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191
Cisco Network Modules
1 10/100 Ethernet, 1 4/16 Token Ring 2 WAN card slot Network Module
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2 WAN card slot Network Module (no LAN)
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4-port Circuit Emulation over IP E1/T1 Network Module
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4-port Circuit Emulation over IP serial Network Module
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1-port clear channel T3/E3 Network Module
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1-port HSSI Network Module
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4-port serial Network Module
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4-port async/sync serial Network Module
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8-port async/sync serial Network Module
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16-port async/sync serial Network Module
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16-port asynchronous module
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32-port asynchronous module
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1-port channelized T1/E1/ISDN-PRI Network Module
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2-port channelized T1/E1/ISDN-PRI Network Module
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4-port ISDN-BRI Network Module
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4-port ISDN-BRI with NT-1 Network Module
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8-port ISDN-BRI Network Module
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8-port ISDN-BRI with NT-1 Network Module
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ATM OC3 module with single POM (SFP) slot
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1-port DS3 ATM Network Module
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1-port E3 ATM Network Module
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Cisco Network Modules
2-way Satellite WAN Connectivity Module
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6-port digital modem Network Module
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12-port digital modem Network Module
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18-port digital modem Network Module
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24-port digital modem Network Module
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30-port digital modem Network Module
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6-port digital modem Network Module, spare
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8-port analog modem Network Module
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16-port analog modem Network Module
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1-slot IP communications voice/fax Network Module
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2-slot IP communications voice/fax Network Module
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2-slot IP communications enhanced voice/fax Network Module
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High-density analog voice/fax Network Module with 4 FXS
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Extension voice module with 8 FXS
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2821/ 2851 only
4-port voice and fax expansion module
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2821/ 2851 only
6-port FXO voice and fax expansion module
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2821/ 2851 only
3-port FXS and 4-port FXO voice and fax expansion module
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2821/ 2851 only
4-port voice/fax expansion module–FXO
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Enhanced 4-port voice/fax expansion module FXO
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8-port voice/fax expansion module–FXS
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16-channel DSP module for NM-HDA
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