8700-A2-GB20-40 May 2002 2-12Using the Asynchronous TerminalInterfaceUser Interface AccessYou can communicate with the asynchronous terminal interface (ATI) using one ofthe following methods: Direct connection through the Management Serial port of the DSLAM (locallyor via an external modem). Telnet session using a Network Management System (NMS) connected to aLAN/WAN port on the DSLAM. Telnet session through the Embedded Operations Channel (EOC).NOTE:Only one asynchronous terminal interface session can be active at a time, andanother user’s session cannot be forced to end. To automatically log out auser due to inactivity, enable the Inactivity Timeout option (see Table A-12,Telnet Session Options, in Appendix A,Configuration Options).Security can limit ATI access in several ways. To set up security or a login ID, referto Chapter 6,Security.Management Serial Port SettingsEnsure that the device you connect communicates using these settings: Data rate set to 9.6 Kbps. Character length set to 8. Parity set to None. Stop Bits set to 1.Refer to the installation document for your DSLAM. SeeProduct-RelatedDocuments inAbout This Guide.