User manual

SS2R24G4i/SS2R48G4i
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frame. When VLANs are configured, the switch will forward unicast frame within the same VLAN. If
the destination MAC address is found in the MAC table but belonging to different VLANs, the
switch can only broadcast the unicast frame in the VLAN it belongs to.
8.2 Commands for MAC address table configuration
8.2.1 mac-address-table aging-time
Command mac-address-table aging-time {<age> | 0}
no mac-address-table aging-time
Function Set the aging time for address mapping entries in the MAC table dynamically learnt; the “no
mac-address-table aging-time” command restores the aging time to the default 300 seconds.
Parameter < age> is the aging time in seconds, the valid range is 10 to 100000; 0 for no aging.
Command mode Global Mode
Default The system default aging time is 300 seconds.
8.2.2 mac-address-table
Command mac-address-table static address <mac-addr> vlan <vlan-id > interface
[Ethernet|port-channel]<interface-name>
no mac-address-table [static |dynamic] [address <mac-addr>] [vlan <vlan-id>] [interface
<interface-name>]
Function Add or modify static address entries, The “no mac-address-table [static |dynamic]
[address <mac-addr>] [vlan <vlan-id>] [interface <interface-name>” command deletes the
static,dynamic and mac address table entries.
Parameter static is the static entries; <mac-addr> MAC address to be added or
deleted;<interface-name> name of the port transmitting the MAC data packet;<vlan-id> is the vlan
number.
Command Mode Global mode
Default When VLAN or Layer 3 interface is configured and is up, the system will generate an static
address mapping entry of which the inherent MAC address corresponds to the VLAN or Layer 3
interface.
8.2.3 mac-address-table blackhole
Command mac-address-table blackhole address <mac-addr> vlan <vlan-id >
no mac-address-table blackhole [address <mac-addr>] [vlan <vlan-id>]
Function Add or modify filtering address entries,the “no mac-address-table blackhole [address
<mac-addr>] [vlan <vlan-id>]” deletes filtering address entries.
Parameter <mac-addr> MAC address to be added or deleted; <vlan-id> receives vlan number of the
MAC data packet