NIM-2FXS/4FXO 2-Port FXS/FXS-E/DID and 4-Port FXO Network Interface Module NIM-2FXS/4FXO= 2-Port FXS/FXS-E/DID and 4-Port FXO Network Interface Module NIM-8CE1T1-PRI 8 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-8CE1T1-PRI= 8 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-4E/M 4-Port Network Interface Module - Ear and Mouth NIM-4E/M= 4-Port Network Interface Module - Ear and Mouth NIM-4BRI-NT/TE 4-port Network Interface Module - BRI (NT and TE) NIM-4BRI-NT/TE= 4-port Network Interface Module - BRI (NT and TE) NIM-2BRI-NT/TE 2-port Network Interface Module - BRI (NT and TE) NIM-2BRI-NT/TE= 2-port Network Interface Module - BRI (NT and TE) NIM-1GE-CU-SFP 1-port GE WAN NIM, dual-mode RJ45 & SFP NIM-2GE-CU-SFP= 2-port GE WAN NIM, dual-mode RJ45 & SFP NIM-2GE-CU-SFP 2-port GE WAN NIM, dual-mode RJ45 & SFP NIM-1GE-CU-SFP= 1-port GE WAN NIM, dual-mode RJ45 & SFP NIM-2MFT-T1/E1 2 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-1MFT-T1/E1 1 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-2CE1T1-PRI 2 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-1CE1T1-PRI 1 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-8MFT-T1/E1 8 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-4MFT-T1/E1 4 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-1CE1T1-PRI= 1 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-8MFT-T1/E1= 8 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-4MFT-T1/E1= 4 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-2MFT-T1/E1= 2 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module NIM-2CE1T1-PRI= 2 port Multiflex Trunk Voice/Channelized Data T1/E1 Module NIM-1MFT-T1/E1= 1 port Multiflex Trunk Voice/Clear-channel Data T1/E1 Module