Instruction manual

Operating a Stack of Hubs

4-4 893-839-C

2. If you are connecting to a modem, refer to the documentation

included with your modem for the conﬁguration parameters for

your equipment.

3. Connect the DB-9 plug end of the appropriate cable to the hub

communications port and the other end of the cable to the

appropriate port on the device.

4. Proceed to “

Monitoring Startup Diagnostics through the

Communications Port” to verify the startup diagnostic display.

Monitoring Startup Diagnostics through the Communications Port

When a 100-series hub that has a correctly conﬁgured console or modem

connected to the communications port is reset or powered on, you should see a

startup diagnostic message on your console that looks similar to this:

Bay Networks

BayStack

Hub

Hub firmware version:

x.x

System test... pass

Hub serial number:

xxxxxx

Number of hubs in cascade: x

Using stored config/Using downloaded config/Using factory config

Conﬁguring the NMM from a Management Console

If you have a communications port connection from a managed hub to a

terminal, PC, or modem, you can use that connection to conﬁgure your NMM.

To use a management console to conﬁgure your NMM, begin NMM boot

procedures according to the instructions in Using the BayStack 100-series

Network Management Modules that shipped with your NMM.

NOTE: The hub Exp LED will light solid amber if the NMM in the expansion

slot is not able to successfully load a conﬁguration and image ﬁle.

893-839-CBook Page 4 Thursday, December 12, 1996 4:18 PM