From: "Tu, Lijuan" <lijuan.tu@intel.com>
To: "Fu, Qi" <qi.fu@intel.com>, "dts@dpdk.org" <dts@dpdk.org>
Cc: "Fu, Qi" <qi.fu@intel.com>
Subject: Re: [dts] [PATCH V1]tests/TestSuite_iavf_fdir: add l2tp and esp test cases to iavf fdir
Date: Thu, 11 Jun 2020 12:04:48 +0000 [thread overview]
Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BC5BB38@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <20200603161351.4839-1-qi.fu@intel.com>
Applied, thanks
-----Original Message-----
From: dts <dts-bounces@dpdk.org> On Behalf Of Fu Qi
Sent: 2020年6月4日 0:14
To: dts@dpdk.org
Cc: Fu, Qi <qi.fu@intel.com>
Subject: [dts] [PATCH V1]tests/TestSuite_iavf_fdir: add l2tp and esp test cases to iavf fdir
Add test cases for l2tpv3 and esp supported in cvl iavf fdir.
Signed-off-by: Fu Qi <qi.fu@intel.com>
---
tests/TestSuite_iavf_fdir.py | 279 ++++++++++++++++++++++++++++++++++-
1 file changed, 277 insertions(+), 2 deletions(-)
diff --git a/tests/TestSuite_iavf_fdir.py b/tests/TestSuite_iavf_fdir.py index 8d11487..182d0a4 100644
--- a/tests/TestSuite_iavf_fdir.py
+++ b/tests/TestSuite_iavf_fdir.py
@@ -218,6 +218,72 @@ MAC_IPV4_GTPU = {
'Ether(src="a4:bf:01:51:27:ca", dst="00:11:22:33:44:55")/IP(src="192.168.0.20", dst="192.168.0.21")/UDP(dport=2152)/GTP_U_Header(gtp_type=255, teid=0x1234567)/IP()/Raw("x"*20)']
}
+MAC_IPV4_L2TPv3 = {
+ "match": [
+ "Ether(dst='00:11:22:33:44:55')/IP(src='192.168.0.3', proto=115)/L2TP('\\x00\\x00\\x00\\x11')/Raw('x'*480)",
+ "Ether(dst='00:11:22:33:44:55')/IP(src='192.168.1.3', proto=115)/L2TP('\\x00\\x00\\x00\\x11')/Raw('x'*480)"],
+ "mismatch": [
+ "Ether(dst='00:11:22:33:44:55')/IP(src='192.168.0.3',
+proto=115)/L2TP('\\x00\\x00\\x00\\x12')/Raw('x'*480)"]
+}
+
+MAC_IPV6_L2TPv3 = {
+ "match": [
+ "Ether(dst='00:11:22:33:44:55')/IPv6(src='1111:2222:3333:4444:5555:6666:7777:8888',nh=115)/L2TP('\\x00\\x00\\x00\\x11')/Raw('x'*480)",
+ "Ether(dst='00:11:22:33:44:55')/IPv6(src='1111:2222:3333:4444:5555:6666:7777:9999',nh=115)/L2TP('\\x00\\x00\\x00\\x11')/Raw('x'*480)"],
+ "mismatch": [
+
+"Ether(dst='00:11:22:33:44:55')/IPv6(src='1111:2222:3333:4444:5555:6666
+:7777:8888',nh=115)/L2TP('\\x00\\x00\\x00\\x12')/Raw('x'*480)"]
+}
+
+MAC_IPV4_ESP = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.3",proto=50)/ESP(spi=7)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.1.3",proto=50)/ESP(spi=7)/Raw("x"*480)'],
+ "mismatch": [
+
+'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.3",proto=50)/ESP(spi=
+17)/Raw("x"*480)']
+}
+
+MAC_IPV6_ESP = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666:7777:8888",nh=50)/ESP(spi=7)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666:7777:9999",nh=50)/ESP(spi=7)/Raw("x"*480)'],
+ "mismatch": [
+
+'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666
+:7777:8888",nh=50)/ESP(spi=17)/Raw("x"*480)']
+}
+
+MAC_IPV4_AH = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.3",proto=51)/AH(spi=7)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.1.3",proto=51)/AH(spi=7)/Raw("x"*480)'],
+ "mismatch": [
+
+'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.3",proto=51)/AH(spi=1
+7)/Raw("x"*480)']
+}
+
+MAC_IPV6_AH = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666:7777:8888",nh=51)/AH(spi=7)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666:7777:9999",nh=51)/AH(spi=7)/Raw("x"*480)'],
+ "mismatch": [
+
+'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666
+:7777:8888",nh=51)/AH(spi=17)/Raw("x"*480)']
+}
+
+MAC_IPV4_NAT_T_ESP = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20")/UDP(dport=4500)/ESP(spi=2)/Raw("x"*480)'],
+ "mismatch": [
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.10.20")/UDP(dport=4500)/ESP(spi=2)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IP(src="192.168.0.20")/UDP(dport=4500)/ESP(spi=12)/Raw("x"*480)',
+
+'Ether(dst="00:11:22:33:44:55")/IP(dst="192.168.0.20")/UDP(dport=4500)/
+ESP(spi=2)/Raw("x"*480)']
+}
+
+MAC_IPV6_NAT_T_ESP = {
+ "match": [
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(dst="1111:2222:3333:4444:5555:6666:7777:8888")/UDP(dport=4500)/ESP(spi=2)/Raw("x"*480)'],
+ "mismatch": [
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(dst="1111:2222:3333:4444:5555:6666:7777:8888")/UDP(dport=4500)/ESP(spi=12)/Raw("x"*480)',
+ 'Ether(dst="00:11:22:33:44:55")/IPv6(dst="1111:2222:3333:4444:5555:6666:7777:9999")/UDP(dport=4500)/ESP(spi=2)/Raw("x"*480)',
+
+'Ether(dst="00:11:22:33:44:55")/IPv6(src="1111:2222:3333:4444:5555:6666
+:7777:8888")/UDP(dport=4500)/ESP(spi=2)/Raw("x"*480)']
+}
+
L2_Ethertype = [
'Ether(dst="00:11:22:33:44:55")/PPPoED()/PPP()/IP()/Raw("x" *80)',
'Ether(dst="00:11:22:33:44:55", type=0x8863)/IP()/Raw("x" * 80)', @@ -897,6 +963,173 @@ tv_mac_ipv4_gtpu_mark = {
"check_param": {"port_id": 0, "mark_id": 4} }
+tv_mac_ipv4_l2tpv3_queue_index = {
+ "name": "test_mac_ipv4_l2tpv3_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / l2tpv3oip session_id is 17 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV4_L2TPv3,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv4_l2tpv3_queue_group = {
+ "name": "test_mac_ipv4_l2tpv3_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / l2tpv3oip session_id is 17 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV4_L2TPv3,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv4_l2tpv3_mark = {
+ "name": "test_mac_ipv4_l2tpv3_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / l2tpv3oip session_id is 17 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV4_L2TPv3,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv6_l2tpv3_queue_index = {
+ "name": "test_mac_ipv6_l2tpv3_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / l2tpv3oip session_id is 17 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV6_L2TPv3,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv6_l2tpv3_queue_group = {
+ "name": "test_mac_ipv6_l2tpv3_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / l2tpv3oip session_id is 17 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV6_L2TPv3,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv6_l2tpv3_mark = {
+ "name": "test_mac_ipv6_l2tpv3_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / l2tpv3oip session_id is 17 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV6_L2TPv3,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv4_esp_queue_index = {
+ "name": "test_mac_ipv4_esp_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / esp spi is 7 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV4_ESP,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv4_esp_queue_group = {
+ "name": "test_mac_ipv4_esp_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / esp spi is 7 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV4_ESP,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv4_esp_mark = {
+ "name": "test_mac_ipv4_esp_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / esp spi is 7 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV4_ESP,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv6_esp_queue_index = {
+ "name": "test_mac_ipv6_esp_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / esp spi is 7 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV6_ESP,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv6_esp_queue_group = {
+ "name": "test_mac_ipv6_esp_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / esp spi is 7 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV6_ESP,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv6_esp_mark = {
+ "name": "test_mac_ipv6_esp_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / esp spi is 7 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV6_ESP,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv4_ah_queue_index = {
+ "name": "test_mac_ipv4_ah_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / ah spi is 7 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV4_AH,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv4_ah_queue_group = {
+ "name": "test_mac_ipv4_ah_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / ah spi is 7 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV4_AH,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv4_ah_mark = {
+ "name": "test_mac_ipv4_ah_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv4 / ah spi is 7 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV4_AH,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv6_ah_queue_index = {
+ "name": "test_mac_ipv6_ah_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / ah spi is 7 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV6_AH,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv6_ah_queue_group = {
+ "name": "test_mac_ipv6_ah_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / ah spi is 7 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV6_AH,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv6_ah_mark = {
+ "name": "test_mac_ipv6_ah_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv6 / ah spi is 7 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV6_AH,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv4_nat_t_esp_queue_index = {
+ "name": "test_mac_ipv4_nat_t_esp_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 / udp / esp spi is 2 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV4_NAT_T_ESP,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv4_nat_t_esp_queue_group = {
+ "name": "test_mac_ipv4_nat_t_esp_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 / udp / esp spi is 2 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV4_NAT_T_ESP,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv4_nat_t_esp_mark = {
+ "name": "test_mac_ipv4_nat_t_esp_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv4 src is 192.168.0.20 / udp / esp spi is 2 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV4_NAT_T_ESP,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
+
+tv_mac_ipv6_nat_t_esp_queue_index = {
+ "name": "test_mac_ipv6_nat_t_esp_queue_index",
+ "rule": "flow create 0 ingress pattern eth / ipv6 dst is 1111:2222:3333:4444:5555:6666:7777:8888 / udp / esp spi is 2 / end actions queue index 13 / mark id 7 / end",
+ "scapy_str": MAC_IPV6_NAT_T_ESP,
+ "check_param": {"port_id": 0, "queue": 13, "mark_id": 7} }
+
+tv_mac_ipv6_nat_t_esp_queue_group = {
+ "name": "test_mac_ipv6_nat_t_esp_queue_group",
+ "rule": "flow create 0 ingress pattern eth / ipv6 dst is 1111:2222:3333:4444:5555:6666:7777:8888 / udp / esp spi is 2 / end actions rss queues 1 2 3 4 end / mark id 6 / end",
+ "scapy_str": MAC_IPV6_NAT_T_ESP,
+ "check_param": {"port_id": 0, "queue": [1, 2, 3, 4], "mark_id": 6}
+}
+
+tv_mac_ipv6_nat_t_esp_mark = {
+ "name": "test_mac_ipv6_nat_t_esp_mark",
+ "rule": "flow create 0 ingress pattern eth / ipv6 dst is 1111:2222:3333:4444:5555:6666:7777:8888 / udp / esp spi is 2 / end actions mark id 15 / end",
+ "scapy_str": MAC_IPV6_NAT_T_ESP,
+ "check_param": {"port_id": 0, "passthru": 1, "mark_id": 15} }
vectors_ipv4_pay = [tv_mac_ipv4_pay_queue_index, tv_mac_ipv4_pay_mark_rss,tv_mac_ipv4_pay_passthru,
tv_mac_ipv4_pay_drop, tv_mac_ipv4_pay_queue_group, tv_mac_ipv4_pay_mark] @@ -934,6 +1167,22 @@ vectors_pfcp = [tv_pfcp_queue_index, tv_pfcp_queue_group, tv_pfcp_passthru, tv_p vectors_l2_ethertype = [tv_l2_ethertype_drop, tv_l2_ethertype_queue_index, tv_l2_ethertype_queue_group,
tv_l2_ethertype_passthru, tv_l2_ethertype_mark, tv_l2_ethertype_mark_rss]
+vectors_ipv4_l2tpv3 = [tv_mac_ipv4_l2tpv3_queue_index,
+tv_mac_ipv4_l2tpv3_queue_group, tv_mac_ipv4_l2tpv3_mark]
+
+vectors_ipv6_l2tpv3 = [tv_mac_ipv6_l2tpv3_queue_index,
+tv_mac_ipv6_l2tpv3_queue_group, tv_mac_ipv6_l2tpv3_mark]
+
+vectors_ipv4_esp = [tv_mac_ipv4_esp_queue_index,
+tv_mac_ipv4_esp_queue_group, tv_mac_ipv4_esp_mark]
+
+vectors_ipv6_esp = [tv_mac_ipv6_esp_queue_index,
+tv_mac_ipv6_esp_queue_group, tv_mac_ipv6_esp_mark]
+
+vectors_ipv4_ah = [tv_mac_ipv4_ah_queue_index,
+tv_mac_ipv4_ah_queue_group, tv_mac_ipv4_ah_mark]
+
+vectors_ipv6_ah = [tv_mac_ipv6_ah_queue_index,
+tv_mac_ipv6_ah_queue_group, tv_mac_ipv6_ah_mark]
+
+vectors_ipv4_nat_t_esp = [tv_mac_ipv4_nat_t_esp_queue_index,
+tv_mac_ipv4_nat_t_esp_queue_group, tv_mac_ipv4_nat_t_esp_mark]
+
+vectors_ipv6_nat_t_esp = [tv_mac_ipv6_nat_t_esp_queue_index,
+tv_mac_ipv6_nat_t_esp_queue_group, tv_mac_ipv6_nat_t_esp_mark]
+
class TestIAVFFdir(TestCase):
def rte_flow_process(self, vectors):
@@ -1306,6 +1555,30 @@ class TestIAVFFdir(TestCase):
def test_mac_ipv4_gtpu(self):
self.rte_flow_process(vectors_gtpu)
+ def test_mac_ipv4_l2tpv3(self):
+ self.rte_flow_process(vectors_ipv4_l2tpv3)
+
+ def test_mac_ipv6_l2tpv3(self):
+ self.rte_flow_process(vectors_ipv6_l2tpv3)
+
+ def test_mac_ipv4_esp(self):
+ self.rte_flow_process(vectors_ipv4_esp)
+
+ def test_mac_ipv6_esp(self):
+ self.rte_flow_process(vectors_ipv6_esp)
+
+ def test_mac_ipv4_ah(self):
+ self.rte_flow_process(vectors_ipv4_ah)
+
+ def test_mac_ipv6_ah(self):
+ self.rte_flow_process(vectors_ipv6_ah)
+
+ def test_mac_ipv4_nat_t_esp(self):
+ self.rte_flow_process(vectors_ipv4_nat_t_esp)
+
+ def test_mac_ipv6_nat_t_esp(self):
+ self.rte_flow_process(vectors_ipv6_nat_t_esp)
+
def test_mac_ipv4_protocol(self):
rules = [
"flow create 0 ingress pattern eth / ipv4 dst is 192.168.0.21 proto is 1 / end actions queue index 1 / mark id 1 / end", @@ -1523,11 +1796,13 @@ class TestIAVFFdir(TestCase):
def test_unsupported_pattern_with_OS_package(self):
"""
- Create GTPU rule, PFCP rule and L2 Ethertype rule with OS default package
+ Create GTPU rule, PFCP rule, L2 Ethertype rule, l2tpv3 rule and
+ esp rule with OS default package
"""
rule = ["flow create 0 ingress pattern eth / ipv4 / udp / gtpu teid is 0x12345678 / gtp_psc qfi is 0x34 / end actions drop / end",
"flow create 0 ingress pattern eth / ipv4 / udp / pfcp s_field is 0 / end actions queue index 1 / end",
- "flow create 0 ingress pattern eth type is 0x8863 / end actions queue index 1 / mark id 1 / end"]
+ "flow create 0 ingress pattern eth type is 0x8863 / end actions queue index 1 / mark id 1 / end",
+ "flow create 0 ingress pattern eth / ipv4 / l2tpv3oip session_id is 17 / end actions rss queues 1 2 end / mark id 6 / end",
+ "flow create 0 ingress pattern eth / ipv6 / udp / esp
+ spi is 6 / end actions rss queues 1 2 end / mark id 6 / end"]
self.destroy_env()
os_package_location = self.suite_config["os_default_package_file_location"]
comms_package_location = self.suite_config["comms_package_file_location"]
--
2.17.1
prev parent reply other threads:[~2020-06-11 12:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-03 16:13 Fu Qi
2020-06-11 12:04 ` Tu, Lijuan [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=8CE3E05A3F976642AAB0F4675D0AD20E0BC5BB38@SHSMSX101.ccr.corp.intel.com \
--to=lijuan.tu@intel.com \
--cc=dts@dpdk.org \
--cc=qi.fu@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).