; BSD LICENSE ; ; Copyright(c) 2016 Intel Corporation. All rights reserved. ; All rights reserved. ; ; Redistribution and use in source and binary forms, with or without ; modification, are permitted provided that the following conditions ; are met: ; ; * Redistributions of source code must retain the above copyright ; notice, this list of conditions and the following disclaimer. ; * Redistributions in binary form must reproduce the above copyright ; notice, this list of conditions and the following disclaimer in ; the documentation and/or other materials provided with the ; distribution. ; * Neither the name of Intel Corporation nor the names of its ; contributors may be used to endorse or promote products derived ; from this software without specific prior written permission. ; ; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ; ______________ ______________________ ; | | TAP0 | | ; RXQ0.0 --->| |------->|--+ | ; | | TAP1 | | br0 | ; TXQ1.0 <---| |<-------|<-+ | ; | Pass-through | | Linux Kernel | ; | (P1) | | Network Stack | ; | | TAP1 | | ; RXQ1.0 --->| |------->|--+ | ; | | TAP0 | | br0 | ; TXQ0.0 <---| |<-------|<-+ | ; |______________| |______________________| ; ; Configure Linux kernel bridge between TAP0 and TAP1 interfaces: ; [Linux]$ ifconfig TAP0 up ; [Linux]$ ifconfig TAP1 up ; [Linux]$ brctl addbr "br0" ; [Linux]$ brctl addif br0 TAP0 ; [Linux]$ brctl addif br0 TAP1 ; [Linux]$ ifconfig br0 up [EAL] log_level = 0 [PIPELINE0] type = MASTER core = 0 [PIPELINE1] type = PASS-THROUGH core = 1 pktq_in = RXQ0.0 TAP1 RXQ1.0 TAP0 pktq_out = TAP0 TXQ1.0 TAP1 TXQ0.0