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Wed, 13 Dec 2023 14:46:12 -0500 (EST) Content-Type: multipart/mixed; boundary="------------qex0KsiaZ8uqiPgewYcgtLE3" Message-ID: <9348b4cc-4da1-4e78-9f79-c981fc444f1f@borderworlds.dk> Date: Wed, 13 Dec 2023 20:46:11 +0100 List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: freebsd-net@freebsd.org From: =?UTF-8?Q?Kristian_St=C3=A6rk?= Subject: FreeBSD laptop not getting IPv6 configured with SLAAC Organization: The Border Worlds X-Spamd-Result: default: False [-3.59 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; DWL_DNSWL_LOW(-1.00)[messagingengine.com:dkim]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; MIME_BASE64_TEXT_BOGUS(1.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; R_SPF_ALLOW(-0.20)[+ip4:66.111.4.28]; R_DKIM_ALLOW(-0.20)[borderworlds.dk:s=fm2,messagingengine.com:s=fm1]; MIME_BASE64_TEXT(0.10)[]; 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I suspect that the router provided by my ISP is doing something slightly wrong or I may just have configured it wrong. I am running FreeBSD 14.0-RELEASE-p3. The network interface looks like this when queried with ifconfig. wlan0: flags=8843 metric 0 mtu 1500     options=0     ether 18:1d:ea:b1:f9:8b     inet 192.168.0.129 netmask 0xffffff00 broadcast 192.168.0.255     inet6 fe80::1a1d:eaff:feb1:f98b%wlan0 prefixlen 64 scopeid 0x2     groups: wlan     ssid ARRIS-8030 channel 6 (2437 MHz 11g) bssid e4:f7:5b:25:ff:da     regdomain FCC country US authmode WPA2/802.11i privacy ON     deftxkey UNDEF AES-CCM 2:128-bit txpower 30 bmiss 10 scanvalid 60     protmode CTS wme roaming MANUAL     parent interface: iwm0     media: IEEE 802.11 Wireless Ethernet OFDM/54Mbps mode 11g     status: associated     nd6 options=23 I have attached my rc.conf and pf.conf files to this mail. I have also attached a tcpdump showing router solicitations going out and router advertisements being received. My pf.conf should be open enough for this to work but for completeness I have also tried with pf disabled with the same result. When running Ubuntu on the same laptop or even in a Virtualbox VM with bridged networking, Ubuntu manages to configure IPv6 without problems. Likewise with a Windows VM. I appreciate if anyone here can spot what goes wrong and suggest if I need to configure something differently or whether a code fix will be needed to support this network. I can try patches if necessary. Thanks. 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