phosphor-network: does it make sense to disable systemd-networkd sending DHCP release?

Heyi Guo guoheyi at linux.alibaba.com
Sun Mar 6 12:54:31 AEDT 2022


Hi Johnathan,

Thanks for your feedback; I'll try to make a patch for that.

Heyi

在 2022/3/2 下午11:50, Johnathan Mantey 写道:
>
> On 2/21/22 01:05, Heyi Guo wrote:
>> Hi all,
>>
>> Now systemd-networkd will send DHCP release packet when BMC reboots. 
>> This may cause BMC to lose its original aquired IP after next boot 
>> up. I see this feature can be disabled by adding below lines to the 
>> configuration file of systemd-networkd:
>>
>> [DHCPv4]
>> SendRelease=false
>>
>> Does it make sense to disable DHCP release? Or is there any reason 
>> for the current default configuration in phosphor-network?
>>
>> Thanks,
>>
>> Heyi
>>
>
> FWIW, users within Intel get very cranky when their IPv4 addresses 
> change. I'm presently working on a defect related to the IP address 
> being altered.
>
> As it is unclear there is a run-time mechanism for changing this 
> value, I'd at least like to see a compile time control. I expect Intel 
> will choose to block sending a DHCP release request for when the BMC 
> reboots.
>
>


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