Cisco High-Speed WAN Interface Card - Serial adapter - HDLC, RS-232, PPP, RS-530, X.21, V.35, RS-449, SLIP, RS-530A - 4 ports
The 4-port multiprotocol low speed asynchronous/synchronous HWIC HWIC-4A/S is illustrated in Figure 3-7. Protocols supported are Async SLIP, Async PPP, HDLC, Bisync, and...