniel
>>
>>
>> On Thu, May 1, 2014 11:17 pm, Robert Hudson wrote:
>>
>>> ip helper-address will certainly work for DHCP.  You specify the IP
>>> address of your DHCP server, and what happens is that the switch
>>> listens for DHCP requests and forwards them to the DHCP server on
>>> another VLAN, and then ensures that an IP in the correct IP address
>>> range for that subnet is returned for the client.
>>>
>>> Your DHCP server should then give the IP address of the PXE server as
>>> a scope option.
>>>
>>> Now you just need to find the command on the vyatta (assuming it can
>>> do it).  Is this helpful?
>>>
>>> http://openmaniak.com/vyatta_case_dhcp.php
>>>
>>>
>>>
>>>
>>> On 1 May 2014 22:11, Daniel Watson <daniel at dwatson.me> wrote:
>>>
>>>
>>>
>>>> Gday Rob
>>>>
>>>>
>>>>
>>>> Ive never used it on Cisco before either,  However ive been told
>>>> its one of these 3
>>>>
>>>> "ip helper-address", "DHCP relaying” or “Broadcast
>>>> forwarding”
>>>>
>>>>
>>>> Just not entirely sure on which one would apply for Vyatta
>>>>
>>>>
>>>>
>>>> Daniel
>>>>
>>>>
>>>>
>>>> On Thu, May 1, 2014 11:09 pm, Robert Hudson wrote:
>>>>
>>>>
>>>>> Are you familiar with how such things are done on a standard
>>>>> layer 3 switch (using ip helper-address in the Cisco world for
>>>>> instance)?   If
>>>>>
>>>> so,
>>>>> does the Vyatta have an equivelent?
>>>>>
>>>>>
>>>>> On 1 May 2014 22:03, Daniel Watson <daniel at dwatson.me> wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> Gday Guys
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> We are looking at running multiple VLAN’s and would like to
>>>>>> pass PXE
>>>>>> /
>>>>>> DHCP traffic through multiple VLAN’s on Vyatta
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> I was wondering if anybody can provide assistance here?
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>>
>>>
>>
>>
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>
>