Please note this is a used module. Guaranteed not to be DOA. Genuine Cisco Product removed from 3700 Series decommissioned router. Feature Summary AIM-ATM and AIM-ATM-VOICE 30 The AIM-ATM supports the following ATM services: •Supports up to four ATM T1/E1 ports per AIM, using two 2-port multiflex T1/E1 VWICs in WIC slots, NM-xFE2W, NM-2W, or NM-HDV •ATM class of service (CoS) features CBR, VBR-nrt, VBR-rt, ABR, and UBR •AAL5: H.323 VoIP, up to four T1/E1 channels of AAL5 (with IMA support) •VoATM-AAL2 (trunked only) •Supports QoS features: Low-Latency Queuing (LLQ), Class-Based Weighted Fair Queuing (CBWFQ), per-virtual circuit queuing, pre-ATM VC shaping for non real-time variable bit rate (VBR-nrt), Resource Reservation Protocol (RSVP), IP CoS map to ATM QoS services, CRTP (over Point-to-Point/Multilink over ATM) •Permanent virtual circuit (PVC) and switched virtual circuits (SVC) support, where SVC is for data only •ATM Forum UNI 3.0, UNI 3.1, and UNI 4.0 •LAN Emulation 2.0 Client and Server •Per VC queuing for segmentation •Support for up to 1024 AAL5 VCs for data/voice features •Support for up to1024 AAL2 VCs with up to 255 subchannels each for voice per AIM •Network clock management support, which allows synchronization between the ATM network and PBX/Public Switched Telephone Network (PSTN) •1-Kbps resolution for sustained cell rate (SCR) and peak cell rate (PCR) •32-Kbps minimum traffic rate •13-bit range for VPI/VCI per interface •Maximum Burst Size (MBS) is up to 255 cells per VC •Dynamic management of the cell scheduler table •Operations and management (OAM) support (F5) •Early Packet Discard. •AAL5 reassembly time-outs •AAL2 subcell multiplexing support •RFC 1483 support for multiple encapsulations over ATM •RFC 1577 support for routing over ATM •Multiprotocol routing over ATM (MPOA) client and server •IETF PPP over ATM •Next Hop Resolution Protocol (NHRP) •ILMI 4.0 •IMA 1.1 Support