Telnet(127.0.0.1,1901): send b'\n\n'
Telnet(127.0.0.1,1901): recv b'\xff\xfb\x01'
Telnet(127.0.0.1,1901): IAC WILL 1
Telnet(127.0.0.1,1901): recv b'\r\r\n***********************************************'
Telnet(127.0.0.1,1901): recv b'***\r\n\r* Copyright (c) 2007 Nortel, Inc. '
Telnet(127.0.0.1,1901): recv b' *\r\n\r* All Rights Reserved '
Telnet(127.0.0.1,1901): recv b' *\r\n\r* Ethernet Routing Switch 8010co '
Telnet(127.0.0.1,1901): recv b' *\r\n\r* Software Release 4.1.5.4 '