Re:Re: How to configure NM using dhclient-script file

Hi Thomas,

Much thanks for your reply,  my problem is that NM cannot deal with the DHCPv6 message with IA_PD option, 
the default IA_NA option with NM cannot  generate the right prefixlen, just configuring 128 .

Best Regards

At 2020-11-27 17:54:26, "Thomas Haller" <thaller redhat com> wrote: >On Fri, 2020-11-27 at 09:48 +0800, Mars via networkmanager-list wrote: >> hi, >> NM uses nm-dhcp-helper as network configuration script for dhclient >> as follows , how to confiure dhclient-script file within NM ? >> >> /sbin/dhclient -d -q -sf /usr/libexec/nm-dhcp-helper -pf >> /var/run/ -lf /var/lib/NetworkManager/dhclient- >> -cf >> /var/lib/NetworkManager/dhclient-eth0.conf eth0 >> Thank you very much for any help you can provide. > > >Hi, > > >You cannot (*). When NetworkManager runs dhclient, then this is mostly >an implementation detail for doing DHCP. Sure, it honors dhclient's >config files in /etc/dhcp and it also dispatches the dhclient hooks. >That is very powerful (since it's just arbitrary scripts that get >executed), but it's also undesirable because the funcitonality is not >available with dhcp=internal plugin and not available via >NetworkManager API and NetworkManager mostly doens't know what is >happening there. But in general, this is not supposed to give the user >direct access to dhclient. > >(*) well, of course you can do all kind of hacky solutions, like >replacing /usr/libexec/nm-dhcp-helper with a wrapper script. > >It might be better to explain what you ultimately want to do. Instead >of asking how to do something that you think might be a solution for >you (without explainging what your actual problem is). > > >best, >Thomas


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