Vista - Help configuring File & Printer Sharing Network between XP Pro & Vista

Hi,

Please assist me in configuring File & Printer sharing network between my Desktop (XP Pro) & Laptop (Vista Home Premium 32bit); connected to internet through WiFi ADSL2+Modem.

Done the intial setup. Named my desktop as 'OfficeDesktop' & my latop as 'SonyVaio'. Now I am able to view my laptop in my desktop network & vice-e-versa.

The issues am facing is:
1) In OfficeDesktop (XP Pro);
I am able to access only the PUBLIC folder but others are coming 'Access Denied'.

2) In SonyVaio (Vista Home Premium);
I can view OfficeDesktop, but is not accessible.
Message: "Logon failure: the user has not been granted the requested logon type at this computer."

Pls assist.

To share files or a printer from XP computers, follow these procedures:~


1. Download and install the Link Layer Topology Discovery (LLTD) responder:~

http://www.microsoft.com/downloads/d...displaylang=en

Read the instructions!



2. Check these out as well...

Windows Technet:~

File and Printer Sharing in Windows Vista

Most Valuable Professional:~

How to share files or a folder in Vista


3. Don't forget to configure (Input ip addresses in subnetworks) your Firewall to accept sharing from other computers.If you have Kaspersky check this below:~

Kaspersky Blocks My Network

Thanks Trax1963 for the assistance.
Will download & install Link Layer Topology Discovery (LLTD) responder.

Firewalls: I am using the following;
Desktop (XP Pro) - Comodo
Vista Home Prem - Windows & McAfee (McAfee Turned Off for now)