Product specifications

Module Components
3-4 Installing the DIGITAL VNswitch 900FX
Item Icon Name Description
8 Reset/Dump
Button
Used to either reset the module or perform
an upline dump of the operational image,
followed by a reset. If this button is
depressed as operational code initializes,
the module will reset to current settings.
If the module is in operation mode, hold
the button for 5 seconds. Use a non-
conductive device to press the button.
9 Address
Label
Contains the lowest of 256 consecutive
Media Access Control (MAC) addresses
that corresponds to port 1.
10 Mod-FDDI
Port Status
LEDs
Mod-FDDI
Port Activity
LEDs
Shows the status of the port. Indicates if
the port is enabled or disabled and
receiving a valid link.
Indicates network traffic level.
11 Mod-FDDI
MMI card
slots
Supports installation of the Mod-FDDI
cards. The top slot is labeled A/M. The
bottom slot is labeled B/S. In a dual ring or
tree topology, the top port is the M port
and the bottom port is the S port.
12 MM-100 Port
Status LED
Shows the status of the port. Indicates if
the port is enabled or disabled and
receiving a valid link.
MM-100 Port
Activity LED
Indicates network traffic level.
13 MM-100 MMI
card slots
Supports physical interfaces that can
provide an MII interface to the MAC. Has
a dual pair of color LEDs labeled FRU and
PHY LEDs that indicate state.