[c-nsp] Question - VLAN tagging Catalyst 6500 to Linux Host

Security Team cisco at peakpeak.com
Tue Apr 6 13:02:19 EDT 2010




On 4/6/10 10:50 AM, "Nick Hilliard" <nick at inex.ie> wrote:

> On 06/04/2010 17:26, Security Team wrote:
>> interface Port-channel32
> [...]
>>  switchport nonegotiate
>> !
>> interface GigabitEthernet4/32
> [...]
>>  switchport nonegotiate
> 
> Are you sure you want to disable autonegotiation?  Unless the other side
> also configures this, the link will not come up.

The other side is hard wired to GigE so it's OK in this case.

> 
> Also, make sure that the remote end has LACP configured correctly.  You may
> need to assume that they are liars until proven otherwise.
> 
> Nick
> 

I do have the bonding LACP part actually working and moving Native VLAN IP
traffic.  It's the simultaneous tagging/untagging part I'm worried about.

Thanks,
CJ




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