From nobody Sat Aug 10 17:17:28 2024 X-Original-To: bugs@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 4Wh6sh2Z0jz5SbnM for ; Sat, 10 Aug 2024 17:17:28 +0000 (UTC) (envelope-from bugzilla-noreply@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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Wh6sh0DlDz4dq7 for ; Sat, 10 Aug 2024 17:17:28 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1723310248; a=rsa-sha256; cv=none; b=lxBNR9MxsKm/qyWvgt5dXrPB36xmXeGmYXc0Ecp32VEVGYv6oQUtRpBmcwcsTUn+SOIjxC a+2+pw+S4zH3ICifpwfPUkujuoFfffvhJdahbGF4prYOLnEra/QuDUsf9SP0C1qVON0zWR 6FBw6z5sGCumBGt8JThu6DngAXSjZqpLxDAuZAyWVp6Qyfo8rGMVLAh94zuB49AcU8WwxE WwQi9OcwuazRo+tIYhBgu9juPJENt7yxauwtXcB2UuwrHIkOK6dVeU4Rv5xXfRxAsoOUrK UMfgiX2nCffy9JE14JcXAZ1/sjmrpGjDYWt1AxWuKHQj8i0rwwH9/O4rxBurcw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1723310248; 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: in-reply-to:in-reply-to:references:references; bh=iQeXOnNiCp4AlPkxFYrpztKpPDph/ggmHdjcYhsmMeU=; b=Gxv9Mg/NmxzuzN0GY0xHQvE2M3VK+Pp8Np5ueGlZkavp0KjwD+Bd3mR9MngjYFZrPELKvz qXY1/9mERF1JJqL/AvBuLt4jXvctqWOhjBFJTyNmRMinzb1knckM8AA81D1A71r+Tv7OaA AyBnBYUYdO2Iy8hC+0L8VgppNLXQs4+7ej3zSBSS1gsfY69aBETtQHDmhcwWlRlH//GTJ1 tcxM6sDgcP0Lx2+t6ZY5cT2fofli0MIztCvsBPSqdteO7IDjOZraQ+Ro5Ohrbwg4tEOvBw TLNR8NM3u4LuXSjK8LHVzF8gXe12ez7BHrPImw4LkWsqPvRmNj7b1RXMPpRfqg== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 4Wh6sg6XbGz17yX for ; Sat, 10 Aug 2024 17:17:27 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 47AHHRSC069480 for ; Sat, 10 Aug 2024 17:17:27 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 47AHHRd4069479 for bugs@FreeBSD.org; Sat, 10 Aug 2024 17:17:27 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 280736] Packet size of EtherIP over IPv6 is limited to 1280 bytes. Date: Sat, 10 Aug 2024 17:17:28 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: kazubu@jtime.net X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D280736 --- Comment #1 from Kazuki Shimizu --- In current implementation, IPV6_MINMTU is set in in6_gif_output and the encapsulated EtherIP packet is fragmented to 1280 bytes even if underlying network supports more than 1280 bytes MTU. It is good for compatibility in small PMTU environments, however, performan= ce is degraded. I think it's better to have an option for increase MTU size for EtherIP over IPv6(Ethernet over gif). --=20 You are receiving this mail because: You are the assignee for the bug.=