RE: Large number of VLANS [7:65815]

2003-03-21 Thread CCIE #6746
Have you tried BBSM, it much easier than that to use and it's compatible
with all popular billing systems. I did many installs of it as a Cisco SE


-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] 
Sent: Thursday, March 20, 2003 4:21 PM
To: [EMAIL PROTECTED]
Subject: Re: Large number of VLANS [7:65815]

I have goten it to work in a lab enviroment, i.e. with out using VTP, just
using VTP transperant mode and manualy configuring the vlans on all the
switchs.

Even though I use the switchport trunk allowed vlan command to limmit
vlans on the trunk links, VTP still send the whole list through, and the
2950 switch goes to transparent mode as soon as the vlans go over the 254 it
can handle.

I am going to be using this at a Hotel, that is using a system called the
Universal subscriber gateway from a company called Nomadix, it4s similar to
cisco4s BBSM

In this case we are using VLAN per room, to make the billing easyer, for
example. if you are using VLAN 202 you are in room 202, so the billing
system can send the bill to the correct room, for internet usage.




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RE: Large number of VLANS [7:65815]

2003-03-21 Thread CCIE #6746
You should use the port protected feature on the switches instead of
separate vlans.  This let's you use a single vlan or whatever needed, but
does not allow a port within a vlan to talk to another port in the vlan.
You can also implement this for meeting rooms on the cisco wireless products
but it is not in the menu system, if you are doing this I can send you the
top secret commands.  With this enabled wireless clients cannot see or
share files with other wireless clients, works well for public wireless
areas.

Dave

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] 
Sent: Thursday, March 20, 2003 3:46 AM
To: [EMAIL PROTECTED]
Subject: Large number of VLANS [7:65815]

Hi

One question

If I have the need to use many VLANS, let4s say around 400, can could I use
a 3550 switch that supports 1005 vlans as the core, and then 2950 switches
in the wiring closets, but they dont support more than 250 vlans, i.e. can I
use the 3550 with all the vlans, and the just trunk for example vlans 100-50
to switch 1, 151-200 to switch 2, and so one, and would be possible to
implement that with VTP ?




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RE: Large number of VLANS [7:65815]

2003-03-20 Thread alaerte Vidali
Uau,  good question.

I can´t reproduce that in a lab.

What will happen when the 3550 advertises 251 Vlans. Maybe the 2950 will
implement just the first 250 Vlans.

Hope somebody helps.


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RE: Large number of VLANS [7:65815]

2003-03-20 Thread Skarphedinsson Arni V.
I was testing this in my lab, and could not get VTP to work with this setup,
as soon as I went over 254 vlans the Cat2950 gave me this message

00:17:11: %SW_VLAN-6-VTP_MODE_CHANGE: VLAN manager changing device mode from
CLIENT to TRANSPARENT.
00:17:11: VTP LOG RUNTIME: VTP mode changed to Transparent

so it looks like I cant use VTP with this one, but I gues it will work if I
dont use VTP and just configure the vlans myself on the switches.


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Re: Large number of VLANS [7:65815]

2003-03-20 Thread The Long and Winding Road
Skarphedinsson Arni V.  wrote in message
news:[EMAIL PROTECTED]
 Hi

 One question

 If I have the need to use many VLANS, let4s say around 400, can could I
use
 a 3550 switch that supports 1005 vlans as the core, and then 2950 switches
 in the wiring closets, but they dont support more than 250 vlans, i.e. can
I
 use the 3550 with all the vlans, and the just trunk for example vlans
100-50
 to switch 1, 151-200 to switch 2, and so one, and would be possible to
 implement that with VTP ?


With careful planning, why not?

OTOH, with such a large number of vlans required, can you justify at least
3550's everywhere?

Good, cheap, fast - you can only have 2.




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Re: Large number of VLANS [7:65815]

2003-03-20 Thread The Long and Winding Road
Skarphedinsson Arni V.  wrote in message
news:[EMAIL PROTECTED]
 I was testing this in my lab, and could not get VTP to work with this
setup,
 as soon as I went over 254 vlans the Cat2950 gave me this message

 00:17:11: %SW_VLAN-6-VTP_MODE_CHANGE: VLAN manager changing device mode
from
 CLIENT to TRANSPARENT.
 00:17:11: VTP LOG RUNTIME: VTP mode changed to Transparent

 so it looks like I cant use VTP with this one, but I gues it will work if
I
 dont use VTP and just configure the vlans myself on the switches.


You could if you planned it well.

Just limit which VLANs are allowed over your trunks.

May I ask? Why do you need so many VLANs?




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Re: Large number of VLANS [7:65815]

2003-03-20 Thread Skarphedinsson Arni V.
I have goten it to work in a lab enviroment, i.e. with out using VTP, just
using VTP transperant mode and manualy configuring the vlans on all the
switchs.

Even though I use the switchport trunk allowed vlan command to limmit
vlans on the trunk links, VTP still send the whole list through, and the
2950 switch goes to transparent mode as soon as the vlans go over the 254 it
can handle.

I am going to be using this at a Hotel, that is using a system called the
Universal subscriber gateway from a company called Nomadix, it´s similar to
cisco´s BBSM

In this case we are using VLAN per room, to make the billing easyer, for
example. if you are using VLAN 202 you are in room 202, so the billing
system can send the bill to the correct room, for internet usage.


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