openflow1.0消息格式总结

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1、OpenFlow1.0消息格式总结—NEU_张旭OpenFlow1.0消息格式总结：ControllerOpenvswitchOFPT_HELLOOFPT_HELLOOFPT_ERROROFPT_ERROROFPT_ECHO_REQUESTOFPT_ECHO_REPLYOFPT_VENDOROFPT_VENDOROFPT_FEATURES_REQUESTOFPT_FEATURES_REPLYOFPT_GET_CONFIG_REQUESTOFPT_GET_CONFIG_REPLYOFPT_SET_CONFIGOFPT_PACKET_OUTOP

2、PT_FLOW_MODOFPT_PORT_MODOFPT_PACKET_INOFPT_FLOW_REMOVEDOFPT_PORT_STATUSOFPT_STATS_REQUESTOFPT_STATS_REPLYOFPT_QUEUE_GET_CONFIG_REQUESTOFPT_QUEUE_GET_CONFIG_REPLYOFPT_BARRIER_REQUESTOFPT_BARRIER_REPLYofp_header1、OFPT_FEATURES_REQUEST（8B）消息格式versiontypelengthxiduint8_tversio

3、n:OFP_VERSIONuint8_ttype:OneoftheOFPT_constantsuint16_tlength:Lengthincludingthisofp_headeruint32_txid:Transactionidassociatedwiththispacket.Repliesusethesameidaswasintherequesttofacilitatepairing2、OFPT_FEATURES_REPLY（32B）=ofp_switch_featuresversiontypeofp_headerlengthxidd

4、atapath_idn_buffersn_tablespad0pad1pad2capabilitiesactionsport_noofp_phy_porthw_addrnameconfigstatecurradvertisedsupportedpeeruint64_tdatapath_id:DatapathuniqueID.Thelower48-bitsareforaMACaddress,whiletheupper16-bitsareimplementer-defineduint32_tn_buffers:Maxpacketsbuffere

5、datonceuint8_tn_tables:Numberoftablessupportedbydatapathuint32_tcapabilities:Bitmapofsupportofp_capabilitiesuint32_tactions:Bitmapofsupportedofp_action_typeuint16_tport_no:标明绑定到物理接口的datapath值uint8_thw_addr[6]：该物理接口的mac地址charname[16]：该接口的名称字符串Null-terminateduint32_tconfig：B

6、itmapofOFPPC_*flagsuint32_tstate：BitmapofOFPPS_*flagsuint32_tcurr：Currentfeaturesuint32_tadvertised：Featuresbeingadvertisedbytheportuint32_tsupported：Featuressupportedbytheportuint32_tpeer：Featuresadvertisedbypeer3、OFPT_GET_CONFIG_REQUEST（8B）versiontypeofp_headerlengthxid4

7、、OFPT_SET_CONFIG（12B）=ofp_switch_configOFPT_GET_CONFIG_REPLY（12B）versiontypeofp_headerlengthxidflagsmiss_send_lenuint16_tflags:OFPC_*flagsuint16_tmiss_send_len:Maxbytesofnewflowthatdatapathshouldsendtothecontroller5、OFPT_PACKET_OUT（16B）versiontypeofp_headerlengthxidbuffer_

8、idin_portactions_lentypeofp_action_headerlenpad0pad1pad2pad3data[0]uint32_tbuffer_id:IDas