Cisco IP Transfer Point - LinkExtender (Cisco SLT) The Cisco IPT-L, formerly known as Cisco Signaling Link Terminal, consists of a customized Cisco IOS Release image running on a Cisco 26x1, Cisco 28x1, or a Cisco 5x00 Network Access Server (NAS). The IPT-L is used with a Cisco PGW 2200.
H.323 Signaling Interface Guide, Release 2.20 Contains installation, configuration, system management, troubleshooting, and Man-Machine Language (MML) command
information for the Cisco H.323 Signaling Interface (HSI).