From nobody Wed Apr 06 13:13:09 2022 X-Original-To: dev-commits-doc-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id C21F61A80B58 for ; Wed, 6 Apr 2022 13:13:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KYQ1K556Rz56kg; Wed, 6 Apr 2022 13:13:09 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1649250789; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Iv/qR36ygeyLd55POe2KIOJmYqhlErHH1wL+3tdhqi8=; b=R25hxUn/PWL2IWolhHwzuPAbLWsCh8ZMF/gQR50zK654vuZr4ToFaBPisbuT99b6nKrU+c XqffHYNjf7RLY08I0qJaoMpSoXqEfihiDsxwnC8q8IjmWLdoGmsQCJyEEXcyHV3g9pxFGy vNs+5ncCUHe11YoC3k24ycL14f3ZRP76P+1O0/sH31FTPaNnpptUWgdxbjvZzOd4mbJ9Cb IJcHs10lGF1bvNxa7okHSojvcfwih+3J6h2OLdPwq4T8AkqpgiJFMaU2afRNLFC+8vaGSc hilaUKNc4uEAjWs8yKuNG1Wf+M92sZ0e0WTmG5YnEa3nSEIYQ49FlqYHBBa//Q== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 8F9921BAFA; Wed, 6 Apr 2022 13:13:09 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 236DD9xo057553; Wed, 6 Apr 2022 13:13:09 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 236DD95a057551; Wed, 6 Apr 2022 13:13:09 GMT (envelope-from git) Date: Wed, 6 Apr 2022 13:13:09 GMT Message-Id: <202204061313.236DD95a057551@gitrepo.freebsd.org> To: doc-committers@FreeBSD.org, dev-commits-doc-all@FreeBSD.org From: Mike Karels Subject: git: b7be927df5 - main - 13.1 relnotes: Add note about IPv4 lowest-address broadcast change. List-Id: Commit messages for all branches of the doc repository List-Archive: https://lists.freebsd.org/archives/dev-commits-doc-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-doc-all@freebsd.org X-BeenThere: dev-commits-doc-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: karels X-Git-Repository: doc X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: b7be927df51965faffa8012a2f19ac7843ccd1c0 Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1649250789; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Iv/qR36ygeyLd55POe2KIOJmYqhlErHH1wL+3tdhqi8=; b=luLyKA90/+KUbkO4w3knGygVTngU4afg6lLvT+pfkiJNsYtVRhBevFxBX0HtPew5nbFRQg G1RRcyktImLN3y9ygpCLrVD90cjLGN8PPsZ8ofzLpuCuvzl1+UvWzYN2oa/PYzZ8gAwWjP EOkG9iilQPJ2XfBR7vdGVLKPmU43vbj9i1+VhTt63RDWBTkqY9eRTTnLVFXBYZB+9mFP/7 DNOkThm6i1R+mOvCM6qDwELXl70wTHsIw6NRWYh6QcjAy5cv690dNdTb/j+p3t78jsVDoG FkuTYmrnfPg38OSGq3Bv+76ono0H0w/Jie4yXltCE/UDtMvdpc485SJJCg5euw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1649250789; a=rsa-sha256; cv=none; b=JJDNB3AO8RYqOBaQFLvz/xxVvrTfK1nXfnR4UVpG2DeDQxm0YPjp5V5QfL9a7YFHHtmeEy rLiD0A7eGFWzWLNPAwgGJD/WxUSEs5ilaWdVtJab0ufQZ4DV75lGjaaZcw3BVtgT3Ad8Xe c2JSWs5cviR3+Bbo323ZDZFO+1HSpMWW+C782ctF9/yzDC6Q3b2UUF4zfiF4J0QERH2Bhm QNpzdI1Aa5qhT5PnULKB5gxTN0eKDl+bKJH/cwZPiR3RP3tvTFFjRPCOSY+mhU05z+jXAM 8pBImlP0F7ZL9CZjP1o2pn7sw0Q9Se46eKzfI2fCH1JIl1GBDECnpw5taw6D1Q== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by karels (src committer): URL: https://cgit.FreeBSD.org/doc/commit/?id=b7be927df51965faffa8012a2f19ac7843ccd1c0 commit b7be927df51965faffa8012a2f19ac7843ccd1c0 Author: Mike Karels AuthorDate: 2022-04-06 13:12:55 +0000 Commit: Mike Karels CommitDate: 2022-04-06 13:12:55 +0000 13.1 relnotes: Add note about IPv4 lowest-address broadcast change. Document change for lowest address / host 0. Reviewed by: gjb, pauamma_gundo.com Approved by: re (gjb) Differential Revision: https://reviews.freebsd.org/D34788 --- website/content/en/releases/13.1R/relnotes.adoc | 1 + 1 file changed, 1 insertion(+) diff --git a/website/content/en/releases/13.1R/relnotes.adoc b/website/content/en/releases/13.1R/relnotes.adoc index c9d0625fac..ef5dc916ee 100644 --- a/website/content/en/releases/13.1R/relnotes.adoc +++ b/website/content/en/releases/13.1R/relnotes.adoc @@ -172,6 +172,7 @@ This section describes changes that affect networking in FreeBSD. [[network-general]] === General Network +The handling of the lowest address on an IPv4 (sub)net (host 0) has been changed so that packets are not sent as a broadcast unless this address has been set as the broadcast address. This makes the lowest address usable for a host. The old behavior can be restored with the `net.inet.ip.broadcast_lowest` sysctl. See https://datatracker.ietf.org/doc/draft-schoen-intarea-unicast-lowest-address/[https://datatracker.ietf.org/doc/draft-schoen-intarea-unicast-lowest-address/] for background information. gitref:3ee882bf21af[repository=src] [[future-releases]] == General Notes Regarding Future FreeBSD Releases