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Chapter 2: Bridging Configuration Guide
42 SmartSwitch Router User Reference Manual
Define the Maximum Age
If a bridge does not hear BPDUs from the root bridge within a specified interval, it
assumes that the network has changed and recomputes the spanning-tree topology.
To change the default interval setting, enter the following command in Configure mode:
Configuring a Port or Protocol based VLAN
To create a port or protocol based VLAN, perform the following steps in the Configure
mode.
1. Create a port or protocol based VLAN.
2. Add physical ports to a VLAN.
Create a Port or Protocol Based VLAN
To create a VLAN, perform the following command in the Configure mode.
Adding Ports to a VLAN
To add ports to a VLAN, perform the following command in the Configure mode.
Configuring VLAN Trunk Ports
The SSR supports standards-based VLAN trunking between multiple SSRs as defined by
IEEE 802.1Q. 802.1Q adds a header to a standard Ethernet frame which includes a unique
VLAN id per trunk between two SSRs. These VLAN ids extend the VLAN broadcast
domain to more than one SSR.
To configure a VLAN trunk, perform the following command in the Configure mode.
Change the amount of time a bridge will
wait to hear BPDUs from the root bridge.
stp set bridging max-age
<num>
Create a VLAN.
vlan create
<vlan-name> <type>
id
<num>
Add ports to a VLAN.
vlan add ports
<port-list>
to
<vlan-name>
Configure 802.1Q VLAN trunks.
vlan make
<port-type> <port-list>