Configuring Stp; Enabling/Disabling Stp; Configuring Stp Mode; Configuring Stp Parameters - Zte ZXR10 5900 Series User Manual

Command
spanning-tree {enable|disable}
ZXR10(config)#
Command
spanning-tree mode {sstp|rstp|mstp}
ZXR10(config)#

Configuring STP

Enabling/Disabling STP

Note:
Disable STP on ZXR10 5900/5200, all ports that physical status is
up are set Forwarding status. In default, STP is disabled.

Configuring STP Mode

By default, STP mode of ZXR10 5900/5200 is MSTP. Whichever
mode is selected, it can be fully compatible and interoperable with
other two modes.

Configuring STP Parameters

The parameters of STP protocol is as follow:
� max-age
In the CST structure, latest BPDU packets are transferred from
the Root switch to the leave switch along the CST structure.
The message-age value of the BPDU packet sent by the Root
switch is 0 and increases by 1 after each middle switch. The
max-age value does not change at all. When the message-age
value of a BPDU packet is greater than the max-age value, this
BPDU packet is invalid.
� hello-time
It is to control the interval for sending BPDU packet.
� forward-delay
In case of non-state fast transition, it decides the delay (2 x
forward-delay) of the port from Blocking to Forwarding.
� max-hops
Confidential and Proprietary Information of ZTE CORPORATION
Chapter 6 STP Configuration
Function
This enables or disables STP.
Function
This configures STP mode.
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