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January 2, 2023 15:24
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PfSense patch to wide-dhcp6 client to support IA_NA on IA_PD interface. This is a temporary workaround for FIOS IPv6 router.
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| --- prefixconf.c.orig 2017-02-28 19:06:15.000000000 +0000 | |
| +++ prefixconf.c 2022-02-13 19:16:41.144605000 +0000 | |
| @@ -201,20 +201,6 @@ | |
| if (sp->prefix.vltime != 0 && spcreate) { | |
| for (pif = TAILQ_FIRST(iac_pd->pifc_head); pif; | |
| pif = TAILQ_NEXT(pif, link)) { | |
| - /* | |
| - * The requesting router MUST NOT assign any delegated | |
| - * prefixes or subnets from the delegated prefix(es) to | |
| - * the link through which it received the DHCP message | |
| - * from the delegating router. | |
| - * [RFC3633 Section 12.1] | |
| - */ | |
| - if (strcmp(pif->ifname, dhcpifp->ifname) == 0) { | |
| - d_printf(LOG_INFO, FNAME, | |
| - "skip %s as a prefix interface", | |
| - dhcpifp->ifname); | |
| - continue; | |
| - } | |
| - | |
| add_ifprefix(sp, pinfo, pif); | |
| } | |
| } |
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Oh, and for the record, the FiOS branded router actually uses Roy Marples dhcpcd code, and sends the PD_EXCLUDE option, but my local FiOS DHCPv6 server ignores the PD_EXCLUDE option anyway, YMMV.