Nexus:hardware type changed to No-Transceiver
如下是相关的案例:
1、N5K & Cat3750
较新版本的NX-OS在N5K上支持1G或10G,但N5K不支持auto-speed sensing
如下是故障信息的体现:3750和N5K之间安装GLC-SX-MM模块并连接,在3750上看了相关状态,出现了这个错误:
Description: Gi1/1/1: This port has been disabled because Non Compliant Gigabit Interface Converter (GBIC) connector detected.
(此端口已被禁用,因为检测到非兼容千兆位接口转换器(GBIC)连接器。)
Recommendation: Replace connector with cisco compliant Gigabit Interface Converter (GBIC) connector. Refer switch technical documentation to determine cisco compliant connector. Enable the port again.
(使用符合cisco标准的千兆位接口转换器(GBIC)连接器替换连接器。 请参阅交换机技术文档以确定符合cisco的连接器。 再次启用端口。)
操作如下:
①两个设备都支持GLC-SX-MM
②尝试shu/no shu接口
③Cat3750上体现的log:
*Apr 16 01:48:41.190: %PHY-4-SFP_NOT_SUPPORTED: The SFP in Gi1/1/1 is not supported
*Apr 16 01:48:41.190: %PM-4-ERR_DISABLE: gbic-invalid error detected on Gi1/1/1, putting Gi1/1/1 in err-disable state
④查看接口(支持GLC-SX-MM,接口下显示信息也OK)
3750_sw1#sh int gig 1/1/1 capa
GigabitEthernet1/1/1
Model: WS-C3750X-48P
Type: 1000BaseSX SFP
Speed:
Duplex: full
Trunk encap. type: 802.1Q,ISL
Trunk mode: on,off,desirable,nonegotiate
Channel: yes
Broadcast suppression: percentage(0-100)
Flowcontrol: rx-(off,on,desired),tx-(none)
Fast Start: yes
QoS scheduling: rx-(not configurable on per port basis),
tx-(4q3t) (3t: Two configurable values and one fixed.)
CoS rewrite: yes
ToS rewrite: yes
UDLD: yes
Inline power: no
SPAN: source/destination
PortSecure: yes Dot1x: yes
3750_sw1#
⑤但是3750的状态是not connect
3750_sw1#sh int gig 1/1/1 status Port Name Status Vlan Duplex Speed Type
Gi1/1/1 notconnect 1 auto auto 1000BaseSX SFP
3750_sw1#
⑥查看N5K上接口状态和信息:
N5K1# sh int e1/5 status --------------------------------------------------------------------------------
Port Name Status Vlan Duplex Speed Type
--------------------------------------------------------------------------------
Eth1/5 -- sfpInvali 1 full 10G SFP-1000BAS
N5K1#
N5K1# sh int e1/5 capa
Ethernet1/5
Model: N5K-C5548UP-SUP
Type (SFP capable): 10Gbase-(unknown)
Speed: 1000,10000
Duplex: full
Trunk encap. type: 802.1Q
Channel: yes
Broadcast suppression: no
Flowcontrol: rx-(off/on),tx-(off/on)
Rate mode: none
QOS scheduling: rx-(6q1t),tx-(1p6q0t)
CoS rewrite: no
ToS rewrite: no
SPAN: yes
UDLD: yes
Link Debounce: yes
Link Debounce Time: yes
MDIX: no
Pvlan Trunk capable: yes
TDR capable: no
FabricPath capable: yes
Port mode: Switched
FEX Fabric: yes N5K1#
其实这里应该看到N5K和Cat3750之间的speed不匹配。
⑦查看N5K的log
N5K1#sh log | inc 1/5
...
2019 Apr 6 18:10:26 N5K1 %ETHPORT-5-IF_DOWN_NONE: Interface Ethernet1/5 is down (None)
...
2019 Apr 6 19:06:10 N5K1 %ETHPORT-5-IF_HARDWARE: Interface Ethernet1/5, hardware type changed to No-Transceiver
⑧在N5K手动设置速度
N5K1# sh int e1/5 stat --------------------------------------------------------------------------------
Port Name Status Vlan Duplex Speed Type
--------------------------------------------------------------------------------
Eth1/5 -- connected 1 full SFP-1000BAS
N5K1#
可以看到修改后正常了。
Summary: The newer versions of NX-OS support 1G or 10G on the N5K, but the N5K is not auto-speed sensing. If you run into something similar, even error messages on the remote device, check the port speed on the N5K.
2、N5600 & FEX 2248PQ
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