G.SHDSL Router w/802.11a+g FCC Compl and Sec REMANUFACTURED HWIC-8A/S-232 8-Port Async/Sync Serial HWIC, EIA-232 HWIC-8A/S-232= 8-Port Async/Sync Serial HWIC, EIA-232 HWIC-4A/S 4-Port Async/Sync Serial HWIC HWIC-4A/S= 4-Port Async/Sync Serial HWIC HWIC-8A 8-Port Async HWIC HWIC-8A= 8-Port Async HWIC HWIC-1DSU-T1 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card HWIC-1DSU-T1= 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card HWIC-1ADSL 1-port ADSLoPOTS HWIC HWIC-1ADSL-M ^1-port ADSL HWIC w/Annex M HWIC-1B-U 1-Port ISDN BRI U High-Speed WAN Interface Card HWIC-1B-U= 1-port ISDN BRI NT1 HWIC HWIC-2T 2-Port Serial WAN Interface Card HWIC-2T= 2-Port Serial WAN Interface Card HWIC-2A/S 2-Port Async/Sync Serial WAN Interface Card HWIC-2A/S= 2-Port Async/Sync Serial WAN Interface Card HWIC-1T= 1-Port Serial WAN Interface Card