The universal port dial feature card (DFC) provides multiple port sessions, with each session capable of originating or terminating a session over a DS-0 in PCM format. The number of sessions depends on the port density of the card. You can install a universal port DFC in any DFC slot of the universal gateway chassis. The universal port DFC does not require external connections.This bundle includes Octal E1/PRI DFC card (AS535-DFC-8CE1) and 108 Universal Port Card (AS535-DFC-108NP).