2022-02-22T12:53:24 Informational dhcpd DHCPACK on 192.168.10.10 to 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:24 Informational dhcpd DHCPREQUEST for 192.168.10.10 from 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:24 Informational dhcpd DHCPACK on 192.168.10.10 to 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:24 Informational dhcpd DHCPREQUEST for 192.168.10.10 from 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:21 Informational dhcpd DHCPOFFER on 192.168.10.10 to 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:21 Informational dhcpd DHCPDISCOVER from 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:21 Informational dhcpd DHCPACK on 192.168.10.10 to 00:24:8c:4a:20:08 via xn3_vlan10 2022-02-22T12:53:21 Informational dhcpd DHCPREQUEST for 192.168.10.10 from 00:24:8c:4a:20:08 via xn3_vlan10
do_packet6: short packet from 2003:a:XXXXXX port 28596, len 1, dropped
Win10 PC:tcpdump: listening on \Device\{5054828A-5381-4FD9-BC3C-6372E9EB8BCC}, link-type EN10MB (Ethernet), capture size 262144 bytes20:32:57.555673 IP6 (flowlabel 0x87ed2, hlim 1, next-header UDP (17) payload length: 143) fe80::224:8cff:fe4a:2008.546 > ff02::1:2.547: [bad udp cksum 0xab9d -> 0x9b67!] dhcp6 renew (xid=f12b2f (elapsed-time 0) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (IA_NA IAID:167781516 T1:216000 T2:345600 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (vendor-class) (Client-FQDN) (option-request vendor-specific-info DNS-server DNS-search-list Client-FQDN))20:32:57.555673 IP6 (hlim 64, next-header UDP (17) payload length: 154) fe80::216:3eff:fea0:a01.547 > fe80::224:8cff:fe4a:2008.546: [udp sum ok] dhcp6 reply (xid=f12b2f (IA_NA IAID:167781516 T1:0 T2:0 (IA_ADDR 2003:XXXXXXX pltime:432000 vltime:691200)) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (DNS-server 2003:XXXXX) (DNS-search-list XXXXX.))OPNSense:root@XXXXX:~ # tcpdump -i xn3_vlan10 -n -vv '(udp port 546 and port 547)'tcpdump: listening on xn3_vlan10, link-type EN10MB (Ethernet), capture size 262144 bytes20:32:58.092368 IP6 (flowlabel 0x87ed2, hlim 1, next-header UDP (17) payload length: 143) fe80::224:8cff:fe4a:2008.546 > ff02::1:2.547: [udp sum ok] dhcp6 renew (xid=f12b2f (elapsed-time 0) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (IA_NA IAID:167781516 T1:216000 T2:345600 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (vendor-class) (Client-FQDN) (option-request vendor-specific-info DNS-server DNS-search-list Client-FQDN))20:32:58.093074 IP6 (hlim 64, next-header UDP (17) payload length: 154) fe80::216:3eff:fea0:a01.547 > fe80::224:8cff:fe4a:2008.546: [udp sum ok] dhcp6 reply (xid=f12b2f (IA_NA IAID:167781516 T1:0 T2:0 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (DNS-server 2003:XXXXX) (DNS-search-list XXXXXX.))
Win10 PC:tcpdump: listening on \Device\{5054828A-5381-4FD9-BC3C-6372E9EB8BCC}, link-type EN10MB (Ethernet), capture size 262144 bytes20:36:38.746895 IP6 (flowlabel 0xfb85f, hlim 1, next-header UDP (17) payload length: 143) fe80::224:8cff:fe4a:2008.546 > ff02::1:2.547: [bad udp cksum 0xab9d -> 0x9d05!] dhcp6 renew (xid=e6299c (elapsed-time 0) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (IA_NA IAID:167781516 T1:216000 T2:345600 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (vendor-class) (Client-FQDN) (option-request vendor-specific-info DNS-server DNS-search-list Client-FQDN))20:36:48.747796 IP6 (flowlabel 0xfb85f, hlim 1, next-header UDP (17) payload length: 143) fe80::224:8cff:fe4a:2008.546 > ff02::1:2.547: [bad udp cksum 0xab9d -> 0x9d05!] dhcp6 renew (xid=e6299c (elapsed-time 0) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (IA_NA IAID:167781516 T1:216000 T2:345600 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (vendor-class) (Client-FQDN) (option-request vendor-specific-info DNS-server DNS-search-list Client-FQDN))20:36:58.753306 IP6 (flowlabel 0xfb85f, hlim 1, next-header UDP (17) payload length: 143) fe80::224:8cff:fe4a:2008.546 > ff02::1:2.547: [bad udp cksum 0xab9d -> 0x991d!] dhcp6 renew (xid=e6299c (elapsed-time 1000) (client-ID hwaddr/time type 1 time 492924948 00248c4a2008) (server-ID hwaddr/time type 1 time 699128153 00163ea01e01) (IA_NA IAID:167781516 T1:216000 T2:345600 (IA_ADDR 2003:XXXXX pltime:432000 vltime:691200)) (vendor-class) (Client-FQDN) (option-request vendor-specific-info DNS-server DNS-search-list Client-FQDN))OPNSense:root@XXXXX:~ # tcpdump -i xn3_vlan10 -n -vv '(udp port 546 and port 547)'tcpdump: listening on xn3_vlan10, link-type EN10MB (Ethernet), capture size 262144 bytes