Feilmeldinger i Event Viewer

Hei, jeg har en del problemer med å connecte til maskiner i mitt nettverk ved å bruke maskinnavn. Hvis jeg bruker IPadresse går det greit. Problemet kommer og går fra maskin til maskin. Følgende feil går igjen i EventViewer:

Application Log:

Event Type:    Error
Event Source:    Userenv
Event Category:    None
Event ID:    1000
Date:        02.10.2000
Time:        13:37:56
User:        NT AUTHORITY\\SYSTEM
Computer:    INVTOS00
Description:
The Group Policy client-side extension Security was passed flags (17) and returned a failure status code of (3).



Event Type:    Error
Event Source:    SceCli
Event Category:    None
Event ID:    1001
Date:        02.10.2000
Time:        13:37:56
User:        N/A
Computer:    INVTOS00
Description:
Security policy cannot be propagated. Cannot access the template. Error code = 3.
    \\\\invenia.no\\sysvol\\invenia.no\\Policies\\{31B2F340-016D-11D2-945F-00C04FB984F9}\\Machine\\Microsoft\\Windows NT\\SecEdit\\GptTmpl.inf.


System Log:

Event Type:    Error
Event Source:    NETLOGON
Event Category:    None
Event ID:    5775
Date:        02.10.2000
Time:        12:35:56
User:        N/A
Computer:    INVTOS00
Description:
Deregistration of the DNS record \'_kpasswd._udp.invenia.no. 600 IN SRV 0 100 464 invtos00.invenia.no.\' failed with the following error:
DNS server unable to interpret format. 
Data:
0000: 29 23 00 00              )#..