Re: [Dnsmasq-discuss] IPv6 dhcp/ra-issue
On 21/04/14 14:28, Oliver Rath wrote: Hi list, Im trying to give my network-computers IPv6-Addresses constructed from ppp0. In my config I get from my provider i.e. these (dynamic) IPv4 and IPv6-addresses: # ifconfig ppp0 ppp0: flags=4305UP,POINTOPOINT,RUNNING,NOARP,MULTICAST mtu 1492 inet 80.137.126.83 netmask 255.255.255.255 destination 87.186.224.66 inet6 fe80::43c:5b54:cea:b7ea prefixlen 10 scopeid 0x20link inet6 2003:62:487f:b168:43c:5b54:cea:b7ea prefixlen 64 scopeid 0x0global ppp txqueuelen 3 (Punkt-zu-Punkt Verbindung) RX packets 2546359 bytes 3258224683 (3.0 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1550070 bytes 133189854 (127.0 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 One of my additional interfaces has this address: # ifconfig p3p1 p3p1: flags=4163UP,BROADCAST,RUNNING,MULTICAST mtu 1500 inet 192.168.2.254 netmask 255.255.255.0 broadcast 192.168.2.255 inet6 fe80::210:f3ff:fe07:f7bf prefixlen 64 scopeid 0x20link ether 00:10:f3:07:f7:bf txqueuelen 1000 (Ethernet) RX packets 2806761 bytes 3337921408 (3.1 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1832066 bytes 326375284 (311.2 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 If I understand right, ive got an IPv6-subnet with the ability of ~250 clients (Telekom Germany), directly addressable from internet. Now i want to configure dnsmasq in a way, that the clients get IPv4- (works, internal only) and IPv6-addresses in a from internet addressable way. Imho the fe80.. number is the *router*-ipv6-address, the 2003:... the *host* ipv6-address. Now my clients should also get an ipv6-router *and* -host address. Is this right? My dnsmasq.conf (stripped): except-interface=ppp0 dhcp-range=set:gw2,192.168.2.50,192.168.2.150,255.255.255.0,12h dhcp-range=tag:gw2,::,constructor:ppp0 ddhcp-option=tag:gw2,128,192.168.2.254 enable-ra dhcp-option=mtu,1492 dhcp-option=option6:dns-server,[::] dhcp-option=252,http://heimserver/wpad.dat; log-queries log-dhcp Now I would assume, that my clientpc (p3p1 is bridged with wlan-ap) would get an fe80:.. and another, from internet routable address. While my card has the mac-address 00:21:6a:37:3f:72, i would assume getting an IPv6 address like 2003:62:487f:b168:0021:6aFF:FE373f:72, but he doesnt: wlan0 on my client-pc: # ifconfig wlan0 wlan0 Link encap:Ethernet Hardware Adresse 00:21:6a:37:3f:72 inet Adresse:192.168.2.100 Bcast:192.168.2.255 Maske:255.255.255.0 inet6-Adresse: fe80::221:6aff:fe37:3f72/64 Gültigkeitsbereich:Verbindung UP BROADCAST RUNNING MULTICAST MTU:1500 Metrik:1 RX-Pakete:2981577 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:2979080 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:1000 RX-Bytes:3059635559 (3.0 GB) TX-Bytes:2883630423 (2.8 GB) Here /var/log/syslog on my client (sorry for the german parts): Apr 21 14:57:29 hp dhclient: DHCPREQUEST of 192.168.2.100 on wlan0 to 255.255.255.255 port 67 (xid=0x48327e63) Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp NetworkManager[827]: info (wlan0): DHCPv4 state changed preinit - reboot Apr 21 14:57:29 hp NetworkManager[827]: info address 192.168.2.100 Apr 21 14:57:29 hp NetworkManager[827]: info prefix 24 (255.255.255.0) Apr 21 14:57:29 hp NetworkManager[827]: info gateway 192.168.2.254 Apr 21 14:57:29 hp NetworkManager[827]: info hostname 'hp' Apr 21 14:57:29 hp NetworkManager[827]: info nameserver '192.168.2.254' Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Configure Commit) scheduled... Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) started... Apr 21 14:57:29 hp avahi-daemon[801]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.2.100. Apr 21 14:57:29 hp avahi-daemon[801]: New relevant interface wlan0.IPv4 for mDNS. Apr 21 14:57:29 hp avahi-daemon[801]: Registering new address record for 192.168.2.100 on wlan0.IPv4. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: ip-config - secondaries (reason 'none') [70 90 0] Apr 21 14:57:30 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) complete. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: secondaries - activated (reason 'none') [90 100 0] Apr 21 14:57:30 hp NetworkManager[827]: info NetworkManager
[Dnsmasq-discuss] IPv6 dhcp/ra-issue
Hi list, Im trying to give my network-computers IPv6-Addresses constructed from ppp0. In my config I get from my provider i.e. these (dynamic) IPv4 and IPv6-addresses: # ifconfig ppp0 ppp0: flags=4305UP,POINTOPOINT,RUNNING,NOARP,MULTICAST mtu 1492 inet 80.137.126.83 netmask 255.255.255.255 destination 87.186.224.66 inet6 fe80::43c:5b54:cea:b7ea prefixlen 10 scopeid 0x20link inet6 2003:62:487f:b168:43c:5b54:cea:b7ea prefixlen 64 scopeid 0x0global ppp txqueuelen 3 (Punkt-zu-Punkt Verbindung) RX packets 2546359 bytes 3258224683 (3.0 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1550070 bytes 133189854 (127.0 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 One of my additional interfaces has this address: # ifconfig p3p1 p3p1: flags=4163UP,BROADCAST,RUNNING,MULTICAST mtu 1500 inet 192.168.2.254 netmask 255.255.255.0 broadcast 192.168.2.255 inet6 fe80::210:f3ff:fe07:f7bf prefixlen 64 scopeid 0x20link ether 00:10:f3:07:f7:bf txqueuelen 1000 (Ethernet) RX packets 2806761 bytes 3337921408 (3.1 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1832066 bytes 326375284 (311.2 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 If I understand right, ive got an IPv6-subnet with the ability of ~250 clients (Telekom Germany), directly addressable from internet. Now i want to configure dnsmasq in a way, that the clients get IPv4- (works, internal only) and IPv6-addresses in a from internet addressable way. Imho the fe80.. number is the *router*-ipv6-address, the 2003:... the *host* ipv6-address. Now my clients should also get an ipv6-router *and* -host address. Is this right? My dnsmasq.conf (stripped): except-interface=ppp0 dhcp-range=set:gw2,192.168.2.50,192.168.2.150,255.255.255.0,12h dhcp-range=tag:gw2,::,constructor:ppp0 ddhcp-option=tag:gw2,128,192.168.2.254 enable-ra dhcp-option=mtu,1492 dhcp-option=option6:dns-server,[::] dhcp-option=252,http://heimserver/wpad.dat; log-queries log-dhcp Now I would assume, that my clientpc (p3p1 is bridged with wlan-ap) would get an fe80:.. and another, from internet routable address. While my card has the mac-address 00:21:6a:37:3f:72, i would assume getting an IPv6 address like 2003:62:487f:b168:0021:6aFF:FE373f:72, but he doesnt: wlan0 on my client-pc: # ifconfig wlan0 wlan0 Link encap:Ethernet Hardware Adresse 00:21:6a:37:3f:72 inet Adresse:192.168.2.100 Bcast:192.168.2.255 Maske:255.255.255.0 inet6-Adresse: fe80::221:6aff:fe37:3f72/64 Gültigkeitsbereich:Verbindung UP BROADCAST RUNNING MULTICAST MTU:1500 Metrik:1 RX-Pakete:2981577 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:2979080 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:1000 RX-Bytes:3059635559 (3.0 GB) TX-Bytes:2883630423 (2.8 GB) Here /var/log/syslog on my client (sorry for the german parts): Apr 21 14:57:29 hp dhclient: DHCPREQUEST of 192.168.2.100 on wlan0 to 255.255.255.255 port 67 (xid=0x48327e63) Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp NetworkManager[827]: info (wlan0): DHCPv4 state changed preinit - reboot Apr 21 14:57:29 hp NetworkManager[827]: info address 192.168.2.100 Apr 21 14:57:29 hp NetworkManager[827]: info prefix 24 (255.255.255.0) Apr 21 14:57:29 hp NetworkManager[827]: info gateway 192.168.2.254 Apr 21 14:57:29 hp NetworkManager[827]: info hostname 'hp' Apr 21 14:57:29 hp NetworkManager[827]: info nameserver '192.168.2.254' Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Configure Commit) scheduled... Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) started... Apr 21 14:57:29 hp avahi-daemon[801]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.2.100. Apr 21 14:57:29 hp avahi-daemon[801]: New relevant interface wlan0.IPv4 for mDNS. Apr 21 14:57:29 hp avahi-daemon[801]: Registering new address record for 192.168.2.100 on wlan0.IPv4. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: ip-config - secondaries (reason 'none') [70 90 0] Apr 21 14:57:30 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) complete. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: secondaries - activated (reason 'none') [90 100 0] Apr 21 14:57:30 hp NetworkManager[827]: info NetworkManager state is now CONNECTED_GLOBAL Apr 21 14:57:30 hp NetworkManager[827]: info Policy set 'WLAN-001F3FD648F9' (wlan0) as default for IPv4 routing and DNS.
Re: [Dnsmasq-discuss] IPv6 dhcp/ra-issue
Le lundi 21 avril 2014, 15:28:30 Oliver Rath a écrit : Hi list, Im trying to give my network-computers IPv6-Addresses constructed from ppp0. In my config I get from my provider i.e. these (dynamic) IPv4 and IPv6-addresses: # ifconfig ppp0 ppp0: flags=4305UP,POINTOPOINT,RUNNING,NOARP,MULTICAST mtu 1492 inet 80.137.126.83 netmask 255.255.255.255 destination 87.186.224.66 inet6 fe80::43c:5b54:cea:b7ea prefixlen 10 scopeid 0x20link inet6 2003:62:487f:b168:43c:5b54:cea:b7ea prefixlen 64 scopeid 0x0global ppp txqueuelen 3 (Punkt-zu-Punkt Verbindung) RX packets 2546359 bytes 3258224683 (3.0 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1550070 bytes 133189854 (127.0 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 One of my additional interfaces has this address: # ifconfig p3p1 p3p1: flags=4163UP,BROADCAST,RUNNING,MULTICAST mtu 1500 inet 192.168.2.254 netmask 255.255.255.0 broadcast 192.168.2.255 inet6 fe80::210:f3ff:fe07:f7bf prefixlen 64 scopeid 0x20link ether 00:10:f3:07:f7:bf txqueuelen 1000 (Ethernet) RX packets 2806761 bytes 3337921408 (3.1 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 1832066 bytes 326375284 (311.2 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 If I understand right, ive got an IPv6-subnet with the ability of ~250 clients (Telekom Germany), directly addressable from internet. Now i want to configure dnsmasq in a way, that the clients get IPv4- (works, internal only) and IPv6-addresses in a from internet addressable way. Imho the fe80.. number is the *router*-ipv6-address, the 2003:... the *host* ipv6-address. Now my clients should also get an ipv6-router *and* -host address. Is this right? My dnsmasq.conf (stripped): except-interface=ppp0 dhcp-range=set:gw2,192.168.2.50,192.168.2.150,255.255.255.0,12h dhcp-range=tag:gw2,::,constructor:ppp0 ddhcp-option=tag:gw2,128,192.168.2.254 enable-ra dhcp-option=mtu,1492 dhcp-option=option6:dns-server,[::] dhcp-option=252,http://heimserver/wpad.dat; log-queries log-dhcp Now I would assume, that my clientpc (p3p1 is bridged with wlan-ap) would get an fe80:.. and another, from internet routable address. While my card has the mac-address 00:21:6a:37:3f:72, i would assume getting an IPv6 address like 2003:62:487f:b168:0021:6aFF:FE373f:72, but he doesnt: wlan0 on my client-pc: # ifconfig wlan0 wlan0 Link encap:Ethernet Hardware Adresse 00:21:6a:37:3f:72 inet Adresse:192.168.2.100 Bcast:192.168.2.255 Maske:255.255.255.0 inet6-Adresse: fe80::221:6aff:fe37:3f72/64 Gültigkeitsbereich:Verbindung UP BROADCAST RUNNING MULTICAST MTU:1500 Metrik:1 RX-Pakete:2981577 Fehler:0 Verloren:0 Überläufe:0 Fenster:0 TX-Pakete:2979080 Fehler:0 Verloren:0 Überläufe:0 Träger:0 Kollisionen:0 Sendewarteschlangenlänge:1000 RX-Bytes:3059635559 (3.0 GB) TX-Bytes:2883630423 (2.8 GB) Here /var/log/syslog on my client (sorry for the german parts): Apr 21 14:57:29 hp dhclient: DHCPREQUEST of 192.168.2.100 on wlan0 to 255.255.255.255 port 67 (xid=0x48327e63) Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp dhclient: DHCPACK of 192.168.2.100 from 192.168.2.254 Apr 21 14:57:29 hp dhclient: bound to 192.168.2.100 -- renewal in 21016 seconds. Apr 21 14:57:29 hp NetworkManager[827]: info (wlan0): DHCPv4 state changed preinit - reboot Apr 21 14:57:29 hp NetworkManager[827]: info address 192.168.2.100 Apr 21 14:57:29 hp NetworkManager[827]: info prefix 24 (255.255.255.0) Apr 21 14:57:29 hp NetworkManager[827]: info gateway 192.168.2.254 Apr 21 14:57:29 hp NetworkManager[827]: info hostname 'hp' Apr 21 14:57:29 hp NetworkManager[827]: info nameserver '192.168.2.254' Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Configure Commit) scheduled... Apr 21 14:57:29 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) started... Apr 21 14:57:29 hp avahi-daemon[801]: Joining mDNS multicast group on interface wlan0.IPv4 with address 192.168.2.100. Apr 21 14:57:29 hp avahi-daemon[801]: New relevant interface wlan0.IPv4 for mDNS. Apr 21 14:57:29 hp avahi-daemon[801]: Registering new address record for 192.168.2.100 on wlan0.IPv4. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: ip-config - secondaries (reason 'none') [70 90 0] Apr 21 14:57:30 hp NetworkManager[827]: info Activation (wlan0) Stage 5 of 5 (IPv4 Commit) complete. Apr 21 14:57:30 hp NetworkManager[827]: info (wlan0): device state change: secondaries - activated (reason 'none') [90 100 0] Apr 21 14:57:30 hp NetworkManager[827]: info NetworkManager state is now CONNECTED_GLOBAL Apr 21
Re: [Dnsmasq-discuss] IPv6 dhcp/ra-issue
inet6 fe80::43c:5b54:cea:b7ea prefixlen 10 scopeid 0x20link This is the link-local address, established by stateless autoconfiguration. inet6 2003:62:487f:b168:43c:5b54:cea:b7ea prefixlen 64 scopeid This is the /64 your ISP assigned you. If I understand right, ive got an IPv6-subnet with the ability of ~250 clients (Telekom Germany), directly addressable from internet. Looks like you got a /64, therefore there's slightly more than 250 adresses ;). Imho the fe80.. number is the *router*-ipv6-address, the 2003:... the *host* ipv6-address. Now my clients should also get an ipv6-router *and* -host address. Is this right? As per the above (though i'm not quite sure what you mean by router/host addresses, this doesn't sound right. My dnsmasq.conf (stripped): Unfortunately I can't help you on the dnsmasq specifics for I'm rather new to it, however I just felt like clarifying these IPv6 specifics. Best Regards, Timo ___ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
Re: [Dnsmasq-discuss] IPv6 dhcp/ra-issue
Le lundi 21 avril 2014, 15:50:04 Timo Buhrmester a écrit : inet6 fe80::43c:5b54:cea:b7ea prefixlen 10 scopeid 0x20link This is the link-local address, established by stateless autoconfiguration. inet6 2003:62:487f:b168:43c:5b54:cea:b7ea prefixlen 64 scopeid This is the /64 your ISP assigned you. If I understand right, ive got an IPv6-subnet with the ability of ~250 clients (Telekom Germany), directly addressable from internet. Looks like you got a /64, therefore there's slightly more than 250 adresses ;). network /64 is the minimum. so yes, millions of addresses available ! Imho the fe80.. number is the *router*-ipv6-address, the 2003:... the *host* ipv6-address. Now my clients should also get an ipv6-router *and* -host address. Is this right? fe80:: adresses are local adresses, non-routable. As per the above (though i'm not quite sure what you mean by router/host addresses, this doesn't sound right. My dnsmasq.conf (stripped): Unfortunately I can't help you on the dnsmasq specifics for I'm rather new to it, however I just felt like clarifying these IPv6 specifics. I wanted myself to improve Timo's answer. Best Regards, Timo ___ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss signature.asc Description: This is a digitally signed message part. ___ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
Re: [Dnsmasq-discuss] IPv6 dhcp/ra-issue
Hi Stéphane! Am 21.04.2014 15:35, schrieb Stéphane Guedon: Le lundi 21 avril 2014, 15:28:30 Oliver Rath a écrit : [..]I don't understand many of what you say. But your setup looks like mine, and I wrote an article about that : http://www.22decembre.eu/2014/04/14/local-dns-setup-with-dnsmasq-nsd-and-unbound/ You may just have a quick look at it, maybe it will help you a bit ? Thanks for the link! At the moment i cant see the big difference between our configs. But maybe it is some more basicly? My ppp0 interface has the only routeable IPv6-address, the p3p1-Interface doesnt. Does it need a routeable address? If yes, which one should it be (according to ppp0)? Oliver ___ Dnsmasq-discuss mailing list Dnsmasq-discuss@lists.thekelleys.org.uk http://lists.thekelleys.org.uk/mailman/listinfo/dnsmasq-discuss
