From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-f65.google.com (mail-oi0-f65.google.com [209.85.218.65]) by dpdk.org (Postfix) with ESMTP id 84ABFF94 for ; Mon, 17 Apr 2017 18:35:57 +0200 (CEST) Received: by mail-oi0-f65.google.com with SMTP id a21so12706056oic.2 for ; Mon, 17 Apr 2017 09:35:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=cN0KO4DGQ58IXRxWJwKH11gojegC33/UWj5tmfUPH/M=; b=iYwyZEPfIVNWyc2HFuye6lT9AXnDlHVXRg1m3Tl/TyP5YxmAnsJLvqkemOQceaYgtO 0kNsXRRBHA3PteVT0gI+4eb5AgPr9CE7s0EYYwI22GjSihHoOMiEEce0MtTjlNdErZNk EB5oPLeP7wRrOOzr9NjDNlIZxXYOd4gsu9XHnsEEmXamuefZuhBgxdnH+hCTAVBs66xq U/KZKwMsEasSgGXBLdzaCOtJTOOHqpDQCpdK5vJRLDnYl0UPUcKDEL27Y7S1qTE9rerZ hz5hC0Qpbtm6YR7UyqCBOLpYyWT8flNIXqppDi9hJuALPctWeeV8P/WMXZox2PjWZbmX 9XOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=cN0KO4DGQ58IXRxWJwKH11gojegC33/UWj5tmfUPH/M=; b=Ls3/XHnqqDexKRPQDccpD2Gbegi9yxxRJhSLOFt3whmFaqEwMxKPQpPJbkF1jbVEcT fc0cwWNgsJoIjrNWIX1FWdDpolnDRzVX8qomM2XKzdCDHCB+/eBFUTI2hQRD2+QE2lhX 1RZ/e5K4Kl5P7rrzHkXqxPCbp/2TIGxui9Sr8sT6Sauh2zpgoamI8cfCuvYsZQelHMLb GaB8Y0ck4s2NriEOQEdZ+IVPJRjBp8tRXST8RLP+lLmYJyiE4RTJYhaoazeXjZ/OMcYh in1ZYIy90AuYUkpbH6K5LZY0kzu7rXxZ8SPWJoq296r9WL6a9AsNZCPgpjPz8VGpqCQg yVHQ== X-Gm-Message-State: AN3rC/5FgHEqTQrN9NP590ThdXkBW3N696BLDzAlU0hvV2DL1xXu36+N YNHkHiIiKlrh8H0aBpp6mFyvbqOa3AN6k2g= X-Received: by 10.157.11.199 with SMTP id 65mr4769660oth.63.1492446956645; Mon, 17 Apr 2017 09:35:56 -0700 (PDT) MIME-Version: 1.0 Sender: reza.safiyat@gmail.com Received: by 10.74.55.9 with HTTP; Mon, 17 Apr 2017 09:35:56 -0700 (PDT) In-Reply-To: References: From: Safiyat Reza Date: Mon, 17 Apr 2017 22:05:56 +0530 X-Google-Sender-Auth: Rdu3Nz7eie1AWuh9nPEoV_3RHVM Message-ID: To: "Wiles, Keith" Cc: "dev@dpdk.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-dev] Unable to send ping requests using pktgen-dpdk X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Apr 2017 16:35:58 -0000 On 17 April 2017 at 21:25, Wiles, Keith wrote: > Comments below: > > > On Apr 17, 2017, at 8:07 AM, Safiyat Reza wrote: > > > > Hi, > > > > I am trying to ping a remote machine (within the same network) via port= 0 > > using the command > > > > Pktgen> ping4 0 > > > > But the packet that is received on the remote machine is not a ping > packet. > > Upon investigation using dpdkcap (https://github.com/dpdkcap/dpdkcap) > and > > tcpdump, the packet > > > > dpdkcap output: > > reading from file output_01.pcap, link-type EN10MB (Ethernet) > > 12:50:34.870498 IP 50.0.50.14.4660 > 50.0.50.13.22136: tcp 6 > > 0x0000: 4500 002e 1636 0000 0406 d879 3200 320e E....6.....y2.= 2. > > 0x0010: 3200 320d 1234 5678 1234 5678 1234 5690 2.2..4Vx.4Vx.4= V. > > 0x0020: 5010 2000 6c72 0000 7778 797a 3031 P...lr..wxyz01 > > > > tcpdump output: > > tcpdump: listening on eth1, link-type EN10MB (Ethernet), capture siz= e > > 65535 bytes > > 12:53:49.828091 IP (tos 0x0, ttl 4, id 5794, offset 0, flags > > [none], proto TCP (6), length 46) > > 50-0-50-14.dsl.dynamic.fusionbroadband.com.4660 > > > 50-0-50-13.dsl.dynamic.fusionbroadband.com.22136: Flags [.], cksum > 0x6c72 > > (correct), seq 305419896:305419902, ack 305419920, win 8192, length 6 > > > > > > The output after turning screen on is: > > - Ports 0-0 of 1
Copyright (c) <2010-2016>, Intel > > Corporation > > Flags:Port : -E----R--------:0 > > Link State : ----TotalRate---- > > Pkts/s Max/Rx : 2/0 2/0 > > Max/Tx : 1/0 1/0 > > MBits/s Rx/Tx : 0/0 0/0 > > Broadcast : 0 > > Multicast : 15 > > 64 Bytes : 0 > > 65-127 : 0 > > 128-255 : 0 > > 256-511 : 3 > > 512-1023 : 0 > > 1024-1518 : 0 > > Runts/Jumbos : 12/0 > > Errors Rx/Tx : 0/0 > > Total Rx Pkts : 15 > > Tx Pkts : 2 > > Rx MBs : 0 > > Tx MBs : 0 > > ARP/ICMP Pkts : 12/0 > > : > > Pattern Type : abcd... > > Tx Count/% Rate : Forever / 255% > > PktSize/Tx Burst : 64 / 10 > > Src/Dest Port : 4660 /22136 > > Pkt Type:VLAN ID : IPv4 / TCP:0001 > > Dst IP Address : 50.0.50.13 > > Src IP Address : 50.0.50.14/24 > > Dst MAC Address : fa:16:3e:e3:81:68 > > Src MAC Address : fa:16:3e:62:5e:3c > > VendID/PCI Addr : 1af4:1000/00:04.0 > > > > -- Pktgen Ver: 3.1.2 (DPDK 16.07.2) Powered by Intel=C2=AE DPDK > > ------------------- > > > > On the sender side (using pktgen-dpdk) apart from setting the usual > source > > and destination ip addresses and mac addresses, I am setting > > > > pktgen.icmp_echo("all", "on=E2=80=9D); > > This command only enables processing incoming ICMP echo packets. This is > the =E2=80=98E=E2=80=99 flags value above. > I understand it is to enable the replies to ping requests. Added it here just for information, in case it affects the outgoing ping requests. > > > pktgen.send_arp("all", "g=E2=80=9D); > > This one only sends a single ARP packet. > Yes. I added this piece of information just in case it affects the outgoing ping requests. > > If you are trying to send multiple ping or ICMP echo request packets then > you need to construct a packet in the sequence page =E2=80=98page seq=E2= =80=99. What is > being sent is the single mode packets you see on the first page. > > It also looks like you have Range packets enabled, did you configure the > range packets via =E2=80=98page range=E2=80=99? > Yes, I have configured the range feature, using a lua script. Below is the relevant code snippet for the same. function setup() pktgen.set("all", "count", 0); pktgen.set("all", "pps", tonumber(pps)); -- custom change to pktgen-dpdk source to support setting pps directly. pktgen.set("all", "size", tonumber(packetSize)); pktgen.set("all", "burst", tonumber(burst)); pktgen.set("all", "sport", 0x1234); pktgen.set("all", "dport", 0x5678); pktgen.set("all", "prime", 1); pktgen.set("all", "seqCnt", 0); pktgen.range.vlan_id("all", "start", tonumber(vlanid)); pktgen.range.vlan_id("all", "inc", 0); pktgen.range.vlan_id("all", "min", 1); pktgen.range.vlan_id("all", "max", 4094); pktgen.range.pkt_size("all", "start", tonumber(packetSize)); pktgen.range.pkt_size("all", "inc", 0); pktgen.range.pkt_size("all", "min", 64); pktgen.range.pkt_size("all", "max", 1518); pktgen.set_mac("all", dstmac); pktgen.set_ipaddr("all", "dst", dstip); pktgen.range.dst_ip("all", "start", dstipStart); pktgen.range.dst_ip("all", "inc", dstipInc); pktgen.range.dst_ip("all", "min", dstipMin); pktgen.range.dst_ip("all", "max", dstipMax); pktgen.range.dst_port("all", "start", dstportStart); pktgen.range.dst_port("all", "inc", dstportInc); pktgen.range.dst_port("all", "min", dstportMin); pktgen.range.dst_port("all", "max", dstportMax); pktgen.set_ipaddr("all", "src", srcip.."/24"); pktgen.range.src_ip("all", "start", srcipStart); pktgen.range.src_ip("all", "inc", srcipInc); pktgen.range.src_ip("all", "min", srcipMin); pktgen.range.src_ip("all", "max", srcipMax); pktgen.range.src_port("all", "start", srcportStart); pktgen.range.src_port("all", "inc", srcportInc); pktgen.range.src_port("all", "min", srcportMin); pktgen.range.src_port("all", "max", srcportMax); pktgen.range.dst_mac("all", "start", dstmac); pktgen.range.dst_mac("all", "inc", dstmacInc); pktgen.range.dst_mac("all", "min", dstmac); pktgen.range.dst_mac("all", "max", dstmac); pktgen.send_arp("all", "g"); pktgen.icmp_echo("all", "on"); pktgen.set_range("all", "on"); end >>From your reply, I still couldn't gather completely about how to correctly send the ICMP echo request. I may need to send multiple requests but right now I am trying to send one request only. > > > > > via a lua script file. The burst size is 10. > > > > I am trying this on VMs with 'Virtio network device' as the NIC and usi= ng > > igb_uio driver. > > > > I have no idea why I am unable to send ping packets. Can anyone guide m= e > as > > to what I am doing wrong, or why this issue might be coming? > > > > Thanks! > > > > Regards, > > > > *S*afiyat *R*eza > > Google+ | GitHub > > | LinkedIn > > > > Regards, > Keith > >