In addition to the basic function of facilitating session setup,
Telnet supports several advanced functions such as:
- Connection information passed on the CINIT control vector 64 (CV64)
- Session initiation management (LOGAPPL, QINIT, FIRSTONLY, and
DEFONLY)
- Check client connection and connection/session takeover
- Queueing sessions
- Disconnect on session error
- Bypass RESTRICTAPPL with CERTAUTH
- Allow printer sessions with RESTRICTAPPL
- Keeping the ACB open
- Express® Logon Feature