Configure Stpd Ports Mode - Extreme Networks ExtremeWare XOS Command Reference Manual

STP Commands

configure stpd ports mode

configure stpd <stpd_name> ports mode [dot1d | emistp | pvst-plus]
<port_list>
Description
Configures the encapsulation mode for the specified port list.
Syntax Description
stpd_name
dot1d
emistp
pvst-plus
port_list
Default
Ports in the default STPD (s0) are
Usage Guidelines
If your STPD has the same name as another component, for example a VLAN, Extreme Networks
recommends that you specify the identifying keyword as well as the name. If your STPD has a name
unique only to that STPD, the keyword
You can specify the following STP encapsulation modes:
• —This mode is reserved for backward compatibility with previous STP versions. BPDUs are
dot1d
sent untagged in 802.1D mode. Because of this, any given physical interface can have only one STPD
running in 802.1D mode.
—This mode sends BPDUs with an 802.1Q tag having an StpdID in the VLANid field.
•
emistp
• —This mode implements PVST+ in compatibility with third-party switches running this
pvst-plus
version of STP. The STPDs running in this mode have a one-to-one relationship with VLANs, and
send and process packets in PVST+ format.
Example
The following command configures STPD s1 with PVST+ packet formatting for slot 2, port 1:
configure stpd s1 ports mode pvst-plus 2:1
History
This command was available in ExtremeWare XOS 10.1.
510
Specifies an STPD name on the switch.
Specifies the STP encapsulation mode of operation to be 802.1d.
Specifies the STP encapsulation mode of operation to be EMISTP.
Specifies the STP encapsulation mode of operation to be PVST+.
Specifies one or more slots and ports. May be in the form 2:*, 2:5, 2:6-2:8.
mode. Ports in user-created STPDs are in
dot1d
is optional.
stpd
mode.
emistp
ExtremeWare XOS 11.0 Command Reference Guide