User`s guide

DGS-3100 Gigabit Ethernet Switch Manual
68
DGS3100# config stp mst_config_id revision_level 10 name Trinity
Success.
DGS3100#
config stp mst_ports
Purpose STP instance. To update the port configuration for a M
Syntax
config stp mst_ports < p
{internalCost [auto | va
ortlist> instance_id <value 0-15>
lue 1-200000000] | priority <value 0-240>}
Description the port configuration
instance_id. If a loop occurs, the MSTP function uses the
to select an interface to put into the forwarding state. Set
for interfaces to be selected for forwarding
first. In instances wh rity value is identical, the MSTP
function implements the lowest port number into the forwarding state
ber that lower priority
ckets.
The config stp mst_ports command updates
for a STP
port priority
a higher priority value
ere the prio
and other interfaces are blocked. Remem
values mean higher priorities for forwarding pa
Parameters t is
ed by listing the lowest switch number and the beginning port
number on that switch, separated by a colon. Then the highest
mber, and the highest port number of the range (also
a colon) are specified. The beginning and end of the
port list range are separated by a dash. For example, 1:3 specifies
switch number 1, port 3. 2:4 specifies switch number 2, port 4. 1:3-
2:4 specifies all of the ports between switch 1, port 3 and switch 2,
an STP instance. The
ecifies setting the quickest route automatically and
rnalCost represents a quicker
priority <value 0-240> - The priority for the port interface The value
between 0 and 240. A lower number denotes a higher
A higher priority designates the interface to forward packets
<portlist> - A port or range of ports to be configured. The port lis
specifi
switch nu
separated by
port 4, in numerical order.
instance_id <value 0-15> - The previously configured instance_id.
The value may be between 0 and 15. An entry of 0 denotes the
CIST (Common and Internal Spanning Tree.
internalCost – The relative cost of forwarding packets to specified
ports when an interface is selected within
default setting is auto. There are two options:
• auto – Sp
optimally for an interface. The default value is derived from
the media speed of the interface.
• value 1-200000000 – Specifies setting the quickest route
when a loop occurs. The value may be in the range of 1-
200000000. A lower inte
transmission.
may be
priority.
first.
Restrictions Only administrator-level users can issue this command.
Example usage:
To designate ports module one, with instance ID 2, to have an auto internalCost and a priority of 16:
DGS3100# config stp mst_config_id ports 1:1-1:5 instance_id 2
internalCost auto priority 16
1 through 5 on