Extreme Networks ExtremeWare XOS Guide Manual page 435

no parity
■
XON/OFF flow control enabled
■
For console port access, you may need to press [Return] several times before the welcome prompt
appears.
The SNMP Network Manager cannot access the device:
Check that:
The Simple Network Management Protocol (SNMP) access is enabled for the system.
●
The device IP address, subnet mask, and default router are correctly configured, and that the device
●
has been reset.
The device IP address is correctly recorded by the SNMP Network Manager (refer to the user
●
documentation for the Network Manager).
The community strings configured for the system and Network Manager are the same.
●
The SNMPv3 USM, Auth, and VACM configured for the system and Network Manager are the
●
same.
The Telnet workstation cannot access the device:
Check that:
The device IP address, subnet mask, and default router are correctly configured, and that the device
●
has been reset.
You entered the IP address of the switch correctly when invoking the Telnet facility.
●
Telnet access is enabled 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.
Traps are not received by the SNMP Network Manager:
Check that the SNMP Network Manager's IP address and community string are correctly configured,
and that the IP address of the Trap Receiver is configured properly on the system.
The SNMP Network Manager or Telnet workstation can no longer access the device:
Check that:
Telnet access or SNMP access is enabled for the system.
●
The port through which you are trying to access the device has not been disabled. If it is enabled,
●
check the connections and network cabling at the port.
The port through which you are trying to access the device is in a correctly configured Virtual LAN
●
(VLAN).
The community strings configured for the device and the Network Manager are the same.
●
Try accessing the device through a different port. If you can now access the device, a problem with the
original port is indicated. Re-examine the connections and cabling.
A network problem may be preventing you from accessing the device over the network. Try accessing
the device through the console port.
ExtremeWare XOS 11.1 Concepts Guide
Using the Command Line Interface
435