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Showing 3505 to 3528 of 8534 products
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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...
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NETVANTA 3140
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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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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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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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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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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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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...
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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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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...
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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...
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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...
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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 ...
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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....
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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...
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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...
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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...
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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...
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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, ...
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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...
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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...
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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 ...
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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...
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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...