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6-port voice/fax expansion module – FXO

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Cisco – DSU/CSU – HWIC – 1.544 Mbps – T-1 – for Cisco 1841, 1841 3G, 1841 ADSL2, 1941, 2801 2-pair, 28XX, 28XX 4-pair, 29XX, 38XX, 39XX

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4-port voice/fax expansion module – BRI

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Cisco High Density Analog and Digital Extension Module for Voice and Fax – Voice / fax module – Expansion Slot – analogue ports: 8 – for Cisco 2821 4-pair, 28XX, 28XX V3PN, 29XX, 38XX, 38XX V3PN, 39XX

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Cisco 1-port VDSL2/ADSL2+ EHWIC over POTS with Annex M – DSL modem – EHWIC – 100 Mbps

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Cisco G.SHDSL High Speed WAN interface Card – DSL modem – HWIC – 5.696 Mbps – analogue ports: 4 – for Cisco 1841 3G, 1841 ADSL2, 18XX, 1921 4-pair, 1921 ADSL2+, 19XX, 28XX, 29XX, 3825, 39XX

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Cisco High-Speed Channelized T1/E1 and ISDN PRI – ISDN terminal adapter – HWIC – ISDN PRI – 2.048 Mbps – T-1/E-1 – digital ports: 1 (32 channels) – for Cisco 2811 2-pair, 28XX, 28XX 4-pair, 28XX V3PN, 29XX, 38XX, 38XX V3PN, 39XX, 39XX ES24

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Seven-Port voice/fax expansion module – 3FXS/4FXO

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Cisco Channelized T1/E1 and ISDN PRI Module for the Cisco 2010 Connected Grid Router – ISDN terminal adapter – GRWIC – ISDN PRI E1/T1 – 2.048 Mbps – T-1/E-1 – for Cisco 2010, 2010 Connected Grid

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