sounds like master browser issue. these search results may help,
Windows slow issues Slow Internet Access - Case Study Slow Computer Browsing Issue Slow to write file from win2k to NT 4 server Slow to logon windows domain ...
www.chicagotech.net/winslow.htm
Computer Browser This process can be slow if there is an endpoint that does not contain browser servers or the ... For consultants, refer to computer browser issue page. ...
www.chicagotech.net/browser.htm
Troubleshooting browser issues Troubleshooting Computer Browser Issues. Understanding Computer Browser and ... can be slow if there is an endpoint that does not contain browser servers or ...
www.chicagotech.net/troubleshootingbrowser.htm
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
When I try to navigate to network resources using Network Places, it takes a
long time but eventually it does get me to my network shares. However if I
know the UNC path and type it in the Run window, the network share opens up
quickly. How do I fix this?