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AWS EC2 (VPC) DHCPv6 server supports only dhclient??
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systemd-networkd inf-req: 17:36:41.460643 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 48) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=5cb164 (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
systemd-networkd(2) inf-req: 17:50:35.240492 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 44) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=f4aed0 (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
systemd-networkd solicit: 17:36:46.727846 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 68) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=434c18 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
dhcpcd solicit: 17:37:27.648075 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 153) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=8b2643 (client-ID hwaddr/time type 1 time 539110354 0ac17cef4105) (elapsed-time 0) (vendor-class) (rapid-commit) (IA_NA IAID:2096054533 T1:0 T2:0) (Client-FQDN) (reconfigure-accept) (option-request DNS-server DNS-search-list SNTP-servers Client-FQDN opt_82 opt_83)) | |
dhclient solicit: 17:49:38.359418 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 60) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=9db80f (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (option-request DNS-server DNS-search-list) (elapsed-time 0) (IA_NA IAID:2096054533 T1:3600 T2:5400)) | |
systemd-networkd(2) solicit: 17:50:36.724318 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 64) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=7a9cf4 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
dhclient request: 17:49:38.359796 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 102) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 request (xid=b6bac9 (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (server-ID hwaddr type 1 0aebbfc6626b) (option-request DNS-server DNS-search-list) (elapsed-time 0) (IA_NA IAID:2096054533 T1:3600 T2:5400 (IA_ADDR 2406:da14:cb3:c780:4339:1348:5920:df4b pltime:7200 vltime:7500))) |
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gentoo@gentoobox ~ $ sudo tcpdump -vvv -i eth0 '( ip6 and udp )' | |
dropped privs to tcpdump | |
tcpdump: listening on eth0, link-type EN10MB (Ethernet), capture size 262144 bytes | |
# systemd-networkd | |
17:36:41.460643 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 48) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=5cb164 (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
17:36:42.559834 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 48) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=5cb164 (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 109)) | |
17:36:44.662173 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 48) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=5cb164 (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 320)) | |
17:36:46.727846 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 68) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=434c18 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list NTP-server SNTP-servers) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
# dhcpcd -6 -1 -d | |
17:37:27.648075 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 153) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=8b2643 (client-ID hwaddr/time type 1 time 539110354 0ac17cef4105) (elapsed-time 0) (vendor-class) (rapid-commit) (IA_NA IAID:2096054533 T1:0 T2:0) (Client-FQDN) (reconfigure-accept) (option-request DNS-server DNS-search-list SNTP-servers Client-FQDN opt_82 opt_83)) | |
17:37:28.720044 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 153) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=8b2643 (client-ID hwaddr/time type 1 time 539110354 0ac17cef4105) (elapsed-time 107) (vendor-class) (rapid-commit) (IA_NA IAID:2096054533 T1:0 T2:0) (Client-FQDN) (reconfigure-accept) (option-request DNS-server DNS-search-list SNTP-servers Client-FQDN opt_82 opt_83)) | |
17:37:30.916053 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 153) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=8b2643 (client-ID hwaddr/time type 1 time 539110354 0ac17cef4105) (elapsed-time 326) (vendor-class) (rapid-commit) (IA_NA IAID:2096054533 T1:0 T2:0) (Client-FQDN) (reconfigure-accept) (option-request DNS-server DNS-search-list SNTP-servers Client-FQDN opt_82 opt_83)) | |
# dhclient -6 -v -d | |
17:49:38.359418 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 60) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=9db80f (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (option-request DNS-server DNS-search-list) (elapsed-time 0) (IA_NA IAID:2096054533 T1:3600 T2:5400)) | |
17:49:38.359567 IP6 (hlim 255, next-header UDP (17) payload length: 93) fe80::8eb:bfff:fec6:626b.dhcpv6-server > fe80::8c1:7cff:feef:4105.dhcpv6-client: [udp sum ok] dhcp6 advertise (xid=9db80f (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (server-ID hwaddr type 1 0aebbfc6626b) (preference 255) (IA_NA IAID:2096054533 T1:75 T2:120 (IA_ADDR 2406:da14:cb3:c780:4339:1348:5920:df4b pltime:150 vltime:450))) | |
17:49:38.359796 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 102) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 request (xid=b6bac9 (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (server-ID hwaddr type 1 0aebbfc6626b) (option-request DNS-server DNS-search-list) (elapsed-time 0) (IA_NA IAID:2096054533 T1:3600 T2:5400 (IA_ADDR 2406:da14:cb3:c780:4339:1348:5920:df4b pltime:7200 vltime:7500))) | |
17:49:38.359879 IP6 (hlim 255, next-header UDP (17) payload length: 88) fe80::8eb:bfff:fec6:626b.dhcpv6-server > fe80::8c1:7cff:feef:4105.dhcpv6-client: [udp sum ok] dhcp6 reply (xid=b6bac9 (client-ID hwaddr/time type 1 time 539113777 0ac17cef4105) (server-ID hwaddr type 1 0aebbfc6626b) (IA_NA IAID:2096054533 T1:75 T2:120 (IA_ADDR 2406:da14:cb3:c780:4339:1348:5920:df4b pltime:150 vltime:450))) | |
# systemd-networkd with minimum options | |
17:50:35.240492 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 44) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=f4aed0 (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
17:50:36.315952 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 44) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 inf-req (xid=f4aed0 (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 107)) | |
17:50:36.724318 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 64) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=7a9cf4 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 0)) | |
17:50:37.819173 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 64) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=7a9cf4 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 109)) | |
17:50:39.990301 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 64) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=7a9cf4 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 326)) | |
17:50:44.195955 IP6 (flowlabel 0x677d7, hlim 1, next-header UDP (17) payload length: 64) fe80::8c1:7cff:feef:4105.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp sum ok] dhcp6 solicit (xid=7a9cf4 (rapid-commit) (IA_NA IAID:3146011821 T1:0 T2:0) (option-request DNS-server DNS-search-list) (client-ID vid 0000ab11c0002c44) (elapsed-time 747)) |
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