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Date: Mon, 27 Feb 2017 09:05:05 +0800
From: "Liu, Yong" <yong.liu@intel.com>
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To: Xueqin Lin <xueqin.lin@intel.com>, dts@dpdk.org
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Subject: Re: [dts] [PATCH] VF daemon DPDK PF+DPDK VF test suite
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Xueqin, could you try transmit and sniff function in packet module? It 
will be helpful in parallel mode.

Thanks,
Marvin

On 02/22/2017 11:34 AM, Xueqin Lin wrote:
> +    def vlan_send_packet(self, dst_mac, vlan_id = 0, length = 'default', num = 1):
> +        """
> +        Send packet to portid
> +        """
> +        self.start_tcpdump(self.tester_intf)
> +        vlanString = 'p = [Ether(dst="%s")/' % dst_mac
> +        if vlan_id != 0:
> +            vlanString += "Dot1Q(id=0x8100,vlan=%s)/" % vlan_id
> +        if length == 'default':
> +            vlanString += 'IP(len=46)]'
> +        else:
> +            vlanString += 'IP(len=46)/Raw(load="P"*%s)]' %length
> +        self.tester.scapy_append(vlanString)
> +        SendString = 'sendp(p, iface="%s", count=%s)'% (self.tester_intf, num)
> +        self.tester.scapy_append(SendString)
> +        self.tester.scapy_execute()