Network Connection

J

Jessy

Hello Everyone,

I have a few user that occasionally are not permitted to
connect to our netware server. The problem is this, if
they log in as themselves they don't connected but if they
login on a "guest" account they can, everytime!! I
checked their network account setup, NIC and cables all
are fine. Info, the users are on Windows 2000 SP4,
Netware 6 and the client is 4.90a. Any suggestions would
be appreciated. The problem is not constant they are able
to login something under their username, but this problem
does repeat itself.

Thank you
jessy
 
K

Keith V. Klenke

START with this checklist, make sure you do EVERYTHING on it, then report
back

what kind of packet sniffing/troubleshooting/etc have you done so far?
Ethereal and Novell's Packetscan are a couple freebies you'll want to take a
look at...
Guidelines to Take a Packet Trace
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10011012.htm
Packetscan - NetWare packet capture tool
http://support.novell.com/cgi-bin/search/searchtid.cgi?/2967287.htm
How to use Ethereal to capture a packet trace.
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10070788.htm
How to configure a capture filter for Ethereal
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10084702.htm

make sure you are using the latest nwclient & patches
http://support.novell.com/filefinder, http://download.novell.com
Make sure you have rolled it out via ACU & disabled NMAS if you do not need
it.

run through everything at http://www.ithowto.com/novell/clientspeed.htm

make sure DS is clean & healthy
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10060600.htm

make sure you have the server updated to the latest patches & oplocks level1
& 2 are set correct -
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10085899.htm youll
want to make sure server & workstation are configured.

SLP is setup properly on the server, & distributed properly to workstations
via dhcp (yes, you do want to set this up) - service location protocol,
useful even in a small 5 person office all the way up to the largest
companies around. (how many users do you have anyways?)
http://www.srvloc.org/,
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10014570.htm,
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10024591.htm. You
set this up, then push the options out via dhcp. If using DHCP to deliver
the information, please disable 'Active Discovery'.

I have seen similar issues and what was discovered was a result of Novell's
implementation
of bad name caching in the client. Try disabling it and see if it helps
you.
http://support.novell.com/cgi-bin/search/searchtid.cgi?/10091670.htm
There is a setting in the client properties as well as a separate setting in
the
registry that you must change, per the TID above.


Internal DNS setup properly (yes, you do want to set this up) - you can use
sys:public\dnsdhcp console (run the setup from there) or iManager for dns (&
dhcp).

DHCP - you want this setup internally, because you can push out dhcp options
to clients that a WG router cannot, such as SLP, & static ip addressing
is pointless with reserved dhcp addresses.

latest drivers for everything (nic/chipset/controller/etc) make sure
bios/firmware to everything (server/raid cards/switches/workstations/etc) up
to date.

that speed/duplex on *everything* is hardset, & hardset correctly. Make sure
the switches have 'Spanning Tree' disabled or enabled 'Port
fast' on each workstation port. Any port with a single client attached to it
should be set with Portfast ON. It depends upon the switch manufacturer on
which option to select here & if connected directly to switch or via
unmanaged miniswitch...hopefully you arent stuck on hubs still.

check cables, make sure everything is cat5e certified, not using flat
cables/cat3/etc (ive seen it in a lot of places).

purge all volumes & turn off compression - there are many utilities out
there that allow you to do automated purges, check out the links section
under www.abend.org.

make sure there is more than 10% free space on EVERY NetWare volume.

Microsoft Office slow - Other things that may make it
slow is office itself isnt up to date (you do have enterprise version & roll
it out/update via AIP right?), and drive mappings to slow remote servers or
servers that no longer exist. If you are using nwclient49sp1, make sure you
rolled it out via ACU with nmas disabled (www.appdeploy.com has ACU info).

Remember that winme & winxphome are not supported by ANYONE on a network,
including Microsoft. Novell's nwclients do work on these products, but your
mileage may vary, as they are not supported.

--
Thanks,
Keith V. Klenke
--------------------------------------------------
Hey everyone,
I just wanted to let you know there is a site that may be of some use. A
lot of people who work with Novell products, and are VERY good with
implementations and troubleshooting, frequent the site. You can find it at:
http://www.abend.org
 

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