RE: 3550's VLAN 1 interface

From: MMoniz (ccie2002@tampabay.rr.com)
Date: Sat Jun 21 2003 - 12:56:35 GMT-3


Now I have no devices connected to VLAN 1 and no trunking and all SVI's in
no shut

Interface IP-Address OK? Method Status Protocol
Vlan1 10.1.1.1 YES manual up down
Vlan2 unassigned YES NVRAM up up
Vlan6 133.5.8.8 YES NVRAM up up
Vlan20 10.115.6.1 YES NVRAM up down
Vlan21 10.115.6.129 YES NVRAM up down
Vlan22 10.115.7.1 YES NVRAM up down

interface Vlan1
 ip address 10.1.1.1 255.255.255.0
!
interface Vlan2
 no ip address
!
interface Vlan6
 ip address 133.5.8.8 255.255.255.0
!
interface Vlan20
 ip address 10.115.12.1 255.255.255.0 secondary
 ip address 10.115.6.1 255.255.255.128
 no ip redirects
 standby 1 ip 10.115.6.2
 standby 1 timers 3 5
 standby 1 priority 100
 standby 1 preempt
 standby 2 ip 10.115.12.2
 standby 2 timers 3 5
 standby 2 priority 100
 standby 2 preempt
!
interface Vlan21
 ip address 10.115.6.129 255.255.255.128
!
interface Vlan22
 ip address 10.115.7.1 255.255.255.248
!

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
Jonathan V Hays
Sent: Saturday, June 21, 2003 11:11 AM
To: ccielab@groupstudy.com
Cc: 'lg01'
Subject: RE: 3550's VLAN 1 interface

After you create an SVI and assign an ip address you must enter "no
shutdown" on the SVI to make it active. This has nothing to do with what
is connected to the switch.

HTH

> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
> Behalf Of lg01
> Sent: Saturday, June 21, 2003 6:29 AM
> To: ccielab@groupstudy.com
> Subject: 3550's VLAN 1 interface
>
>
> Hi Group,
>
> After some study on Cat 3550, I notice something that I'm not
> too sure, hence I want to confirm...
>
> With the SVI for VLAN 1, does it only comes up when there are
> 2 switches connecting to each other?
>
> In other words, if I only got one switch (while all the
> others are routers), is it true that the VLAN 1 will always stay down
>
> As in...
>
> Switch#sh ip int brief
> Interface IP-Address OK? Method Status Protocol
> Vlan1 35.50.100.35 YES NVRAM up down
> Vlan20 35.50.20.35 YES NVRAM administratively down down
> Vlan30 35.50.30.35 YES NVRAM administratively down down
>
> Thanks.
>
>
>
>
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