From: Kenneth Wygand (KWygand@customonline.com)
Date: Tue Sep 30 2003 - 10:46:15 GMT-3
My mistake. The encapsulation is dot1q. I was mixing two questions
together.
Anyone have any ideas?
Thanks,
Kenneth E. Wygand
Systems Engineer, Project Services
CISSP #37102, CCNP, CCDP, MCP 2000, CNA 5.1, Network+, A+
Custom Computer Specialists, Inc.
"It's not just about ending up where you want to be, it's about making
the most of the trip there."
-Anonymous
-----Original Message-----
From: ccie2be [mailto:ccie2be@nyc.rr.com]
Sent: Tuesday, September 30, 2003 9:44 AM
To: Group Study; Kenneth Wygand
Subject: Re: Native-VLAN vs. Switchport Access VLAN
Native vlan on an ISL trunk? I thought that when ISL is used all frames
are
tagged and therefore there is no "Native vlan" unlike with 802.1q where
the
native vlan is untagged. Am I wrong?
----- Original Message -----
From: "Kenneth Wygand" <KWygand@customonline.com>
To: <ccielab@groupstudy.com>
Sent: Tuesday, September 30, 2003 9:35 AM
Subject: Native-VLAN vs. Switchport Access VLAN
> Hello group,
>
>
>
> I have two (2) 3550's with an ISL trunk between them on
FastEthernet0/10
> (both sides).
>
>
>
> I have a practice lab question that states "If the trunk encapsulation
> should fail, ensure that VLAN 568 is still forwarded across the link".
>
>
>
> My thought was to set the trunk mode to DESIRABLE on both sides and
> include a "switchport access vlan 568" command on the interface in the
> case when the trunk does not establish. However, the answer key
states
> that the trunk is nailed down on both sides (switchport mode trunk)
and
> the native-vlan is set to 568 on both sides (switchport trunk native
> vlan 568).
>
>
>
> Which is right, or do both answers satisfy the requirements?
>
>
>
> If these yield different results and a question like this is asked on
> the lab exam, what question could we ask of the proctor to determine
> which configuration is correct?
>
>
>
> Thanks,
>
>
>
> Kenneth E. Wygand
> Systems Engineer, Project Services
>
> CISSP #37102, CCNP, CCDP, MCP 2000, CNA 5.1, Network+, A+
> Custom Computer Specialists, Inc.
> 70 Suffolk Court
> Hauppauge, NY 11788
> (631) 864-6699 x1755
>
> "It's not just about ending up where you want to be, it's about making
> the most of the trip there."
> -Anonymous
>
> ***Get your CCIE and a FREE vacation: Shop.GroupStudy.com***
>
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