Channelized T1 IQ and IQE Interfaces Overview
The Channelized T1 intelligent queuing (IQ) and enhanced intelligent queuing (IQE) PICs have 10 T1 ports that you can channelize to the DS0 level. Each T1 interface has 24 DS0 time slots. You can combine DS0 time slots (channels) to create a channel group (NxDS0).
The Channelized T1 IQ and IQE PICs are supported on the M7i, M10i, M20, M40e, M120, and M320 routers.