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