| WS-X6101-OC12-SMF | Catalyst 6000 1-Port Single-Mode OC-12 ATM Module |
| WS-X6101OC12MMF | Catalyst 6000 1-port Multimode OC-12 ATM Module |
| WS-X6148-21AF | Cat6500 PoE 802.3af 10/100, 48 port (RJ21) line card |
| WS-X6148-21AF-UG | Cat6500 - PoE 802.3af upgrade - 6148-RJ-21 |
| WS-X6148-45AF | Catalyst 6500 PoE 802.3af 10/100, 48 port(RJ45) line card |
| WS-X6148-45AF-UG | C6500 802.3af upgrade for 6148-RJ-45 (trade-in order only) |
| WS-X6148-FE-SFP | Catalyst 6500 48 port 100Base-X module (require SFP) |
| WS-X6148-GE-45AF | Cat6500 PoE 802.3af 10/100/1000, 48 port(RJ45)line card |
| WS-X6148-GE-TX | Catalyst 6500 48-port 10/100/1000 GE Module, RJ-45 |
| WS-X6148-RJ-21 | Catalyst 6500 48-Port 10/100 Upgradable to Voice, RJ-21 |
| WS-X6148-RJ-45 | Catalyst 6500 48-Port 10/100, Upgradable to Voice, RJ-45 |
| WS-X6148-RJ21 | Cisco WS-X6148-RJ21 Catalyst 6500 48-Port 10/100 U |
| WS-X6148-RJ21V | Catalyst 6500 48-port 10/100 Inline Power Module, RJ-21 |
| WS-X6148-RJ45 | Cisco WS-X6148-RJ45 Catalyst 6500 48-Port 10/100 |
| WS-X6148-RJ45V | Catalyst 6500 48-port 10/100 Inline Power, RJ-45 |
| WS-X6148A-GE-45AF | Catalyst 6500 48-Port PoE 802.3af 10/100/1000, w/Jumbo Frame |
| WS-X6148A-GE-TX | Catalyst 6500 48-port 10/100/1000 w/Jumbo Frame, RJ-45 |
| WS-X6148GE-TX | Catalyst 6500 48-port 10/100/1000 GE Mod. RJ-45 |
| WS-X6148RJ45 | Catalyst 6500 48-Port 10/100, Upgradable to Voice, |
| WS-X6148V-GE-TX | Catalyst 6500 48-port 10/100/1000 Inline Power Module, RJ45 |
| WS-X6148X2-45AF | Cat6500 PoE 802.3af 10/100, 96-Port ( RJ-45) line card |
| WS-X6148X2-RJ-45 | Cat6500 96-Port 10/100 (RJ45), Upgradable to PoE 802.3af |
| WS-X6182-2PA | Catalyst 6000 FlexWAN Module |
| WS-X6248-RJ-45 | Cisco WS-X6248-RJ-45 WS-X6248 6506 6509 |
| WS-X6248-RJ45 | Catalyst 6000 48-port 10/100 Switching Module |
| WS-X6248-TEL | Catalyst 6000 48-Port 10/100, Telco |
| WS-X6248A-TEL | Catalyst 6000 48-Port 10/100, Enhanced QoS, Telco |
| WS-X6302-MSM | Catalyst Multilayer Switching Module (Layer 3) |
| WS-X6316-GE-TX | Catalyst 6000 16-Port 1000TX Gigabit Ethernet Module, RJ-45 |
| WS-X6324-100FX-MM | Catalyst 6000 24-port 100FX, Enhanced QoS, MT-RJ, MMF |
| WS-X6324-100FX-SM | Catalyst 6000 24-port 100FX, Enhanced QoS, MT-RJ, SMF |
| WS-X6348-RJ-45 | Catalyst 6000 48-Port 10/100, Upgradable to Voice, Enhanced QoS |
| WS-X6348-RJ-45V | Cisco WS-X6348-RJ-45V Catalyst 6000 48-port 10/100 |
| WS-X6348-RJ21V | Catalyst 6000 48-port 10/100, Inline Power, RJ-21 |
| WS-X6348-RJ45 | Catalyst 6500 48-port 10/100, Upgradable to Voice, RJ-45 |
| WS-X6348-RJ45V | Catalyst 6000 48-port 10/100, Enhanced QoS, Inline Power, RJ-45 |
| WS-X6381-IDS | Catalyst 6000 Intrusion Detection System Module |
| WS-X6408-GBIC | Catalyst 6000 8-port Gigabit Ethernet Module (Req. GBICs) |
| WS-X6408A-GBIC | Catalyst 6000 8-port Gigabit Ethernet Module, Enh QoS (Req. GBICs) |
| WS-X6416-GBIC | Catalyst 6000 16-port Gigabit Ethernet Module (Req. GBICs) |