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charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi All, Thanks, Asaf and Raslan for resolving this issue. After doing the below FW configurations that separate the logical vs physic= al link status of the NIC, this issue gets resolved: mlxconfig -d 0000:04:00.1 set KEEP_ETH_LINK_UP_P1=3D0 KEEP_ETH_LINK_UP_P= 2=3D0 Regards, Haider ________________________________ From: Haider Ali Sent: Tuesday, May 17, 2022 11:46 AM To: users Subject: link up / down not working with Mellanox Hi, I am trying to test the link-up and link-down features of Mellanox using th= is link https://dpdk-test-plans.readthedocs.io/en/latest/shutdown_api_test_= plan.html. But found that even after setting the link-down, NIC is forwardi= ng the traffic. Please check my test setup: Server 1: $ sudo ./build/app/dpdk-testpmd -l 0,2 -n 4 --file-prefix=3Dha -a 0000:04:0= 0.1 -- -i --rxq=3D1 --txq=3D1 testpmd> set fwd mac testpmd> start testpmd> set link-down port 0 Port 0: link state change event Server 2: >>> sendp(Ether()/IP()/TCP()/Raw('x'*300),iface=3D'enp4s0f1') $ sudo tcpdump -i enp4s0f1 -vve 22:59:52.469337 00:00:00:00:00:00 (oui Ethernet) > Broadcast, ethertype IPv= 4 (0x0800), length 354: (tos 0x0, ttl 64, id 1, offset 0, flags [none], pro= to TCP (6), length 340) localhost.ftp-data > localhost.http: Flags [S], cksum 0xf9b9 (correct),= seq 0:300, win 8192, length 300: HTTP 22:59:52.469379 b8:ce:f6:ed:9f:af (oui Unknown) > 02:00:00:00:00:00 (oui Un= known), ethertype IPv4 (0x0800), length 354: (tos 0x0, ttl 64, id 1, offset= 0, flags [none], proto TCP (6), length 340) localhost.ftp-data > localhost.http: Flags [S], cksum 0xf9b9 (correct),= seq 0:300, win 8192, length 300: HTTP Please correct me if I am doing anything wrong. Regards, Haider --_000_MW5PR22MB33954947615EFC28A7DE727DA7A29MW5PR22MB3395namp_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
Hi All,

Thanks, Asaf and Raslan for resolving this issue.

After doing the below FW configurations that separate the logical vs physic= al link status of the NIC, this issue gets resolved:
mlxconfig -d 0000:04:00.1  set  KEEP_ETH_LINK_UP_P1=3D0  KEE= P_ETH_LINK_UP_P2=3D0

Regards,
Haider
From: Haider Ali
Sent: Tuesday, May 17, 2022 11:46 AM
To: users <users@dpdk.org>
Subject: link up / down not working with Mellanox
 
Hi,

I am trying to test the link-up and link-down features of Mellanox using th= is link https://dpdk-test-plans.readthedocs.io/en/latest/shutdown_api_test_plan.htm= l. But found that even after setting the link-down, NIC is forwarding t= he traffic. Please check my test setup:

Server 1:
$ sudo ./build/app/dpdk-testpmd -l 0,2 -n 4 --file-prefix=3Dha -a 0000:04:0= 0.1 -- -i --rxq=3D1 --txq=3D1
testpmd> set fwd mac
testpmd> start
testpmd> set link-down port 0
Port 0: link state change event

Server 2:
>>> sendp(Ether()/IP()/TCP()/Raw('x'*300),iface=3D'enp4s0f1')
$ sudo tcpdump -i enp4s0f1 -vve

22:59:52.469337 00:00:00:00:00:00 (oui Ethernet) > Broadcast, ethertype = IPv4 (0x0800), length 354: (tos 0x0, ttl 64, id 1, offset 0, flags [none], = proto TCP (6), length 340)
    localhost.ftp-data > localhost.http: Flags [S], cksum= 0xf9b9 (correct), seq 0:300, win 8192, length 300: HTTP

22:59:52.469379 b8:ce:f6:ed:9f:af (oui Unknown) > 02:00:00:00:00:00= (oui Unknown), ethertype IPv4 (0x0800), length 354: (tos 0x0, ttl 64, id 1= , offset 0, flags [none], proto TCP (6), length 340)
    localhost.ftp-data > localhost.http: Flags [S], cksum= 0xf9b9 (correct), seq 0:300, win 8192, length 300: HTTP


Please correct me if I am doing anything wrong.

Regards,
Haider
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