[c-nsp] mac-address-table aging-time cannot go < 480

Tassos Chatzithomaoglou achatz at forthnet.gr
Thu Aug 19 08:23:10 EDT 2010


I guess someone forgot to add the warning message in SXI4a.

--
Tassos

Tóth András wrote on 18/08/2010 18:18:
> http://www.cisco.com/en/US/products/ps9336/products_tech_note09186a0080a7c837.shtml#misc
> See the "Configure the MAC aging timer to three times the MAC
> synchronization timer value." at the Miscellaneous section at the end.
>
> http://www.cisco.com/en/US/docs/ios/lanswitch/command/reference/lsw_m1.html#wp1119223
> The following example shows how OOB affects modifying the aging-time:
>
> mac-address-table aging-time 250
> %% Vlan Aging time not changed since OOB is enabled and requires aging
> time to be atleast
> 3 times OOB interval - default: 480 seconds
>
>
>
> On Wed, Aug 18, 2010 at 3:43 PM, Tassos Chatzithomaoglou
> <achatz at forthnet.gr>  wrote:
>    
>> I'm using SXI4a
>>
>> 6500#conf t
>> Enter configuration commands, one per line.  End with CNTL/Z.
>> 6500(config)#mac-address-table aging-time 300
>> 6500(config)#^Z
>> 6500#sh mac address-table aging-time
>> Vlan    Aging Time
>> ----    ----------
>> Global  480
>> no vlan age other than global age configured
>>
>> 6500#conf t
>> Enter configuration commands, one per line.  End with CNTL/Z.
>> 6500(config)#mac-address-table aging-time 479
>> 6500(config)#^Z
>> 6500#sh mac address-table aging-time
>> Vlan    Aging Time
>> ----    ----------
>> Global  480
>> no vlan age other than global age configured
>>
>> 6500#conf t
>> Enter configuration commands, one per line.  End with CNTL/Z.
>> 6500(config)#mac-address-table aging-time 481
>> 6500(config)#^Z
>> 6500#sh mac address-table aging-time
>> Vlan    Aging Time
>> ----    ----------
>> Global  481
>> no vlan age other than global age configured
>>
>>
>>
>>
>> In SXI3 it works fine
>>
>> 6500#sh mac address-table aging-time
>> Vlan    Aging Time
>> ----    ----------
>> Global  300
>> no vlan age other than global age configured
>>
>>
>> --
>> Tassos
>>
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>>      
>    



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