N7K系列路由器不支持N2K-C2248TP-E-1GE FEX

简介

本文档介绍在连接到Nexus 7000系列路由器时Cisco Nexus 2000系列千兆以太网交换矩阵扩展器(N2K-C2248TP-E-1GE FEX)未联机并提供问题可能解决方案时遇到的问题。

先决条件

要求

思科建议您了解Cisco Nexus操作系统(NX-OS)CLI。

使用的组件

本文档中的信息基于以下软件和硬件版本：

• 任何Nexus 7000系列路由器
• N2K-C2248TP-E-1GE FEX

本文档中的信息都是基于特定实验室环境中的设备编写的。本文档中使用的所有设备最初均采用原始（默认）配置。如果您使用的是真实网络，请确保您已经了解所有命令的潜在影响。

问题

当连接到Nexus 7000系列路由器时，N2K-C2248TP-E-1GE FEX未联机，并且交换矩阵扩展器(FEX)的状态显示为“映像下载:

N7K# show fex 100 detail
FEX: 100 Description: FEX100   state: Image Download
  FEX version: 5.1(3)N2(1b) [Switch version: 5.1(5)]
  FEX Interim version: 5.1(3)N2(1b)
  Switch Interim version: 5.1(5)
  Module Sw Gen: 21  [Switch Sw Gen: 21]
 pinning-mode: static    Max-links: 1
  Fabric port for control traffic: Eth2/29
  Fabric interface state:
    Po30 - Interface Up. State: Active
    Eth2/21 - Interface Up. State: Active
    Eth2/29 - Interface Up. State: Active
  Fex Port        State  Fabric Port  Primary Fabric

Logs:
08/07/2013 13:01:06.88746: Module Offline
08/07/2013 13:01:06.100565: Deleting route to FEX
08/07/2013 13:01:06.105191: Module disconnected
08/07/2013 13:01:06.109943: Offlining Module
08/07/2013 13:01:40.190901: Module register received
08/07/2013 13:01:40.192222: Registration response sent
08/07/2013 13:01:40.192512: Requesting satellite to download image
08/07/2013 13:01:44.210316: Module register received
08/07/2013 13:01:44.211137: Registration response sent
08/07/2013 13:01:44.211344: Requesting satellite to download image
08/07/2013 13:01:50.230455: Module register received
08/07/2013 13:01:50.231267: Registration response sent
08/07/2013 13:01:50.231467: Requesting satellite to download image
08/07/2013 13:01:58.486741: Module register received
08/07/2013 13:01:58.487977: Registration response sent
08/07/2013 13:01:58.488188: Requesting satellite to download image
08/07/2013 13:02:08.731982: Module register received
08/07/2013 13:02:08.732792: Registration response sent
08/07/2013 13:02:08.732990: Requesting satellite to download image
08/07/2013 13:02:20.830203: Module register received
08/07/2013 13:02:20.831182: Registration response sent
08/07/2013 13:02:20.831383: Requesting satellite to download image

如果执行调试FEX，您还会收到以下错误：

Debug fex error: output

2013 Aug  6 18:04:22.931029 fex: Reg resp: Failed to get card info for swcardid 149
2013 Aug  6 18:04:27.000098 fex: Cardinfo: Unknown card id to get (149)
2013 Aug  6 18:04:27.000130 fex: Reg resp: Failed to get card info for swcardid 149
2013 Aug  6 18:04:33.275629 fex: Cardinfo: Unknown card id to get (149)
2013 Aug  6 18:04:33.275662 fex: Reg resp: Failed to get card info for swcardid 149
2013 Aug  6 18:04:41.550785 fex: Cardinfo: Unknown card id to get (149)
2013 Aug  6 18:04:41.550817 fex: Reg resp: Failed to get card info for swcardid 149
2013 Aug  6 18:04:51.794688 fex: Cardinfo: Unknown card id to get (149)
2013 Aug  6 18:04:51.794720 fex: Reg resp: Failed to get card info for swcardid 149

解决方案

在NX-OS版本6.1(1)之前，N2K-2248TP-E FEX在Nexus 7000系列路由器上不受支持。 解决此问题的方法是升级到NX-OS 6.1(1)版或更高版本。完成升级后，FEX将联机。

Cisco Nexus 2000系列交换矩阵扩展器产品手册的第三个表描述了N2K-2248TP-E所需的最低代码版本。

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