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Showing 3505 to 3528 of 8534 products

REFURBISHED: Rackmount version of ESF CSU ACE, Part# R1202066L1

REFURBISHED: Rackmount version of ESF CSU ACE compatible with Smart 16 /16e shelves. Used to interface CPE equipment to T1 line. Provides SF to ESF...

REFURBISHED: Rackmount version of ESF CSU ACE compatible with Smart 16 /16e shelves. Used to inte...

In Stock
$609.00 $494.81
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  NETVANTA 3140    

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$592.00 $429.20
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REFURBISHED: Access router for frame relay and point-to-point connectivity, Part# R4200883L1

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes 2 modular network interface slots and 2 integral10/100BaseT Ethernet ports. Features include IP routing, OSPF,...

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes 2 modular ne...

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$1,222.00 $885.95
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REFURBISHED: Access router for frame relay and point-to-point connectivity, Part# R4200821G11#120

REFURBISHED: Access router for frame relay and point-to-point connectivity.  Includes modular network interface and 2 integral 10/100BaseT Ethernet ports.  Also includes integrated 8 Port Fully-Managed...

REFURBISHED: Access router for frame relay and point-to-point connectivity.  Includes modular net...

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$1,113.00 $806.93
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REFURBISHED: Modular T1/FT1 DSU/CSU w/ embedded SNMP and V.35 interface, Part# R1202052L1

EFURBISHED: Modular T1/FT1 DSU/CSU w/ embedded SNMP and V.35 interface supporting Dial Backup. Single slot accepts 1 expansion module w/ plug-on to add 4 addl...

EFURBISHED: Modular T1/FT1 DSU/CSU w/ embedded SNMP and V.35 interface supporting Dial Backup. Si...

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$1,327.00 $1,078.19
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REFURBISHED: TSU Multiplexer Series Module, Part# R1200065L1

REFURBISHED: TSU Multiplexer Series Module. Full Drop and Insert expansion module. Provides secondary T1 interface. Can only be installed in slot 6 in TSU 600/600e....

REFURBISHED: TSU Multiplexer Series Module. Full Drop and Insert expansion module. Provides secon...

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$504.00 $409.50
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REFURBISHED: Total Access 924e - Four T1 network interfaces, Part# R4242924L3

REFURBISHED: Total Access 924e - Four T1 network interfaces (two of the T1fts can be configured for DSX-1 applications), 24 FXS ports, two10/100 BaseT interfaces,...

REFURBISHED: Total Access 924e - Four T1 network interfaces (two of the T1fts can be configured f...

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$2,307.00 $1,874.44
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REFURBISHED: IP PBX with integrated Switch/Router, Part# R1200796E1

REFURBISHED: IP PBX with integrated Switch/Router. Chassis includes two NetVanta NIM/VIM module slots, 24 Power over Ethernet 802.3af10/100 access ports, two Combo10/100/1000/SFP Gigabit ports, one10/100...

REFURBISHED: IP PBX with integrated Switch/Router. Chassis includes two NetVanta NIM/VIM module s...

In Stock
$3,217.00 $2,994.05
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REFURBISHED: Quad DSX-1 card provides 4 DSX-1 ports for a point to point unchannelized T3 application., Part# R1200284L1

REFURBISHED: Quad DSX-1 card provides 4 DSX-1 ports for a point to point unchannelized T3 application.    

REFURBISHED: Quad DSX-1 card provides 4 DSX-1 ports for a point to point unchannelized T3 applica...

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$1,117.00 $907.56
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REFURBISHED: Total Access 908e - Four T1 network interfaces (two of the T1fts can be configured for DSX-1 applications), part# R4242908L3

REFURBISHED: Total Access 908e - Four T1 network interfaces (two of the T1fts can be configured for DSX-1 applications), 8 FXS ports, two10/100 BaseT interfaces,...

REFURBISHED: Total Access 908e - Four T1 network interfaces (two of the T1fts can be configured f...

In Stock
$2,834.00 $2,302.63
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REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet or T1 WAN, Part# R4243908F2

REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet or T1 WAN. Includes 1 Gigabit 10/100/1000 BaseT port, two 10/100 BaseT...

REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet o...

In Stock
$1,624.00 $1,319.50
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REFURBISHED: Access router for frame relay and point-to-point connectivity, Part# R4200863L1

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes modular network interface and10/100BaseT Ethernet port. Features include IP routing, OSPF, BGP, RIP V1 and...

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes modular netw...

In Stock
$802.00 $581.45
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REFURBISHED: ATLAS 550 User Interface Module. Provides 4 ISDN U-Interfaces, Part# R1200315L1

REFURBISHED: ATLAS 550 User Interface Module. Provides 4 ISDN U-Interfaces. Includes 4 RJ45-RJ11 cables (7 ft.). Can be used in any user interface module slot....

REFURBISHED: ATLAS 550 User Interface Module. Provides 4 ISDN U-Interfaces. Includes 4 RJ45-RJ11 ...

In Stock
$1,120.00 $910.00
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REFURBISHED: Single Port E1 CSU/DSU w/ metallic E1 network interface and universal DTE interface, Part# R1200410L1

REFURBISHED: Single Port E1 CSU/DSU w/ metallic E1 network interface and universal DTE interface. DB15 120 ohm E1 interface on the base unit (DB15 120...

REFURBISHED: Single Port E1 CSU/DSU w/ metallic E1 network interface and universal DTE interface....

In Stock
$571.00 $463.94
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Redundant and External Power Supply for NetVanta 1500 and 1600 series Ethernet Switches, Part# 4700531F1

Redundant and External Power Supply for NetVanta 1500 and 1600 series Ethernet Switches.  Includes 3 - Redundant Power Supply ports capable of delivering 12V backup...

Redundant and External Power Supply for NetVanta 1500 and 1600 series Ethernet Switches.  Include...

In Stock
$1,790.00 $1,297.75
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REFURBISHED: ATLAS 800 Series option module, part# R4200773L2

REFURBISHED: ATLAS 800 Series option module. Module provides two independent Video Ports for videoconferencing applications. Each Video Port provides an RS-366 dialing interface and an...

REFURBISHED: ATLAS 800 Series option module. Module provides two independent Video Ports for vide...

In Stock
$1,747.00 $1,419.44
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REFURBISHED: ATLAS 800 Series option module, Part# R1200262L1

REFURBISHED: ATLAS 800 Series option module. Performs BONDING Mode 1 compliant inverse multiplexing in increments of 56/64 Kbps.Module provides 4.096 Mbps of BONDING capacity that...

REFURBISHED: ATLAS 800 Series option module. Performs BONDING Mode 1 compliant inverse multiplexi...

In Stock
$1,397.00 $1,135.06
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REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet or T1 WAN, Part# R4243908F1

REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet or T1 WAN. Includes 1 Gigabit 10/100/1000 BaseT port, two 10/100 BaseT...

REFURBISHED: Total Access 908e IP Business Gateway- Designed for WAN flexibility using Ethernet o...

In Stock
$1,607.00 $1,305.69
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REFURBISHED: Total Access 924, 16 FXS + 8 FXO - T1 network interface, Part# R4210924L2

REFURBISHED: Total Access 924, 16 FXS + 8 FXO - T1 network interface, 16 FXS ports, 8 FXO ports, DSX-1 port,10/100 BaseT and IP Router....

REFURBISHED: Total Access 924, 16 FXS + 8 FXO - T1 network interface, 16 FXS ports, 8 FXO ports, ...

In Stock
$1,383.00 $1,123.69
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REFURBISHED: Total Access 912 - T1 network interface, Part# R4210912L1

REFURBISHED: Total Access 912 - T1 network interface, 12 FXS ports, DSX-1 port,10/100 BaseT and IP Router. Includes G.168 Echo Cancellation and support for G.711...

REFURBISHED: Total Access 912 - T1 network interface, 12 FXS ports, DSX-1 port,10/100 BaseT and I...

In Stock
$1,015.00 $824.69
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REFURBISHED: 48 Port Managed Layer 3 Gigabit Ethernet Switch with optional 10GigE uplinks, Part# R4700568F1

REFURBISHED: 48 Port Managed Layer 3 Gigabit Ethernet Switch with optional 10GigE uplinks. Includes 48 - Copper Gigabit (1000Base-T) access ports and 2 - High...

REFURBISHED: 48 Port Managed Layer 3 Gigabit Ethernet Switch with optional 10GigE uplinks. Includ...

In Stock
$3,007.00 $2,180.08
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REFURBISHED: 48 Port Managed Layer 2 Fast Ethernet Switch with quad Gigabit uplinks, Part# R1700598G1

REFURBISHED: 48 Port Managed Layer 2 Fast Ethernet Switch with quad Gigabit uplinks. Includes 48 -10/100Base-T access ports, 2 - combo1000Base-T/SFP Gigabit Ethernet Ports and...

REFURBISHED: 48 Port Managed Layer 2 Fast Ethernet Switch with quad Gigabit uplinks. Includes 48 ...

In Stock
$697.00 $505.33
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REFURBISHED: ISDN Inverse Multiplexer supports up to 512 kbps for single application, Part# R1202086L2

REFURBISHED: ISDN Inverse Multiplexer supports up to 512 kbps for single application. S/T Interface; supports Bonding Mode 1 standard I-Mux; separate V.35 and RS-530/RS-232 DTE...

REFURBISHED: ISDN Inverse Multiplexer supports up to 512 kbps for single application. S/T Interfa...

In Stock
$1,817.00 $1,476.31
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REFURBISHED: Access router for frame relay and point-to-point connectivity, Part#R1200820E1

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes modular network interface and 2 integral 10/100BaseT Ethernet ports. Supports all current NetVanta Interface Modules....

REFURBISHED: Access router for frame relay and point-to-point connectivity. Includes modular netw...

In Stock
$627.00 $454.58
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Showing 3505 to 3528 of 8534 products