nanog mailing list archives

Re: IOS 12.3(x) Strange service ports open on router


From: "Steven M. Bellovin" <smb () research att com>
Date: Fri, 09 Apr 2004 15:50:18 -0400


In message <4076FBAB.6040709 () inoc net>, Robert Blayzor writes:

Petri Helenius wrote:

Put "transport input none" to your tty lines.

That was it.  Seems like the default value changed between versions. 
Thanks.

Wonderful -- a change to default behavior that opens up lots of ports.  
This is exactly the wrong direction to go in.

                --Steve Bellovin, http://www.research.att.com/~smb



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