Habrã«ã¯ã
Arista Networksã®ã¹ã€ããããŒãã«é¢ããåäžã®æçš¿ã¯ãããŸããã ç§ã®æèŠã§ã¯ã
ããã€ãã®ã³ã¡ã³ãããããŸã
ã ãæå³ã«é¢ããŠã¯éåžžã«ååãã§ãã
ãã®äŒç€Ÿããã®æ©åšã
EOSããã³
CLIãªãã¬ãŒãã£ã³ã°ã·ã¹ãã ã«ã€ããŠæžããããšæããŸããã
èšãèš³
ç§ã¯ãã³ããŒã®ä»£è¡šã§ã¯ãããŸããããŸããã©ã€ã³å
šäœã«ã€ããŠæ·±ãç¥èã¯ãããŸããã ãã®ãããã¯ã¯æŠèŠçãªæ§è³ªã®ãã®ã§ãããç§ã®å人çãªæèŠãåæ ããŠããŸãã èªè
ã®æèŠã«ã€ããŠã¯ãã³ã¡ã³ããšæ°ãããããã¯ããããŸãã
ã¢ãªã¹ã¿ã®æŽå²
Arista Warriorã®æ¬ãšãµã€ãã®
察å¿ããã»ã¯ã·ã§ã³ã«ãããšã3ã€ã®éèŠãªäººç©ãArista Networksã®ç»å Žã«çœªãç¯ããŠããŸãã
- ã¢ã³ãã£ã»ãã¯ãã«ã¹ãã€ã
Sun Microsystemsã®åµèšè
ã®1人ã 1995幎ã«åœŒã¯ãµã³ãé¢ããé«éãããã¯ãŒã¯ã¹ã€ããã補é ããããšãç®æšãšããGranite Systemsãèšç«ããŸããã 1996幎ãã·ã¹ã³ã¯Granite Systemsãè²·åããŸããã ã·ã¹ã³ã¯ããªãŒããŒã·ããã®äžã§Catalyst 4500ã·ãªãŒãºã®ã¹ã€ãããäœæããã¢ã³ãã£ã¯2003幎ã«ã·ã¹ã³ãéè·ãã2004幎ã«ãµã³ãè²·åãã次äžä»£ãµãŒããŒäŒæ¥ã§ããããŒãªã¢ãäœæããŸããã
2005幎ã圌ã¯Arastaã®åµèšè
ã®1人ãšãªããåŸã«Arista Networksã«ç€Ÿåãå€æŽããŸããã
- ããããã»ã·ã§ãªãã³
Granite Systemsã®åµèšè
ã®1人ã ã·ã¹ã³ã®Catalyst 4X00ã·ãªãŒãºã®ASICã®ããŒãã¢ãŒããã¯ãã ãŸããGoogleãVMwareãTibcoãCiscoãSunãããã³ããã€ãã®æ°èäŒæ¥ã®æè¡ã³ã³ãµã«ã¿ã³ãã§ããããŸããã
- ã±ãã¹ã»ãã
é«æ§èœãããã¯ãŒã¯ãœãããŠã§ã¢ã®ãã€ãªãã¢ã§ãããAristaã®äž»èŠãªEOSã¢ãŒããã¯ãã§ãã VXLANãNVGREãªã©ãããã€ãã®ãããã¯ãŒã¯ãããã³ã«ã®ä»æ§ã®äœæè
ã®1人ã§ãã 圌ã¯Granite Systemsã®æåã®åŸæ¥å¡ã§ãããCatalyst 4X00ã©ã€ã³ã®ãœãããŠã§ã¢éçºãçããŠããŸããã
Jayshree Ullalã¯CEOã§ãã 圌女ã¯Ciscoã®äžçŽå¯ç€Ÿé·ã§ãããCisco Nexus 7000ãCatalyst 4500ãããã³Catalyst 6500ã®ç¯å²ãæ
åœããŠããŸããã ïŒ
補åã©ã€ã³ã
Arista Networks
㯠ãã¹ã€ãããšããã¡ããé¢é£è£œåïŒé»æºã±ãŒãã«ããã©ã³ã·ãŒããŒããµãŒãã¹ãªã©ïŒã®ã¿ã
æäŸããŠããŸã ã Aristaã¯ãããŒã¿åŠçã»ã³ã¿ãŒïŒDPCïŒã§äœ¿çšããããã«ã¹ã€ãããé
眮ããŠããŸãã
Arista Productsã¯ã€ãã¯ãªãã¡ã¬ã³ã¹ã¬ã€ãã®äžéšã®ãã©ã¡ãŒã¿ãŒã®çãç¡æã®è¡šïŒã¯ãªãã¯å¯èœïŒïŒãã®ä»ã®ãã©ã¡ãŒã¿ãŒãããšãã°ã
VXLANã®ããŒããŠã§ã¢ãµããŒãããã
ãŸã ïŒïŒ
å瀟ã¯ãã«ãŒã¿ãŒãWi-Fi APãSOHOããã€ã¹ããã¡ã€ã¢ãŠã©ãŒã«ããŸãã¯ãã®ä»ã®ãããã¯ãŒã¯ããã€ã¹ã補é ããŠããŸããã
ããŒãã£ã³ãã·ãªã³ã³
Aristaã¹ã€ããã®ããŒã¿ãã¬ãŒã³ã¯ãå°çšã®éç©åè·¯ïŒ
ASICïŒã䜿çšããŠæ§ç¯ãããŠããŸãã
çºçæºã®çš®é¡ã«ãã£ãŠãASICã¯æ¬¡ã®ããã«åé¡ãããŸãã
- ã«ã¹ã¿ã ã·ãªã³ã³-éåžžããããã®ãããã®ã¹ã€ããã補é ããäŒç€Ÿã«ãã£ãŠèšèšããã³è£œé ãããè¶
å°ååè·¯ã
- ããŒãã£ã³ãã·ãªã³ã³-ãåæ¥çã«ãæé ãªäŸ¡æ Œã®ãããã§ãã¹ã€ããã補é ããŠããªãäŒç€Ÿã«ãã£ãŠèšèšããã³è£œé ãããŠããŸãã
ã¹ããŒããã©ã³ã®äžçããã®é¡æšã®ç°¡åãªäŸïŒ
- HTCã¯ã¹ããŒããã©ã³çšã®CPUãçç£ããŠããŸããããããšãã°Qualcommãããã§ã¹ããŒããã©ã³ãåéããŠè²©å£²ããŠããŸãã ããã¯ããŒãã£ã³ãã·ãªã³ã³ã®äŸã§ãã
- Samsungã¯Exynosãããã»ãããšã¹ããŒããã©ã³ã®äž¡æ¹ããªãªãŒã¹ããŠããŸãã ãµã ã¹ã³ã®å Žåãããã¯ã«ã¹ã¿ã ã·ãªã³ã³ã®äŸã§ãã
Aristaã¯ç¬èªã®ASICãéçºããŠããŸããããã¹ã€ããã§Intelããã³Broadcomã®Merchant Siliconã䜿çšããŠããŸãã
äžæ¹ã§ã¯ãããã¯ãŠããŒã¯ã§ã¯ãããŸããã ããšãã°ãBroadcom ASIC StrataXGS Trident IIã§ã¯ãäžéšã®ãã³ããŒåãã«æ¬¡ã®ã¹ã€ãããæ§ç¯ãããŠããŸãïŒãã³ããŒã¯ã¢ã«ãã¡ãããé ïŒã
- ã¢ãªã¹ã¿7050X
- Cisco Nexus 9000
- Extreme Networks Summit X770
- ãžã¥ãããŒQFX5100
äžæ¹ããã®ã¢ãããŒãã§ã¯ã次ã®ãããªã¹ã€ãããã©ã¡ãŒã¿ãŒã䜿çšãããŸãã
- ããã°ã©ãã³ã°ã®å質ãšASICãªãœãŒã¹ã®äœ¿çšã ASICã¯ãã©ã°ã¢ã³ããã¬ã€ã ãã§ãªãããªãœãŒã¹ãããã°ã©ã ã§å¶åŸ¡ã§ããŸãïŒããã¯ããããã®ãããã䜿çšããæè»æ§ïŒäžå®ã®ç¯å²å
ïŒã§ãïŒã ãã©ãã£ãã¯ã«å¯Ÿããã¹ã€ããã®åäœã¯ãã¢ã«ãŽãªãºã ãšã³ãŒãã®å質ã«äŸåããŸãã
- èšèšã¯ãå
éšïŒéžæïŒããšãã°ãCPUããŒãžã§ã³ãRAMã®æ°ãšã¿ã€ãïŒãããã³ããŒãããã¡ã³ãé»æºã®èŠçŽ ã®ã¬ã€ã¢ãŠãïŒãšå€éšïŒãŠãããã®æ°ã䟿å©ãªããŒãé
眮ãªã©ïŒã®äž¡æ¹ã§ãã
- OSããã³CLIã¹ã€ããã®å質ãšå©äŸ¿æ§ã
- REäžã®ASICãšãœãããŠã§ã¢ã®äž¡æ¹ã«åºã¥ããŠå®è£
ããããå¿
èŠãã€äŸ¿å©ãªè¿œå æ©èœã®ååšã åæã«ãç¹å®ã®æ©èœãASICã§ãµããŒããããŠããããã¹ã€ããOSã§ã¯ãµããŒããããŠããªãããšãå¿ããªãã§ãã ããã ãã®å ŽåãåçŽã«äœ¿çšã§ããªããªããŸãã ããã«æªãããšã«ãããŒã¿ãã¬ãŒã³æ©èœãå®è¡ããæ©èœãASICã§ã¯ãªããœãããŠã§ã¢ã«å®è£
ãããŠããå Žåã
é
延ããããã¡ãŒã®äœ¿çšãªã©ãArista Networksã¹ã€ããã®ãã®ãããªç¹æ§ã«ã€ããŠã¯ã
Habréã«ã€ããŠã®ãã¬ãŒã³ããŒã·ã§ã³ãåãããã³
ã³ã¡ã³ãããããŸãã
ãšãªã¹
EOSã¯ãAristaã¹ã€ãããæäŸããã¢ãžã¥ã©ãŒãªãã¬ãŒãã£ã³ã°ã·ã¹ãã ã§ãã ããã¯ãååã ãã§ãªããã¹ã€ããã®è¡å
šäœã«å¯Ÿãããã®ã§ãã Ciscoã¹ã€ããã§IOSãå°ãªããšã1åæŽæ°ããããšããã人ãªã誰ã§ããc3750 * .binã䜿çšããã¹ã€ããã§ã¯IOS c3550 * .binãæ©èœããªãããšãç¥ã£ãŠããŸãã ãŸãããžã¥ãããŒãããã¯ãŒã¯ã¹ã§åããŠãã人ã¯èª°ã§ããjinstall-ex-4500 * .tgzãjinstall-ex-4200 * .tgzã«çœ®ãæãããªãããšãç¥ã£ãŠããŸãã Aristaã§ã¯ããããŸã§ã®ãšãããOSã䜿çšããŠè¡å
šäœã®åäžãã¡ã€ã«ãäœæããããšãå€æããŠããŸãã EOSã®ã¡ã€ã³ãã©ã¹ã§ã¯ãããŸãããã䟿å©ã§ãã
EOSã¯
Fedoraã«åºã¥ããŠããŸãã OSã¯åå¥ã®CPUïŒçŸåšã¯x86ïŒã§å®è¡ããããããã³ã³ãããŒã«ãã¬ãŒã³ïŒãã³ã³ãããŒã«ãã¬ãŒã³ã-CPUãEOSïŒãšããŒã¿ãã¬ãŒã³ïŒãããŒã¿è»¢éãã¬ãŒã³ã-ASICïŒãåé¢ã§ããŸãã ãããã¯ãã¹ãŠæ°ãããã®ã§ã¯ãããŸããããEOSã«ã¯ä»ã®ãã³ããŒã®OSã«ã¯ãªãã¢ãŒããã¯ãã£æ©èœããããŸãã ãã®ãããããšãã°ãã¹ã€ããã®æäœã«å¿
èŠãªã³ã³ããŒãã³ãã¯äºãã«çŽæ¥ããŒã¿ã亀æããã®ã§ã¯ãªããç¹å¥ãªãããŒãžã£ãŒããŒã¿ããŒã¹-Sysdbãä»ããŠã®ã¿ããŒã¿ã亀æããŸãã Sysdbã¯ãããã»ã¹éã®éä¿¡çšã®å
±éãã¹ã§ãããšåæã«ããããã®ããã»ã¹ã®äœæ¥æ
å ±çšã®ããŒã¿ããŒã¹ã§ããããŸãã ããšãã°ãASICã«å
¥ãåã«IGPãä»ããŠå°çããã«ãŒãã¯ãIGPãæ
åœããããã»ã¹ã«ãã£ãŠSysdbã«éä¿¡ãããŸãã Sysdbã¯ããããã³ã«ä¿åããASICãšã®å¯Ÿè©±ãæ
åœããããã»ã¹ã«è»¢éããŸãã
Sysdbãä»ããŠäœæ¥ããããšã«ãããããé«ãçåçãšå®å®æ§ãæäŸã§ããŸãã ããšãã°ãSNMPãæ
åœãããµãŒãã¹ã§äœããçºçãïŒããšãã°ãèŠæ±å
ã®è€éãªããŒã¿ãé害ãåŒãèµ·ãããïŒã圌ã¯æ»äº¡ããŸããã ããã»ã¹ãããŒãžã£ïŒProcMgrïŒã¯ãSNMPãµãŒãã¹ãèªåçã«åèµ·åããŸãã éå§åŸããã¹ãŠã®ãµãŒãã¹ã¯Sysdbã䜿çšãããããã®ããŒã¿ããã§ã«ããã«ããå Žåã¯ããããã埩å
ããåŒãç¶ãäœæ¥ããŸãã
OSã®åŸæ¥ã®æ§æïŒãããã¯ãŒã¯ããã€ã¹ãå«ãïŒã§ã¯ãã³ã³ããŒãã³ãããµãŒãã¹ãããã³ãµãŒãã¹ã¯äºãã«çŽæ¥ããŒã¿ã転éããŸãã ãµãŒãã¹ããã»ã¹ãåèµ·åãŸãã¯ãã¯ã©ãã·ã¥ããããšããã¹ãŠã®éçšããŒã¿ïŒã«ãŒããçµ±èšãªã©ïŒã倱ãããäžéãªããã»ã¹ãåäœããŠããŒã¿ã亀æããŠããä»ã®ãµãŒãã¹ã«ã圱é¿ãäžããå¯èœæ§ããããŸããä»äºã«å¿
èŠãªæ¡ä»¶ã
ãåŸæ¥ã®OSããšArista EOSã®æŠç¥æ§é ïŒ
ïŒ
EOS Architecture Whitepaperã® åç ãïŒ
ãã®ãããªEOSããã€ã¹ã¯å®å
šãªå®å®æ§ãšä¿¡é Œæ§ãä¿èšŒãããã®ã§ã¯ãããŸããããããã§ãäœããªãããã¯ãŸãã§ãã ãããŠãSysdb
ISSUãµãŒãã¹ãä»ããŠæ©èœããããšã§ãå®è£
ãããŠããŸãã
CLI
CliïŒEOSã§ã¯Aristaã®ãã¹ãŠã®å®è¡äžã®ã¢ããªã±ãŒã·ã§ã³ã¯å€§æåã§ïŒãSysdbãä»ããŠåäœããŸãã
CLIã³ãã³ãã¯Pythonã§èšè¿°ãããŠããŸãã[admin@localhost ~]$ cd /usr/lib/python2.7/site-packages/CliPlugin/ [admin@localhost CliPlugin]$ ls -a *Cli*py AaaCli.py CliSchedulerCli.py FaultInjectionCli.py IraIpCli.py MlagShowCli.py PimCli.py RipShowTechCli.py TapAggIntfCli.py AclCli.py ClockCli.py FhrpCli.py IraIpIntfCli.py MlagTunnelCli.py PimShowTechCli.py RouteEventMonCli.py TcpdumpCli.py AclCliRules.py CpuFabricCli.py FileCli.py IraShowTechCli.py MlagWarningCli.py PmbusCli.py RouteMapCli.py TechSupportCli.py AgentCli.py DcbxCli.py FruCli.py IraVrfCli.py ModuleCli.py PortSecCli.py RoutingBgpCli.py TrackingCli.py AgentPingCli.py DebugMessageCli.py IgmpCli.py LagCli.py ModuleIntfCli.py PowerCli.py RoutingIsisCli.py UplinkFailureDetectionCli.py AgentResourceCli.py DebuggingCli.py IgmpProfileCli.py LagIntfCli.py MoreCli.py PowerDiagsCli.py RoutingOspf3Cli.py VersionCli.py AgentShutdownCli.py DhcpRelayHelperCli.py IgmpShowTechCli.py LagIntfMlagCli.py MrouteCli.py PsmiCli.py RoutingOspfCli.py VlanCli.py ArpEventMonCli.py DiagCli.py IgmpSnoopingCli.py LagShowTechCli.py MrouteEtbaCli.py PtpCli.py RoutingRipCli.py VlanIntfCli.py ArpIp6Cli.py DonkeyCli.py IgmpSnoopingDebugCli.py LanzCli.py MrouteEventMonCli.py QosCli.py SectionCliLib.py VmTracerCli.py ArpIpCli.py EbraEthIntfCli.py IgmpSnoopingEtbaCli.py LanzIntfCli.py MrouteShowTechCli.py RadiusCli.py SendCli.py VmTracerIntfCli.py ArpIpIntfCli.py EbraEthIntfCliModel.py IgmpSnoopingEventMonCli.py LauncherDaemonCli.py MsdpCli.py RedSupCli.py SflowCli.py VxlanCli.py BackupIntfCli.py EbraShowTechCli.py IgmpSnoopingShowTechCli.py LinkFlapCli.py NetworkCli.py RedSupCliFormatSpec.py ShellCli.py WaitForWarmupCli.py BeaconLedCli.py EbraSnmpCli.py InstallCli.py LldpConfigCli.py NetworkToolsCli.py RedSupFileCli.py SnmpCli.py WatchCli.py BfdCli.py EmailCli.py IntfCli.py LldpStatusCli.py NetworkUrlCli.py ReloadCauseCli.py StormControlCli.py XcvrCli.py BootCli.py EnvironmentCli.py IntfRangeCli.py LoggingCli.py OldDhcpRelayCli.py ReloadCli.py StpCli.py XcvrConfigCli.py BridgingCli.py ErrdisableCli.py IntfSnmpCli.py LoopbackIntfCli.py OpenFlowCli.py ReloadConfigSaveCli.py StpCliLib.py BridgingCliModel.py EthIntfCli.py Ip6NdCli.py MacEventMonCli.py PciCli.py ReloadElectionCli.py StpIntfCli.py BridgingEtbaCli.py EthShowTechCli.py IraCommonCli.py MacFlapCli.py PeerIntfCli.py ReloadFileSyncCli.py SupeSessionCli.py CliCli.py EventCli.py IraEtbaCli.py ManagementActiveIntfCli.py PfcCli.py RibIp6Cli.py SwitchIntfCli.py CliCliModel.py EventMonCli.py IraIp6Cli.py MirroringCli.py PhyCli.py RibIpCli.py SysMgrCliLib.py CliError.py ExtensionMgrCli.py IraIp6IntfCli.py MlagConfigCli.py PhyConfigCli.py RibShowTechCli.py TacacsCli.py [admin@localhost CliPlugin]$ head VlanCli.py ==> VlanCli.py <==
ãŠãŒã¶ãŒã¯äž¡æ¹ã®çµã¿èŸŒã¿ã³ãã³ããå€æŽããç¬èªã®ã³ãã³ããäœæã§ããŸãã
CLIèªäœã§ã®äœæ¥ã¯ãCisco IOS CLIã§ã®äœæ¥ã«äŒŒãŠããŸãã æåã¯ãããã¯ã³ããŒã®ããã§ãïŒHuaweiã§ã¯ãªãã³ããŒã§ãïŒã ãããããã®åŸãiOSã«ã¯éåžžã«æ¬ ããŠããæ¹åãæããã«ãªããŸãã
ããšãã°ãã€ã³ã¿ãŒãã§ã€ã¹ã°ã«ãŒãã®ãã©ã¡ãŒã¿ãå€æŽããå Žåããç¯å²ããšããåèªã¯äžèŠã§ãã€ã³ã¿ãŒãã§ã€ã¹çªå·ãå·ŠåŽã«è¡šç€ºãããŸãã
localhost(config)
ãŸãã¯ãã€ã³ã¿ãŒãã§ã€ã¹ããã³ã€ã³ã¿ãŒãã§ã€ã¹ã®ã°ã«ãŒãã®äœ¿çšçã確èªã§ããŸãã
localhost
ãŸããã¡ã¬ããããšã®ã¬ãããã®ã©ã¡ããæ±ãã®ããç解ããããã«ãã«ãŒãœã«ã§ããŒãé床ã®3æåãéžæããå¿
èŠã¯ãŸã£ãããããŸããã ããããããã ãã§ã¯ãããŸããã EOSã¯ãã€ã³ã¿ãŒãã§ãŒã¹äœ¿çšçãïŒ
ã§è¡šç€ºããŸãã
EOSã§ã¯ãè€æ°ã®ãã€ããäœæããGNU / Linuxããã°ã©ã ã䜿çšã§ããŸãã
sho run | grep X | grep -v Y | more
ã³ã³ãã£ã®ã¥ã¬ãŒã·ã§ã³ã¢ãŒãã§ã³ãã³ãã®åã«ãdoããè¿œå ããå¿
èŠã¯ãããŸããã
ã¢ã¯ãã£ããªæ§æãšä¿åãããæ§æã®å·®åã確èªã§ããŸãã
localhost
ããªãã¯bashã«å
¥ã£ãŠåšããèŠåãããšãã§ããŸãïŒ
localhost
ãã¹ãŠã®
ACLã«ã¯ååãä»ããããŠããŸãã éšå±ãèŠããŠæ··ä¹±ããå¿
èŠã¯ãããŸããã å€ãã¢ãããŒãã®æ¯æè
ã«ãšã£ãŠãååãšããŠæ°åã䜿çšããããšã¯å¯èœã§ãã
ãªã©ãªã©ã EOSã®CLIã¯åãªãã³ããŒã§ã¯ãªãã䟿å©ãªæ©èœãåããèªå·±å®çµåã®ã·ã§ã«ã§ããããã®ç¥å
ããã¯ããé¢ããŠããŸãã
æ¡åŒµå¯èœãªOS
ãExtensible Operating Systemãã®ãExtensibleããšããèšè
㯠ãOSã®æ©èœã®
æ¡åŒµæ§ãæå³ããããšãæå³ããŠããŸãã ããã¯ãã¹ã€ããã«ããã°ã©ã ãããŒã¢ã³ãã¹ã¯ãªãããã€ã³ã¹ããŒã«ããæ©èœã«ããå®çŸãããŸãã ããšãã°ãOpenVPNã¯ã©ã€ã¢ã³ããã€ã³ã¹ããŒã«ããŠå®è¡ã§ããŸãã Pythonã¹ã¯ãªããããŸãã¯
ExaBGPãå®è¡ããŸãã Sysdbãšåéã«ãªããRPMã§ããã±ãŒãžãåéãããããããããããã¯ãŒã¯äžã«åºããããšãã§ããŸãã
EOSã®ãã®ä»ã®æ©èœ
- CloudVisionã䜿çšãããšãAristaã¹ã€ãããã¯ã©ã€ã¢ã³ããšããŠXMPPãµãŒããŒã«æ¥ç¶ã§ããŸãã CLIã³ãã³ããããã£ãããã«æžã蟌ããšãã¹ã€ããã¯å®è¡çµæã§å¿çããŸãã ã°ã«ãŒããã£ããã«è€æ°ã®ããã€ã¹ãè¿œå ããŠãã°ã«ãŒãã®ãã¹ãŠã®ã¡ã³ããŒã§åæã«ã³ãã³ããå®è¡ã§ããŸãã
- é«åºŠãªã€ãã³ã管çã¯ãCisco EEMãJunosã€ãã³ãã¹ã¯ãªããã®ãããªãã®ã§ããç¹å®ã®ã€ãã³ãïŒããšãã°ãããŒããèœã¡ãïŒã®ã¢ã¯ã·ã§ã³ïŒCLIã³ãã³ããã¹ã¯ãªããå®è¡ïŒãããã°ã©ã ã§ããŸãã ãµã€ãã®è©³çŽ°ã
- ã€ãã³ãã¢ãã¿ãŒã¯ãçµã¿èŸŒã¿ãã©ãã·ã¥ã¡ã¢ãªäžã®MACãARPãããã³ã«ãŒãã£ã³ã°ããŒãã«ãžã®å€æŽãSQLiteããŒã¿ããŒã¹ã®åœ¢åŒã§èšé²ããŸãã
- eAPI ïŒå€éšAPIïŒã䜿çšãããšãJSON-RPCãä»ããŠã¹ã€ãããæäœã§ããŸããJSONãªããžã§ã¯ã圢åŒã®ããŒã¿ã®å
¥åºåã
- ãŒãã¿ããããããžã§ãã³ã°ïŒZTPïŒã䜿çšãããšãæ°ããã¹ã€ããã®æ§æãèªååã§ããŸãã ããã©ã«ãèšå®ã®ã¹ã€ããã¯ZTPã¢ãŒãã§ããŒããããDHCPãä»ããŠãããã¯ãŒã¯èšå®ãååŸããããšããŸãã DHCPçµç±ã§ã転éã§ãããªãã·ã§ã³bootfile-nameã䜿çšãããšãã¹ã€ããã«URLãæå®ããŠã¹ã¯ãªãããèªã¿èŸŒãããšãã§ããŸãïŒã·ã§ã«ããŸãã¯ã·ã§ã«ãªãã·ã§ã³ã®1ã€ã§ãããããããšãã°çµã¿èŸŒã¿ã®CLIèšèªã§ïŒã ã¹ã¯ãªãããæ£åžžã«ããŠã³ããŒãããããšãããã€ã¹ã¯ãããå®è¡ããŸãã åæã«ãèªååã¯ãããããã¡ã³ã¿ãžãŒã«éå®ãããŸãã
- DirectFlowã§ã¯ããã©ãã£ãã¯ïŒSRC / DSTïŒIPãMACãããŒãïŒãŸãã¯ãããã³ã«çªå·ãŸãã¯çªå·ã«åºã¥ãïŒã«é©çšãããã«ãŒã«ïŒãã©ãŒãªã³ã°ãåªå
é äœãVLANãSRC / DSTãªã©ã®å€æŽãªã©ïŒãèšå®ã§ããŸã ã VLANãªã©ïŒãCLIããååŸããŸãïŒeAPIãåãããšãè¡ããŸãïŒã ãããã®ã«ãŒã«ã䜿çšãããšãããšãã°ãSPANãšã¯ç°ãªããåæã®ããã«ãã©ãã£ãã¯ãããéžæçã«ãã©ãŒãªã³ã°ã§ããŸãã ãŸãã¯ãç®çã®IPã®ãã©ãã£ãã¯ã®ã¿ãã¯ãªãŒãã³ã°ã·ã¹ãã ã«éä¿¡ãããã®ã·ã¹ãã ãã®ã£ããã«å
¥ããªãã§ãã ããã ãã®ãããªæ©èœã¯ãéåžžãã¹ã€ãããOpenFlowã¢ãŒãã«åãæ¿ããéã®å©ç¹ãšããŠèª¬æãããŠããŸãã DirectFlowã䜿çšãããšãOpenFlowãªãã§ASICã«ã«ãŒã«ãé©çšã§ããŸãã
ã¢ããŒã
Abootã¯EOSã®äžéšã§ã¯ãªããCisco ROMmonã®ãããªEOSããŒãããŒããŒã§ãã
圌ã¯ãšãŠãã·ã³ãã«ã§ç解ããããã®ã§ã圌ã«ã€ããŠè©±ããããã§ãã Abootã¯
BusyBoxã«ãããŸããã EOSã€ã¡ãŒãžãšãã°ãå«ããã¹ãŠã®ããŒã¿ã¯ãå
èµãã©ãã·ã¥ãã©ã€ãã«ä¿åãããŸãã Abootã䜿çšãããšãïŒUSBããŒãã«æ¥ç¶ãããå€éšUSBãã©ã€ããžã®ã¢ã¯ã»ã¹ãšåæ§ã«ïŒã¢ã¯ã»ã¹ããŠãåé¡ãçºçããå Žåã«ããã€ã¹ã埩å
ã§ããŸãã Abootã«å
¥ãã®ãç°¡åã§ããã¿ã³ããªã³ãšèžã£ããããã¿ã³ãã€ãŸãã ããå¥åŠãªã³ãŒããã³ã³ãœãŒã«ã«éã£ããããããšãªã-CRTL +Cã
ããã¯ãAbootã®ã·ã³ãã«ããšæ©èœã®çŽ¹ä»ã«åœ¹ç«ã€ãšæããŸãã Aboot 2.0.5-430838 Press Control-C now to enter Aboot shell ^CWelcome to Aboot. Aboot
ipcalcã§ã䟿å©ã§ãã
ç³èŸŒã¿
åè¿°ã®ããã«ãã¢ãªã¹ã¿ãããã¯ãŒã¯ã¹ã¯ããŒã¿ã»ã³ã¿ãŒã®æ©åšã察象ãšããŠãããæé©ãªäœ¿çšã®ããã«æ¬¡ã®åè·¯ãªãã·ã§ã³ãæäŸããŠããŸãã
- åäžå±€ã®ãã¹ãã©ã€ã³ã -ãªãŒãïŒããªãŒããïŒãšã¹ãã€ã³ïŒãã«ãŒããïŒã®ãã€ããªãã-ãã¹ãã©ã€ã³ãã åã®äžå€®ã«2ã€ã®åé·ã¹ã€ãããé
眮ããããšãææ¡ãããŠããŸãã ããšãã°ã7316Xã¹ã€ããã䜿çšãããšã40ã®ã¬ããã/ç§ã®512ããŒããããç¹å¥ãªQSFP-SFP +ã¹ããªãã¿ãŒïŒQSFPãã4 SFP +ãžã®ã¢ããã¿ãŒïŒã䜿çšããŠã10ã®ã¬ããã/ç§ã®é床ã§2048ããŒããäœæã§ããŸãã 7250QX-64ããã¯ãããã2 Uã§256åã®SFP +ã€ã³ã¿ãŒãã§ã€ã¹ãåŸãããŸããã¹ã€ããã®ç¹æ§è¡šãããããããã«ãã¹ã€ããã³ã°ã¯ãªãŒããŒãµãã¹ã¯ãªãã·ã§ã³ãªãã«ãªããŸãã ååã¯çŽç²ãªããŒã±ãã£ã³ã°ã§ãããé©åãªèšç®ãšã¢ãããŒãã«ãããå®è£
ã¯éåžžã«è²»çšå¯Ÿå¹æãé«ããæ§ç¯ãšä¿å®ãç°¡åã§ãã ããšãã°ã以åã¯ãåé·æ§ãªãã§240åã®é
補ããŒããæ¥ç¶ããã«ã¯ãCisco Catalyst 6506ã«48åã®ããŒããæã€5æã®ã«ãŒããå¿
èŠã§ããã
- ã¬ã€ã€ãŒ2 / MLAG-æ¢ã«MLAGïŒMC-LAGãšããŠãç¥ãããŠããïŒäžã«æ§ç¯ããããã¯ã©ã·ãã¯ãªããªãŒããšã¹ãã€ã³ã«ãªã£ãŠããŸãã MC-LAGã¯ãã«ãã·ã£ãŒã·ãªã³ã¯ã¢ã°ãªã²ãŒã·ã§ã³ã°ã«ãŒã ãã€ãŸãã2ã€ã®ããã€ã¹ïŒãã®å Žåã¯ã¹ã€ããïŒãã3çªç®ã®ããã€ã¹ïŒã¹ã€ãããŸãã¯ãµãŒããŒïŒã«æ§ç¯ãããLAGã§ããã3çªç®ã®ããã€ã¹ã¯1ã€ã®ããã€ã¹ã«æ¥ç¶ãããŠãããšèŠãªããŸãã ãããã£ãŠã STPãªãã§è¡ãããšãã§ããéèŠãªããšã«ãäž¡æ¹ã®ãã£ãã«ãã¢ã¯ãã£ãïŒã¢ã¯ãã£ã/ã¢ã¯ãã£ãïŒã«ãªããŸãã
- ã¬ã€ã€ãŒ3 / ECMP- ãã¯ã©ã·ãã¯ããªãŒããšã¹ãã€ã³ã®ããªãšãŒã·ã§ã³ã§ãããåæã«L3ïŒIPv4ããã³/ãŸãã¯IPv6ïŒäžã®ãã¹ãŠã®ããã€ã¹éã®ãã¹ãŠã®ãªã³ã¯ã ããŒãå
ã®3ã€ä»¥äžã®ããã€ã¹ã«å¶éããªãããããã®ã¹ããŒã ã¯ä»¥åã®ãã®ãããåªããã¹ã±ãŒã©ããªãã£ãåããŠããŸãã ãã¹ãŠã®æ¥ç¶ã¯ãSTPãªãã®ã¢ã¯ãã£ãã¢ãŒãã§ãæ©èœããŸãã ãã©ãã£ãã¯ã®ãªã³ã®ã³ã°ã«å¯Ÿããä¿è·ã¯ãã«ãŒãã£ã³ã°ãããã³ã«ã«åºã¥ããŠããŸãã ãã©ãã£ãã¯ã¯ECMPã䜿çšããŠãã©ã³ã¹ãåãããŸãã
STPããã³PVSTãªã©ã®ããé«åºŠãªãªãã·ã§ã³ã䜿çšããŠããªã³ã°ããããžãŸãã¯æ··åããããžãæ§ç¯ããããšã劚ãããã®ã¯äœããããŸããã ããããããã¯ä¿¡é Œæ§ãã¹ã±ãŒã©ããªãã£ã䜿ããããã«æªåœ±é¿ãåãŒããŸãã