Extreme networks Summit1 Manuale Utente

C-2

S

UMMIT

 S

WITCH

 I

NSTALLATION

 

AND

 U

SER

 G

UIDE

T

ROUBLESHOOTING

Both sides if the gigabit link must be enabled or disabled. It the two are different, 
typically the side with autonegotiation disabled will have the link LED list, and the 
side with autonegotiation enabled will not list. The default configuration for a 
gigabit port is autonegotiation enabled. This can be verified by entering the 
following command:

U

SING

 

THE

 C

OMMAND

-L

INE

 I

NTERFACE

Check that your terminal or terminal emulator is correctly configured.

For console port access, you may need to press [Return] several times before the 
welcome prompt appears.

Check the settings on your terminal or terminal emulator. The settings are 9600 baud, 8 
data bits, 1 stop bit, no parity, XON/OFF flow control enabled.

Check that the device's IP address, subnet mask, and default router are correctly 
configured, and that the device has been reset. 

Check that the device's IP address is correctly recorded by the SNMP Network Manager 
(refer to the user documentation for the Network Manager). 

Check that the community strings configured for the switch and Network Manager are 
the same.

Check that SNMP access was not disabled for the switch.

Check that the device's IP address, subnet mask and default router are correctly 
configured, and that the device has been reset. Ensure that you enter the IP address of 
the switch correctly when invoking the Telnet facility. Check that Telnet access was not 
disabled for the switch. If you attempt to log in and the maximum number of Telnet 
sessions are being used, you should receive an error message indicating so.

Summit.bk : CTRBLSHT.FM  Page 2  Thursday, June 18, 1998  9:27 AM