On Friday, 20 July 2018 08:58:53 BST Matti Nykyri wrote: > Hey > > I have a following with Telia ISP and their dhcp-server... I'm using > dhclient to get dynamic IP from ISP and also to update DDNS. When > dhclient does DHCPDISCOVER the ISP will issue a new lease for 43200 sec > after a normal DHCPOFFER, DHCPREQUEST and DHCPACK cycle; and the > interface gets bound to the given address. Now when the dhclient does a > subsequent DHCPREQUEST, server will issue DHCP with a declining > lease-time ending at the same time as original 43200s lease. By > releasing the lease and doing a new DHCPDISCOVER the lease time is reset > to 43200s. The ISP how ever keeps track of the MAC and will always issue > the same IP. > > When the lease-time of 43200 runs out the default gw stops responding > and the internet connection dies. The only way to then get it to work is > to manually start a new discover cycle (ifdown - ifup). > > I would like to configure the interface so, that there would not be an > interuption in network traffic! Because the IP doesn't change, I would > like to configure the WAN interface to stay up with the IP all the time > and get dhclient to do DHCPDISCOVER to the ISP to update ISP-firewall to > let the traffic through for the next 43200 sec. If the IP changes for > some reason, I would like the dhclient to update the WAN interface. > > Would there be a ready way in Gentoo to achieve this? Or anyway :'D > > Ps. I hate my ISP :( > Pps. I have other problems too...
I am not familiar with dhclient, although whenever I used it in various distros it just worked. Have you tried using dhcpcd instead? -- Regards, Mick
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