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Hi,
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For the following query:
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16:24:15.730401 IP6 (hlim 1, next-header UDP (17) payload length: 143)
<br>cs-lab11-kea.dhcpv6-client > ff02::1:2.dhcpv6-server:
<br>[bad udp cksum 0xc2bb -> 0xa8e1!]
<br><strong>dhcp6 renew</strong> (xid=50bedb
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(client-ID type 4)
<br>(server-ID hwaddr/time type 1 time 692127779 00259074ca68)
<br>(option-request DNS-server DNS-search-list DNS-server DNS-search-list client-ID)
<br>(elapsed-time 0) (Client-FQDN)
<br>(IA_NA IAID:795336567 T1:3600 T2:5400(IA_ADDR xxxx::101:1 pltime:7200 vltime:7500))
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)
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I have observed a case where KEA dhcp6 returns the following:
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16:24:16.359170 IP6 (hlim 64, next-header UDP (17) payload length: 171)
<br>gateway.dhcpv6-server > cs-lab11-kea.dhcpv6-client:
<br>[udp sum ok]
<br><strong>dhcp6 reply</strong> (xid=50bedb
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(client-ID type 4)
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(server-ID hwaddr/time type 1 time 692127779 00259074ca68)
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(IA_NA IAID:795336567 T1:40 T2:100
<br><strong>(IA_ADDR xxxx::101:1 pltime:120 vltime:120) </strong>
<br><strong>(IA_ADDR xxxx::101:1 pltime:0 vltime:0))</strong>
<br>(DNS-search-list cern.ch.) (Client-FQDN))
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Where there are 2 IA_ADDR, the second one having a vltime of 0.
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Any idea how that can happen ?
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wireshark shows this:
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[...]
<br>Message type: Reply (7)
<br>Transaction ID: 0x52a6e8
<br>Client Identifier
<br>Server Identifier
<br>Identity Association for Non-temporary Address
<br>Option: Identity Association for Non-temporary Address (3)
<br>Length: 68
<br>xxx
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IAID: 2f67df77
<br>T1: 40
<br>T2: 100
<br>IA Address
<br>Option: IA Address (5)
<br>Length: 24
<br><strong>Value: xxxx10100010000007800000078</strong>
<br>IPv6 address: 2001:1458:202:1d5::101:1 (xxxx::101:1)
<br>Preferred lifetime: 120
<br>Valid lifetime: 120
<br>IA Address
<br>Option: IA Address (5)
<br>Length: 24
<br><strong>Value: xxxx10100010000000000000000</strong>
<br>IPv6 address: 2001:1458:202:1d5::101:1 (xxxx::101:1)
<br>Preferred lifetime: 0
<br>Valid lifetime: 0
<br>Domain Search List
<br>Fully Qualified Domain Name
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Thanks,
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Veronique
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