6 configuring mac address table, 1 references, 2 terminology – CANOGA PERKINS CanogaOS Configuration Guide User Manual

Page 39: 3 configuring address aging time

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CanogaOS Configuration Guide

Proprietary & Confidential Canoga Perkins Metro Ethernet Switches

Page 39 of 350

6 Configuring MAC Address Table

MAC address table contains address information for the switch to forward traffic between ports.
The address table includes these types of address:
1. Dynamic address: the source address learnt by the switch and will be aged after aging time if

this address is not hit. We only support IVL learning mode.

2. Static address: the source address manually added by administrators.

6.1 References

IEEE 802.1D
IEEE 802.1Q

6.2 Terminology

Following is a brief description of terms and concepts used to describe the MAC address table:

IVL

Independent VLAN Learning: for a given set of VLANs, if a given individual MAC Address is
learned in one VLAN, which learned information is not used in forwarding decisions taken for
that address relative to any other VLAN in the given set.

SVL

Shared VLAN Learning: for a given set of VLANs, if an individual MAC Address is learned in
one VLAN, which learned information is used in forwarding decisions taken for that address
relative to all other VLANs in the given set.

6.3 Configuring Address Aging Time

The aging time is not exact time. If aging time set to N, then the dynamic address will be aged
after N~2N interval. The default aging time is 300 seconds.

6.3.1 Topology

6.3.2 Configurations
Bridge 1

DUT#configure terminal

Enter the Configure mode.

DUT(config)#mac-address-table ageing-time 10

Set dynamic address aging time to 10 seconds.

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