From: Victor Cappuccio (cvictor@protokolgroup.com)
Date: Sun Mar 12 2006 - 02:23:01 GMT-3
I thought that only VTP Exchange Messages where sent to trunk ports??
Mushtaq A. Khan escribis:
> On Non Trunk ports only "Switchport mode access" will disable the DTP. To
> disable VTP traffic, you'll need to configure "VTP Transparent" on both
> switches. "Switchport nonegotiate" can be used on trunk ports to disable
> autonegotiation.
>
> *NON-TRUNK PORT:*
> sw2#sh int f1/0/7 switch | inc Negotiation
> *Negotiation of Trunking: On*
> sw2(config)#int f1/0/7
> sw2(config-if)#sw mod acc
> sw2(config-if)#end
> sw2#sh int f1/0/7 switch | inc Negotiation
> *Negotiation of Trunking: Off*
>
> **
> *TRUNK PORT:*
> sw2#sh int f1/0/23 switchport
> Name: Fa1/0/23
> Switchport: Enabled
> Administrative Mode: trunk
> Operational Mode: trunk
> Administrative Trunking Encapsulation: isl
> Operational Trunking Encapsulation: isl
> *Negotiation of Trunking: On*
> Access Mode VLAN: 1 (default)
> Trunking Native Mode VLAN: 1 (default)
> Administrative Native VLAN tagging: enabled
> Voice VLAN: none
> ....
>
> sw2(config)#int f1/0/23
> sw2(config-if)# sw nonegotiate
> sw2(config-if)#end
> sw2#sh int f1/0/23 switchport
> 1w1d: %SYS-5-CONFIG_I: Configured from console by console
> sw2#sh int f1/0/23 switchport
> Name: Fa1/0/23
> Switchport: Enabled
> Administrative Mode: trunk
> Operational Mode: trunk
> Administrative Trunking Encapsulation: isl
> Operational Trunking Encapsulation: isl
> *Negotiation of Trunking: Off*
> Access Mode VLAN: 1 (default)
> Trunking Native Mode VLAN: 1 (default)
> Administrative Native VLAN tagging: enabled
> Voice VLAN: none
> ....
>
> HTH,
> Mushtaq
>
> On 3/11/06, jnkmail4eva@yahoo.com <jnkmail4eva@yahoo.com> wrote:
>
>> What if port f0/5 to f/10 are not trunk ports but access ports.
>> Question states that to block all vtp and dtp broadcast traffic on the
>> above listed ports.
>>
>> so th following should work
>>
>> interface range f0/5 - 10
>> switchport mode acess
>> switchport trunk non-negotiate
>>
>>
>> and since these ports are not trunk ports, they will not broadcast any vtp
>> traffic.
>>
>> Am I right in my solution ?
>> Please advice.
>>
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