Telent passwd require
line vty 0
passwd **
After login,
>
"enable" require passwd
Judge:
if
enable secret ***<MD5>
else if
enable passwd ***
Then
#
if first telnet
required enable vty 0 passwd
else if second telnet
required enable vty 1 passwd. etc.
原文：https://www.cnblogs.com/henrych/p/13289359.html