| Model | Description |
| WIC1DSUT1V2 | Cisco 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card |
| WIC1DSUT1 | Cisco 1-port Serial w/ FrT1/T1 DSU/CSU WAN Interface Card |
| WIC2T | Cisco 2-port Serial WAN Interface Card |
| VWIC22MFTT1E1 | Cisco Trunk Voice/WAN Int. Card T1/E1 Multiflex Gen 2nd 2-Port |
| WIC1ENET | Cisco Card Interface WAN Ethernet Single-Port |
| VWIC2MFTT1 | Cisco 2-Port RJ-48 Trunk T1 |
| WIC1ADSL | Cisco 1-port ADSL WAN Interface Card |
| VWIC21MFTT1E1 | Cisco Multiflex Trunk Voice/WAN Int. Card T1/E1 Gen 2nd Port One |
| WIC4ESW | Cisco Switch Ethernet 4-port |
| VIC22FXO | Cisco FXO Universal Card Interface Voice Two-port |
| WIC1T | Cisco WIC 1T Serial Port |
| WIC2AS | Cisco 2-Port Async/Sync Serial WAN Interface Card |
| VWIC1MFTT1 | Cisco RJ-48 Multiflex Trunk T1 |
| VWIC2MFTT1D1 | Cisco 2-Port RJ-48 Multiflex Trunk T1 w/Drop and Insert |
| WIC1AMV2 | Cisco card Interface Modem Analog one-port |
| VWIC21MFTG703 | Cisco Multiflex Trunk Voice/WAN Int. Card G.703 Gen 2nd Port One |
| VIC24FXO | Cisco FXO Universal Card Interface Voice Four-port |
| VIC2FXS | Cisco Two-port Voice Interface Card - FXS |
| VWIC22MFTG703 | Cisco Trunk Voice/WAN Int. Card G.703 Multiflex Gen 2nd 2-Port |
| WIC1DSU56K4 | Cisco 1-Port 4-Wire 56Kbps DSU/CSU WAN Interface Card |
| WIC1SHDSLV3 | Cisco with 4-wire support WIC G.shdsl port One |
| VIC4FXSDID | Cisco DID VIC or FXS port 4 |
| VIC2FXO | Cisco Two-port Voice Interface Card - FXO-Spare |
| VIC22FXS | Cisco Two-port Voice Interface Card - FXS |
| VWIC1MFTE1 | Cisco 1-Port RJ-48 Multiflex Trunk - E1 |
| VWIC1MFTG703 | Cisco 1-Port RJ-48 Multiflex Trunk - G.703 |
| WIC1BUV2 | Cisco 1-Port ISDN BRI NT-1 |
| VWIC2T1E1RAN | Cisco Switching RAN/ITP/SLT WIC Protection T1/E1 RJ-48 2-Port |
| VWIC2MFTT1DIR | Cisco with CSU/DSU D/I Prot Relays Trk Multiflex T1/Fract Dual |
| HWICD9ESW | Cisco switch interface card Ethernet 10/100 port Nine |
| VIC2FXOM1 | Cisco 2-port Voice Interface Card-FXO w/ Reversal for US+ |
| WIC1SHDSLV2 | Cisco WIC-1SHDSL-V2 |
| HWICCABLED2 | Cisco Cable Modem HWIC 2.0 DOCSIS Port One |
| VWIC2MFTE1 | Cisco 2-Port RJ-48 Multiflex Trunk - E1 |
| WIC1BSTV3 | Cisco Interface Card dial leased line WAN ISDN Port One |
| WIC1BU | Cisco BRI U WAN Interface Card |
| WIC1AM | Cisco 1-port Analog Modem WAN Interface Card |
| VWIC2MFTG703 | Cisco 2-Port RJ-48 Multiflex Trunk - G.703 |
| WIC1ADSLDG | Cisco 1-port ADSLoPOTS WIC with Dying Gasp |
| VIC22EM | Cisco EandM Card Interface Voice Two-port |
| VWIC2MFTT1DI | Cisco 2-Port RJ-48 Multiflex Trunk - T1 With Drop and Insert |
| WIC1BST | Cisco 1-port BRI S/T WAN Interface CardDial and Leased Line |
| VWIC2MFTE1DI | Cisco 2-Port RJ-48 Multiflex Trunk - E1 With Drop and Insert |
| VIC2BRISTTE | Cisco Two-port Voice Interface Card - BRI Terminal |
| VIC2EM | Cisco Two-port Voice Interface Card - EandM-Spare |
| WIC2AMV2 | Cisco Card Interface Modem Analog Two-port |
| HWICD9ESWPOE | Cisco with Power Over Ethernet HWIC Switch Ethernet 9-Port |
| WIC2AM | Cisco 2-port Analog Modem WAN Interface Card |
| VIC4FXS | Cisco VIC-4FXS |
| WIC1BUST | Cisco WAN Interface Card |
| HWIC8AS232 | Cisco EIA-232 HWIC Serial Async/Sync 8-Port |
| VIC2DID | Cisco Two-port DID Direct Inward Dial Voice/Fax Interface Card |
| HWIC8A | Cisco HWIC Async 8-Port |