RE: Tokenring [7:72470]

2003-07-17 Thread Williams, Dave
The answer is A.  When the PC has power removed, the PC's connection is
broken and the NAUN (Nearest Active Upstream Neighbor) then looks for a
new MAC address to use as a NAUN.

B is not completely correct because the workstation that is turned off, is
no longer accessible, but the rest of the ring is.  

That is the simple answer.  I don't have a current link that definitively
shows this answer, but it should be in some of the old references.

Hope this helps.

Dave Williams, CCDA, CCNA, CCSA
Director - Network Engineering
(402) 661-2143


-Original Message-
From: maine dude [mailto:[EMAIL PROTECTED]
Sent: Thursday, July 17, 2003 8:15 AM
To: [EMAIL PROTECTED]
Subject: Tokenring [7:72470]


Hi,
 
I know that this should be a easy question, I think that the answer is B.
But the book says A, what do you think the answer is?
 
If you could also provide a link for a detailed answer that would be good.
 
What would happen on a simple ring network if one of the users turned off
her workstation?
 
a. Only her workstation would lose connectivity.
b. None of the workstations would lose connectivity.
c. The workstations on either side of hers in the ring would lose network
connectivity.
d. The network would fail
 
Answer: ?
 
Thanks in advance
Dj





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RE: Simple IP address question [7:65597]

2003-03-17 Thread Williams, Dave
You also get the subnet that the address is on.  In this case, the subnet is
199.66.15.225 - 199.66.15.254 with a broadcast of 199.66.15.255.

Hope this helps.

Dave Williams, CCDA, CCNA, CCSA
Director - Network Engineering
(402) 661-2143


-Original Message-
From: Sam [mailto:[EMAIL PROTECTED]
Sent: Monday, March 17, 2003 1:02 PM
To: [EMAIL PROTECTED]
Subject: Simple IP address question [7:65597]


Hey there

I had a simple question.

I came across this router which had an ip address of 199.66.15.252/27

I wonder how that is possible because it doesn't seem a legal address.
With a subnet mask of 27, you get 6 subnets as follows:
32-64
64-96
96-128
128-160
160-192
192-224

Thx,
Sam




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RE: Simple IP address question [7:65597]

2003-03-17 Thread Williams, Dave
You also get the subnet that the address is on.  In this case, the subnet is
199.66.15.225 - 199.66.15.254 with a broadcast of 199.66.15.255.

Hope this helps.

Dave Williams, CCDA, CCNA, CCSA
Director - Network Engineering
(402) 661-2143


-Original Message-
From: Sam [mailto:[EMAIL PROTECTED]
Sent: Monday, March 17, 2003 1:02 PM
To: [EMAIL PROTECTED]
Subject: Simple IP address question [7:65597]


Hey there

I had a simple question.

I came across this router which had an ip address of 199.66.15.252/27

I wonder how that is possible because it doesn't seem a legal address.
With a subnet mask of 27, you get 6 subnets as follows:
32-64
64-96
96-128
128-160
160-192
192-224

Thx,
Sam




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RE: User Privilege Level [7:60469]

2003-01-17 Thread Williams, Dave
Great!! This looks like it will fill the bill.  I'll set the configuration
as noted.  This will give me some time before I can configure a TACACS+
server.

Thanks to everyone for their responses.

Dave Williams, CCDA, CCNA, CCSA
Director of Network Engineering
(402) 661-2143


-Original Message-
From: Newell Ryan D SrA 18 CS/SCBT [mailto:[EMAIL PROTECTED]]
Sent: Thursday, January 16, 2003 8:07 PM
To: [EMAIL PROTECTED]
Subject: RE: User Privilege Level [7:60469]


I know the thread is about dead but until you get TACACS+ server there are
some commands
you could implement to help the situation. The port is being disabled for a
reason.
You can configure the port to renable after 30 secs. using the command

set errdisable-timeout enable all
set errdisable-timeout interval 30

'All' would cover all the possible reason. If you knew what was causing 
the port to disable you could implement certain commands to cease 
the err-disable all together. For example if collision was the culprit 
then the following command would stop the error disable.

set option errport enable

Here is a link the will go into more detail.
http://www.cisco.com/warp/public/473/20.html

 



-Original Message-
From: Williams, Dave [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, January 08, 2003 11:33 PM
To: [EMAIL PROTECTED]
Subject: RE: User Privilege Level [7:60469]


Thanks for everyone's help.

What I mean by reset ports is to re-enable the switch ports after they
were err-disabled. These are Cisco 6500 series switches w/layer 3 blades.
The switch is running Cat/OS 7.2(2) and on the layer 3 blade, IOS 12.1(11b).

Since our technicians are in remote locations, if I can give them the
ability to re-enable the ports without getting into config mode, they don't
have to wait on one of our engineers to do it for them (which may take
hours).

I'll try to re-assign some set commands and see what happens.


Dave Williams, CCDA, CCNA, CCSA
Senior Network Engineer
(402) 661-2143


-Original Message-
From: Erick B. [mailto:[EMAIL PROTECTED]]
Sent: Monday, January 06, 2003 9:37 PM
To: Williams, Dave; [EMAIL PROTECTED]
Subject: Re: User Privilege Level [7:60469]


Dave,

Priv. level 1 gives you basic show commands, etc. 

level 15 is full access like you mentioned.

levels 2-14 don't have any special commands , but you
re-assign commands to these levels for different users
for example. 

Theres also a priv level 0 which gives you close to no
commands on router IOS and you need to reduce the
level 1 (default level) to 0 if you make the priv
level 0 for line vty for example. I'm not sure if you
can go to 0 on the switches. 

When you say reset ports, do you mean clean counters
or shut/no shut the port? the latter would be config
access. What type of switch is this and version of
code? Awhile back when I was doing this for a client
there was a minor bug with the priv commands and
config mode for setting speed and duplex where the
commands weren't saved properly. haven't checked that
in quite awhile though.

Erick


--- Williams, Dave 
wrote:
 I've been searching CCO most of the afternoon and
 can't seem to find the
 correct URL.  I'm looking for a way to allow a
 technician to reset ports on
 a switch and look at interface stats, but not allow
 configuration access. 
 
 For example, I know that user level 15 is the same
 as having the enable
 password and user level 1 is the same as a generic
 user, but I don't know
 what the other levels do for me.
 
 Thanks in advance for your help.
 
 Dave Williams
 Senior Network Engineer
 (402) 661-2143
[EMAIL PROTECTED]


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RE: User Privilege Level [7:60469]

2003-01-08 Thread Williams, Dave
Thanks for everyone's help.

What I mean by reset ports is to re-enable the switch ports after they
were err-disabled. These are Cisco 6500 series switches w/layer 3 blades.
The switch is running Cat/OS 7.2(2) and on the layer 3 blade, IOS 12.1(11b).

Since our technicians are in remote locations, if I can give them the
ability to re-enable the ports without getting into config mode, they don't
have to wait on one of our engineers to do it for them (which may take
hours).

I'll try to re-assign some set commands and see what happens.


Dave Williams, CCDA, CCNA, CCSA
Senior Network Engineer
(402) 661-2143


-Original Message-
From: Erick B. [mailto:[EMAIL PROTECTED]]
Sent: Monday, January 06, 2003 9:37 PM
To: Williams, Dave; [EMAIL PROTECTED]
Subject: Re: User Privilege Level [7:60469]


Dave,

Priv. level 1 gives you basic show commands, etc. 

level 15 is full access like you mentioned.

levels 2-14 don't have any special commands , but you
re-assign commands to these levels for different users
for example. 

Theres also a priv level 0 which gives you close to no
commands on router IOS and you need to reduce the
level 1 (default level) to 0 if you make the priv
level 0 for line vty for example. I'm not sure if you
can go to 0 on the switches. 

When you say reset ports, do you mean clean counters
or shut/no shut the port? the latter would be config
access. What type of switch is this and version of
code? Awhile back when I was doing this for a client
there was a minor bug with the priv commands and
config mode for setting speed and duplex where the
commands weren't saved properly. haven't checked that
in quite awhile though.

Erick


--- Williams, Dave 
wrote:
 I've been searching CCO most of the afternoon and
 can't seem to find the
 correct URL.  I'm looking for a way to allow a
 technician to reset ports on
 a switch and look at interface stats, but not allow
 configuration access. 
 
 For example, I know that user level 15 is the same
 as having the enable
 password and user level 1 is the same as a generic
 user, but I don't know
 what the other levels do for me.
 
 Thanks in advance for your help.
 
 Dave Williams
 Senior Network Engineer
 (402) 661-2143
[EMAIL PROTECTED]


__
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Yahoo! Mail Plus - Powerful. Affordable. Sign up now.
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User Privilege Level [7:60469]

2003-01-06 Thread Williams, Dave
I've been searching CCO most of the afternoon and can't seem to find the
correct URL.  I'm looking for a way to allow a technician to reset ports on
a switch and look at interface stats, but not allow configuration access. 

For example, I know that user level 15 is the same as having the enable
password and user level 1 is the same as a generic user, but I don't know
what the other levels do for me.

Thanks in advance for your help.

Dave Williams
Senior Network Engineer
(402) 661-2143




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RE: Problems w/Hyperterminal?? [7:56619]

2002-10-31 Thread Williams, Dave
You can use TCP/IP (Winsock) to connect to a telnet type device with
hyperterminal.  However, in order to ping, obviously, you have to be
connected to something. If you are connected to a router (or other telnet
type device), try running a traceroute to the device you're trying to ping.

Dave Williams, CCDA, CCNA, CCSA
Senior Network Engineer



-Original Message-
From: Harold Monroe [mailto:HMonroe;DTCCORP.com]
Sent: Thursday, October 31, 2002 3:08 PM
To: [EMAIL PROTECTED]
Subject: RE: Problems w/Hyperterminal?? [7:56619]


When you ping from the DOS prompt you are pinging from your computer to the
router , when you ping in hyperterminal you are pinging from the router to
your PC (or whatever other devices you have on your network).

DOS Prompt (your PC) ---Ping-- router
Hyperterminal (router) --- Ping --- PC

If this wasn't what you were referring to, in hyperterminal are you able to
ping the router, if not something is wrong on the router setup?

Are you able to ping the PC from hyperterminal (i.e. the router)?

Are you able to ping the router from DOS?
-Original Message-
From:   Greg Macaulay [mailto:gmac115;cox.net]
Sent:   Thursday, October 31, 2002 12:11 PM
To: [EMAIL PROTECTED]
Subject:Problems w/Hyperterminal?? [7:56619]

Hi all --

I'm suffering thru a terrible newbies type problem and
cannot seem to
identify the error of my ways.  I know it's something very
basic -- and it
brings back memories of high school geometry homework where
I stared at
objects for hours on end trying to understand!!!

The thrust of my pitiful situation is: I cannot ping from
hyperterminal --
altho' I can readily ping from a DOS prompt on the same
PC.

I have the parameters set properly 8-N-1-None -- and I have
tried with the
TFTP server setup on the same PC and on another in my home
network (I have
10 pcs in my home network -- most old -- but they still
work!).  Neither
works.

Any suggestions.  And please don't waste time flaming me --
I know I should
be able to figure this out -- but even after researching the
archives and
CCO, I am no closer to a solution than I am to passing the
LAB on the first
try!

So any and all helpful suggestions would be welcome.

Thanks to all -- in advance!!
Greg Macaulay
Oldest Human Being preparing for the CCIE Lab
Lifetime AARP member
Retired Attorney/Law Professor
[EMAIL PROTECTED]




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RE: Novell Server node address change [7:55264]

2002-10-10 Thread Williams, Dave

You might try and clear the routing and network tables (I believe the
command is clear routes although it's been a while) on the server.  This
will cause the server to resend SAPs to populate its tables.  Sometimes the
routing tables on a Novell Server (especially 4.10) gets messed up and won't
dump the corrupted information.

Dave Williams, CCDA, CCNA, CCSA
Senior Network Engineer
(402) 661-2143


-Original Message-
From: Ole D Jensen [mailto:[EMAIL PROTECTED]]
Sent: Thursday, October 10, 2002 8:40 AM
To: [EMAIL PROTECTED]
Subject: OT: Novell Server node address change [7:55264]


This is a good step off the Cisco topic, but since it is in the network 
world, I'm sure at least one person on this list knows the answer.

I have an old Novell NetWare 4.10 running, and sometimes it start changing 
the address of one specific workstation. I have looked over and over at 
the workstation to find a possible bug, but everything lookes fine, and 
reinstalling the Novell Client has not changed anything.

Every 30 seconds, the Novell Server changes the node address back and 
forth:

10-10-028:20:00 am:Server-4.10-3191
Server WORKSTATION_27
Address has changed from 0040:123456789012:1234
to 0040:123456789012:3412
Information came from router at 123456789012

10-10-028:20:01 am:Server-4.10-3191

Server WORKSTATION_27
Address has changed from 0040:123456789012:3412
to 0040:123456789012:1234
Information came from router at 123456789012

To avoid misunderstandings, the WORKSTATION_27 is the workstation that it 
keeps changing the address on. I am not sure if it's the workstation 
itself that changes this address or the server, but it also says that the 
information came from router 123456789012 which is the workstation.

I'm sure there's a logical explanation for this.

Thanks in advance for any comments,

Ole


 Ole Drews Jensen
 Systems Network Manager
 CCNP, MCSE, MCP+I
 RWR Enterprises, Inc.
 [EMAIL PROTECTED]

 http://www.RouterChief.com





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