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DAS-3600 Series Ethernet over VDSL Switch CLI Reference Manual
config fdb aging_time
Purpose
Used to set the aging time of the forwarding database.
Syntax
config fdb aging_time <sec 10-1000000>
Description
This command affects the learning process of the Switch. Dynamic forwarding table entries,
which are made up of the source MAC addresses and their associated port numbers, are
deleted from the table if they are not accessed within the aging time. The aging time can be
from 10 to 1000000 seconds with a default value of 300 seconds. A very long aging time can
result in dynamic forwarding table entries that are out-of-date or no longer exist. This may
cause incorrect packet forwarding decisions by the Switch. If the aging time is too short
however, many entries may be aged out too soon. This will result in a high percentage of
received packets whose source addresses cannot be found in the forwarding table, in which
case the Switch will broadcast the packet to all ports, negating many of the benefits of having
a switch.
Parameters
<sec 10-1000000>
−
The aging time for the MAC address forwarding database value. The
value in seconds may be between 10 and 1000000 seconds.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
To set the FDB aging time:
DAS-3626:admin#config fdb aging_time 300
Command: config fdb aging_time 300
Success.
DAS-3626:admin#
delete fdb
Purpose
Used to delete an entry to the Switch’s forwarding database.
Syntax
delete fdb <vlan_name 32> <macaddr>
Description
This command is used to delete a previous entry to the Switch’s MAC address forwarding
database.
Parameters
<vlan_name 32>
−
The name of the VLAN on which the MAC address resides.
<macaddr>
−
The MAC address that will be added to the forwarding table.
Restrictions
Only Administrator and Operator-level users can issue this command.
Example usage:
To delete a permanent FDB entry:
DAS-3626:admin#delete fdb default 00-00-00-00-01-02
Command: delete fdb default 00-00-00-00-01-02
Success.
DAS-3626:admin#
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Содержание DAS-3636
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Страница 5: ...PASSWORD RECOVERY PROCEDURE 474 ...
Страница 18: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To display the Switch status 13 ...
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Страница 115: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual show snmp v6host Restrictions None 110 ...
Страница 133: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To create a VLAN v1 tag 2 128 ...
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Страница 138: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To create a VLAN ID on the Switch 133 ...
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Страница 228: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To remove VID 10 from instance ID 2 223 ...
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Страница 256: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To display multicast MAC address table 251 ...
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Страница 314: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Usage example To enable SSH 309 ...
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Страница 319: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Usage example To disable SSH 314 ...
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Страница 354: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To create the method list Trinity 349 ...
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Страница 423: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage Show vdsl line bit map 418 ...
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Страница 452: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual show error ports Restrictions None 447 ...
Страница 453: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To display the errors of the port 3 448 ...
Страница 458: ...DAS 3600 Series Ethernet over VDSL Switch CLI Reference Manual Example usage To clear the counters 453 ...