/knetdiag /debug
/knetdiag /fix
The knetdiag switches are undocumented and work in XP only
they list and (may) fix these networking issues.
CMD /knetdiag /debug
CMD /knetdiag /fix
Autonet address
Bindings configuration
DC discovery
Default gateway
DNS
Domain Controllers for domain
Domain membership
Hotfixes
IP General configuration
IP loopback ping
IP Security (IPSec service) Note: run "ipseccmd /?" for more
IPX configuration information.
Kerberos
LDAP servers in Domain
Modem diagnostics
NetBios Resolution
NetBT name
NetBT transport
Netcard driver info (including interface Adapter)
Netstat information (IP, TCP, UDP, ICMP Stats)
Netware information
Network statistics information.
RAS connection information
Redir and Browser
Routing information
Routing table
Trust relationships
WAN configuration
WINS service
Winsock
As a famous soup maker used to say, Heat, Eat, Enjoy