Update on blocked port
Christopher R. Hertel
crh at nts.umn.edu
Thu Jun 8 14:41:29 GMT 2000
On Jun 8, 10:08am, Ron Alexander wrote:
> The telnet comes back with
> A LOT OF TIME PASSES HERE
> telnet: Unable to connect to remote host: The connection timed out.
Suggests that TCP/139 is being blocked. No responses are getting through to
tell you that the connection can or can't be made.
> When I use "telnet 126.96.36.199 137" I get
> NO pause here, it returns immediately.
> telnet: Unable to connect to remote host: The connection was refused.
> Am I seeing a problem, or is this normal?
This is as expected. Telnet uses TCP, but the NetBIOS name service is UDP
based. So... @Home is probably *not* blocking TCP/137. Thus, the request
is getting through to the remote system which is replying with a connection
Christopher R. Hertel -)----- University of Minnesota
crh at nts.umn.edu Networking and Telecommunications Services
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