[c-nsp] ME6500

Rubens Kuhl Jr. rubensk at gmail.com
Tue Aug 12 07:57:14 EDT 2008


On Tue, Aug 12, 2008 at 8:53 AM, Adrian M <adrian.minta at gmail.com> wrote:
>> On some platforms, "conf t" +"no arp a.b.c.d" can do this, but I
>> haven't tried it on ME6524. Is "clear arp interface <xxx>" where <xxx>
>> is the interface where the arp entry is located won't probably be that
>> hard, unlesss you have thousand of entries on that routed or SVI
>> interface.
>
>
> "no arp a.b.c.d" doesn't work :(
> "clear arp x.x.x.x" doesn't exist either.
> "clear arp-cache interface GigabitEthernet 1/10" is not clearing arp
> entries from GigabitEthernet1/10.215

clear arp interface GigabitEthernet1/10.215, perhaps ?

>>> How to display mac learned on a routed subinterface
>>> "sh mac-address-table" don't display mac addresses for ports like Gi1/10.200
>>
>> I don`t think routed subinterfaces have mac-address-table, by
>> definition... ping <broadcast address of Gi1/10.200> (use both
>> all-zeros and all-ones broadcasts) followed by show ip arp gi1/10.200
>> will likely show whoever is attached to that interface (even for hosts
>> that don't answer ping, because it's not common to filter out arp
>> requests/responses in host firewalls these days).
>>
>
> Ok ! But the box is still a switch. It uses internal vlans.

And still one can disable mac-learning on any vlan, whether it has an
SVI or not.


Rubens


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