sudo would show what krfcommd is pointing at. Did the cat (did you type in both) commands or the wc return any errors or just freeze.
The manpage for mknod explains C (and B and a few other things). -- Cannot open /dev/rfcomm0: Permission denied after upgrade to 9.04 https://bugs.launchpad.net/bugs/374782 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
