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Cisco WS-C3500-XL fastethernet ports are not showing

zohaibhafeez
Level 1
Level 1

Greetings,

I have just got a refurbished Cisco WS-C3500-XL switch for my home network but I do not see any fast ethernet ports when I do show interfaces status, I only see two Gigabit ports Gi0/1 and Gi0/2. I have also reset the switch to factory default settings but that did not help either. Show running-config also shows the two Gigabit interface and one VLAN interface that I created during first time configuration wizard. 

Any help will be highly appreciated.

 

Thanks in advance.

7 Replies 7

Mark Malone
VIP Alumni
VIP Alumni
Hi
what happens if you try configure an FE port does it show it , conft then type interface ? see what options there are , they should be there automatically by default , is there any alerts in logging hardware problems ?

Hi Mark Malone,

Thanks for your reply. config t and then interface ? shows the below output:

GigabitEthernet GigabitEthernet IEEE 802.3z
Multilink Multilink-group interface
Port-channel Ethernet Channel of interfaces
VLAN Switch VLAN Virtual Interface
Virtual-TokenRing Virtual TokenRing

 

Strangely enough, show version shows the 48 Fast Ethernet ports but I am unable to see them anywhere else:

cisco WS-C3548-XL (PowerPC403) processor (revision 0x01) with 16384K/1024K bytes of memory.
Processor board ID FAB0536V3AS, with hardware revision 0x00
Last reset from power-on

Processor is running Enterprise Edition Software
Cluster command switch capable
Cluster member switch capable
48 FastEthernet/IEEE 802.3 interface(s)
2 Gigabit Ethernet/IEEE 802.3 interface(s)

32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: 00:07:50:B0:DF:80
Motherboard assembly number: 73-3903-08
Power supply part number: 34-0971-01
Motherboard serial number: FAB05361BPO
Power supply serial number: APQ053504E7
Model revision number: A0
Motherboard revision number: C0
Model number: WS-C3548-XL-EN
System serial number: FAB0536V3AS
Configuration register is 0xF

 

Could you please help me turn on the alerts or logging for hardware problems?

Thanks,

Zohaib

To me it looks faulty as you cant even see the ports, that suggest there may be a board problem , the 2 gb ports are most likely on a separate ASIC on the switch so are not effected

 

The fact you cant see the ports is not good , no matter what you do ports should always be there configurable on a switch , you can only turn thm, on or off you cant make them disappear like that without something not be right internally

 

hardware faults should come straight to console by default if not you can set logging console or logging monitor if remote but if the borads not responding at all for the FEs then it wont alert anyway

 

what does the show inventory provide

 

 

I would give it another clean factory reset see what happens , there's not many other options but return it :(

show inventory does not work. I think you are right, it might be a faulty board. I will talk to the vendor. Thanks for your quick help!

yes sorry I couldn't provide something more positive for you

Leo Laohoo
Hall of Fame
Hall of Fame
The 3500XL is more than 15 years old. There's a high chance the board is dead.