Bonjour toujours dans mon test du tp-link BE800, je constate que a bail DHCP v6 est très court 45minutes. Est-ce que vous avez aussi des bails aussi court ou est-ce une valeur par défaut du routeur ou un config que j'ai raté ?
On dirait que le client DHCP6c se base sur la valeur T1:2700 pour le renouvellement du bail, Ce qui semble normal mais est-ce Bouygues qui envoie une valeur aussi basse ? des avis ?
trace tcpdump entre 2 bails.
01:53:15.725147 IP6 (flowlabel 0x077b2, hlim 1, next-header UDP (17) payload length: 58) fe80::AAAA:BBBB:CCCC:DDDD.546 > ff02::1:2.547: [bad udp cksum 0x4d1b -> 0xf146!] dhcp6 solicit (xid=236be2 (client-ID hwaddr type 1 aabbccddeeff) (rapid-commit) (elapsed-time 315) (option-request AFTR-Name) (IA_PD IAID:1 T1:0 T2:0))
01:53:15.736430 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 85) fe80::1.547 > fe80::AAAA:BBBB:CCCC:DDDD.546: [udp sum ok] dhcp6 advertise (xid=236be2 (server-ID hwaddr type 1 5c83827ff000) (client-ID hwaddr type 1 aabbccddeeff) (IA_PD IAID:1 T1:2700 T2:3600 (IA_PD-prefix XXXX:YYY:ZZZZ:DDDD::/60 pltime:5400 vltime:7200)))
01:53:16.726587 IP6 (flowlabel 0x077b2, hlim 1, next-header UDP (17) payload length: 97) fe80::AAAA:BBBB:CCCC:DDDD.546 > ff02::1:2.547: [bad udp cksum 0x4d42 -> 0xd2a2!] dhcp6 request (xid=fe072a (client-ID hwaddr type 1 aabbccddeeff) (server-ID hwaddr type 1 5c83827ff000) (elapsed-time 0) (option-request AFTR-Name) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix XXXX:YYY:ZZZZ:DDDD::/60 pltime:5400 vltime:7200)))
01:53:16.747162 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 85) fe80::1.547 > fe80::AAAA:BBBB:CCCC:DDDD.546: [udp sum ok] dhcp6 reply (xid=fe072a (server-ID hwaddr type 1 5c83827ff000) (client-ID hwaddr type 1 aabbccddeeff) (IA_PD IAID:1 T1:2700 T2:3600 (IA_PD-prefix XXXX:YYY:ZZZZ:DDDD::/60 pltime:5400 vltime:7200)))
02:38:16.839481 IP6 (flowlabel 0x077b2, hlim 1, next-header UDP (17) payload length: 91) fe80::AAAA:BBBB:CCCC:DDDD.546 > ff02::1:2.547: [bad udp cksum 0x4d3c -> 0x45ff!] dhcp6 renew (xid=d779ac (client-ID hwaddr type 1 aabbccddeeff) (server-ID hwaddr type 1 5c83827ff000) (elapsed-time 0) (IA_PD IAID:1 T1:2700 T2:3600 (IA_PD-prefix XXXX:YYY:ZZZZ:DDDD::/60 pltime:5400 vltime:7200)))
02:38:16.852836 IP6 (class 0xc0, hlim 255, next-header UDP (17) payload length: 85) fe80::1.547 > fe80::AAAA:BBBB:CCCC:DDDD.546: [udp sum ok] dhcp6 reply (xid=d779ac (server-ID hwaddr type 1 5c83827ff000) (client-ID hwaddr type 1 aabbccddeeff) (IA_PD IAID:1 T1:2700 T2:3600 (IA_PD-prefix XXXX:YYY:ZZZZ:DDDD::/60 pltime:5400 vltime:7200)))