Source Learning Specifications Managing Source Learning
page 2-2 OmniSwitch AOS Release 6 Network Configuration Guide September 2009
Source Learning Specifications
The functionality described in this chapter is supported on the OmniSwitch 6400, 6800, 6850, 6855, and
9000 switches unless otherwise stated in the following Specifications table or specifically noted within any
section of this chapter.
Source Learning Defaults
RFCs supported 2674—Definitions of Managed Objects for Bridges
with Traffic Classes, Multicast Filtering and
Virtual LAN Extensions
IEEE Standards supported 802.1Q—Virtual Bridged Local Area Networks
802.1D—Media Access Control Bridges
Maximum number of learned MAC addresses when
synchronized MAC source learning mode is enabled
OmniSwitch 9000 = 16K/chassis
OmniSwitch 6400, 6800, and 6850 = 16K/stack
OmniSwitch 6855 = 16K/standalone switch
Maximum number of learned MAC addresses per
OmniSwitch 9000 when distributed MAC source
learning mode is enabled.
16K per module; up to 64K per chassis.
Note: Distributed MAC source learning mode is not
supported on OmniSwitch 6400, 6800, 6850, and
6855 switches.
Maximum number of static L2 multicast MAC
addresses
OmniSwitch 9000 = 1024/chassis
OmniSwitch 6400 = 256/stack
OmniSwitch 6850 = 1024/stack
OmniSwitch 6855 = 1024/standalone switch
Parameter Description Command Default
Static MAC address management status mac-address-table permanent
Static MAC address operating mode mac-address-table bridging
MAC address aging timer mac-address-table aging-time 300 seconds
MAC source learning mode source-learning chassis-distributed synchronized
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