VWIC2-1MFT-T1-E1 - Cisco - 1-Port T1/E1 Multiflex Trunk Voice/WAN Interface Card VWIC2-1MFT-T1-E1 - Cisco - 1-Port T1/E1 Multiflex Trunk Voice/WAN Interface Card $84.74 $71.81
VWIC-1MFT-T1 - Cisco - 1-Port Multiflex Trunk Voice/Wan Interface Card VWIC-1MFT-T1 - Cisco - 1-Port Multiflex Trunk Voice/Wan Interface Card $69.38 $58.80
HWIC-1DSU-T1 - Cisco - 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card HWIC-1DSU-T1 - Cisco - 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card $69.38 $58.80
NTNQ89AA - Nortel - Voice Interface Card 4 x T1 WAN Voice Interface Card (VIC) NTNQ89AA - Nortel - Voice Interface Card 4 x T1 WAN Voice Interface Card (VIC) $237.40
JD575A - HP - 1-Port E1 Voice Smart Interface Card 1 x E1 WAN JD575A - HP - 1-Port E1 Voice Smart Interface Card 1 x E1 WAN $384.50 $325.85
JD557A - HP - 1-Port Enhanced Serial Smart Interface Card for Data Networking 1 x Serial WAN JD557A - HP - 1-Port Enhanced Serial Smart Interface Card for Data Networking 1 x Serial WAN $175.77 $148.96