Enterasys csx400 Betriebsanweisung
WAN Configuration
2-32
Local Management User’s Guide
If NO LMI was selected, complete the following:
•
Use the arrow keys to highlight DLCI Address. This field can be set to values from 0-1023.
The values 16-991 are typically used for virtual circuits.
The values 16-991 are typically used for virtual circuits.
•
Use the arrow keys to highlight Circuit State. Press the SPACE bar to select Active, then press
ENTER.
ENTER.
3.
If PPP was selected as the Protocol Manager instead of Frame Relay, the Max Xmit Unit setting
may be changed from the default of 1526 if desired.
may be changed from the default of 1526 if desired.
4.
Make any changes to the available settings as desired.
5.
Use the arrow keys to highlight the SAVE command. Press ENTER. The message “Save
Done!” displays and Local Management saves the changes to memory.
Done!” displays and Local Management saves the changes to memory.
The WAN configuration is complete for DDS service. Communication between the HSIM or
CyberSWITCH and the service provider’s switch takes approximately one to two minutes to
complete. A status of Inactive displays on a DLCI per DLCI basis by default until both ends of the
DLCI are configured correctly. Once both end devices have negotiated link management with the
switches, and are configured correctly on a DLCI per DLCI basis, the status field displays Active.
CyberSWITCH and the service provider’s switch takes approximately one to two minutes to
complete. A status of Inactive displays on a DLCI per DLCI basis by default until both ends of the
DLCI are configured correctly. Once both end devices have negotiated link management with the
switches, and are configured correctly on a DLCI per DLCI basis, the status field displays Active.
Troubleshooting the Frame Relay Connection
There are three troubleshooting tools on the HSIM or CyberSWITCH platform.
•
LM
•
The FR Error MIB Table, and reflects LMI or DLCI data errors
•
The Mib Navigator command “fr”
A discussion of what is provided by the FR DTE bridge/router and the FR DCE switch needs to be
clarified:
clarified:
Communication with the FR switch is done through one of two methods:
•
Asynchronous Status Messages. At any time the Fr Switch can send an unsolicited (no polling
from us) message to us. Each message contains information on one DLCI and one only. It has
the DLCI number and the DLCI state. We don't respond to this message, but we do adjust what
we know about DLCIs based on this information.
from us) message to us. Each message contains information on one DLCI and one only. It has
the DLCI number and the DLCI state. We don't respond to this message, but we do adjust what
we know about DLCIs based on this information.