Package: libtelnet-utils

"libtelnet-utils" package binaries on CentOS:

/usr/bin/telnet-chatd /usr/bin/telnet-client /usr/bin/telnet-proxy

You may install this package on CentOS with yum install libtelnet-utils

"libtelnet-utils" package binaries on Debian:

/usr/bin/telnet-chatd /usr/bin/telnet-client /usr/bin/telnet-proxy

You may install this package on Debian with apt-get install libtelnet-utils