Bridging
2-102 Using the Physical View Windows for the ETWMIM
The following Status Fields are available in the Token Ring Port Physical View
window:
Ring Speed
Displays the current ring speed conÞgured for your Token Ring port. You can
change the ring speed from this window by clicking on the option button next to
the desired ring speed: 4 Megabits/second or 16 Megabits/second. When you
reconÞgure the ring speed, the new speed will appear in the text box in this Þeld.
Ring State
Displays the state of the ETWMIMÕs Token Ring MAU with respect to the ring.
When the ring is Òopen,Ó the Token Ring MAU is participating in the ring poll
process and is receiving and transmitting data onto the ring. When the ring is
Òclosed,Ó the MAU is removed from the ring, and data is not being transmitted or
received on the ring. You can change the ring state from this window by clicking
on the option button next to the desired option: Open or Close. If you
successfully reconÞgure the ring state, the new state will appear in the text box in
this Þeld.
FNB State
The FNB State section displays, and lets you conÞgure, the state of the backplane
FNB connectors on the ETWMIM.
The right-hand side of the window displays the current connection conÞguration
for the FNB connectors on the ETWMIM, and lets you alter those options by using
the appropriate option button selections:
¥Connect Left indicates that the ETWMIM is/will be connected on the FNB to
the Þrst board to its left in the MMAC chassis with a valid right FNB
connection.
¥Disconnect Left indicates that the ETWMIM is/will be disconnected on the
FNB from any boards to its left in the MMAC chassis.
¥Connect Right indicates that the ETWMIM is/will be connected on the FNB
to the Þrst board to its right in the MMAC chassis with a valid left FNB
connection.
¥Disconnect Right indicates that the ETWMIM is/will be disconnected on the
FNB from any boards to its right in the MMAC chassis.
¥Enable Bypass indicates that the ETWMIM is/will be in bypass state. It will
not be connected to any boards on its left or right. In a shunting chassis, the
FNB will bypass the board to maintain the integrity of the ring across the
chassis.
¥Disable Bypass indicates that the ETWMIM is/will be inserted into the FNB,
according to the established FNB connection options above.