Cisco Expansion Module - For Optical Network, Data Networking - Optical Fiber25 Gigabit Ethernet - 2 x Expansion Slots - Plug-in Module

Cisco Expansion Module - 8 x RJ-45 10/100/1000Base-TX PoE+ LAN - For Data Networking - Twisted PairGigabit Ethernet - 10/100/1000Base-TX - 1 Gbit/s

Cisco Expansion Module - For Data Networking, Optical Network - 4 x Expansion Slots - SFP (mini-GBIC)

Cisco Catalyst C9200-NM-4G Expansion Module - For Data Networking - Gigabit Ethernet - 1000Base-X - 4 x Expansion Slots

HPE Expansion Module - For Data Networking - 10 Gigabit Ethernet - 10GBase-X

HPE Expansion Module - 8 x RJ-45 10GBase-T LAN - 1 - For Data Networking - Twisted Pair10 Gigabit Ethernet - 10GBase-T - 10 Gbit/s

Allied Telesis AT-XEM-12SV2 Expansion Module - For Data Networking, Optical Network - 12 x Expansion Slots

Cisco Expansion Module - For Optical Network, Data Networking - Optical Fiber100 Gigabit Ethernet - 100GBase-X, 40 Gigabit Ethernet - 40GBase-X, 10GBase-X - 36 x Expansion Slots - QSFP28

Cisco IRM-1100-4A2T Expansion Module - 4 x RS-232/422/485 Serial, 2 x RJ-45 1000Base-T Network LAN - 1 - For Data Networking - Twisted PairGigabit Ethernet - 1000Base-X - Plug-in Module

Cisco C3794 Expansion Module - Plug-in Module

Cisco Expansion Module - 2 x T1/E1 Network - 1 - For Data Networking - Fast Ethernet

HPE Expansion Module - For Optical Network, Data Networking - Optical Fiber - 28 x Expansion Slots - SFP+, SFP56

Cisco Expansion Module - 48 x 1000Base-T LAN - For Data Networking - Twisted PairGigabit Ethernet - 1000Base-T

Cisco Catalyst C9200-NM-4G Expansion Module - For Data Networking - Gigabit Ethernet - 1000Base-X - 4 x Expansion Slots

Cisco Expansion Module - 4 x ISDN BRI Network - For Data Networking - ISDN BRI (S/T)

Cisco IRM-1100-4A2T Expansion Module - 4 x RS-232/422/485 Serial, 2 x RJ-45 1000Base-T Network LAN - 1 - For Data Networking - Twisted PairGigabit Ethernet - 1000Base-X - Plug-in Module