Showing 50–60 of 428 results

Total Access 750/850 AC Power Supply/Battery Charger - Provides an AC power source for DC-powered Total Access chassis Integral charging circuit for Total Access battery backup systems Mounts to side of Total Access 750/850 chassis or battery backup system FCC NEBS Level 3 and UL 1950 compliant Compact with modular connections status LED auxiliary ground stud and user accessible fuse Provides uninterrupted 48VDC power output when battery backup system (1175044Lx) connected

ProCare 1 Year 7x24x4 On-site Maintenance for the NetVanta 3458 4305 and 4430 with enhanced feature pack software the NetVanta 6355 4660 5660 and 644 providing: 30 minute response time into technical support access to software upgrades and patches and four hour hardware replacement with ProCare on-site representative available 24 hours a day 7 days a week

ProCare 1 Year NBD Remote Maintenance next business day delivery of replacement parts available Monday through Friday 7 am until 7 pm CT covers Smart 16 Shelves

ProStart Remote telephone support of customer installation of MX 2800

- 8 - 10/100/1000 Base-T ports- 2 - 1 Gbps SFP Ports- RJ-45 console port and micro USB port for management- Non-blocking Layer 2 and Layer 3 switching capacity up to 176 Gbps- Fully managed- Industry standard CLI and config- 802.3at 802.3af and Legacy PoE up to 150 total Watts- Feature-rich Adtran switch engine for enterprise Ethernet switching- Supports 802.1q VLANs and trunking STP IGMP- Supports ERPS for high-level redundancy and up-time protection- Advanced smart switching features- Faster VoIP deployments with VoIP VLAN and discovery- Port queue-level policing and shaping

ProCare 3 Year 7x24x4 Remote Maintenance for the NetVanta 320X and 3430 with standard feature pack software providing: 30 minute response time into technical support access to software upgrades and patches and four hour hardware replacement available 24 hours a day 7 days a week

A Network Interface Module (NIM) that terminates a full or fractional T1 and also supports an additional DSX-1interface to drop-off voice traffic to a PBX. Integrated DSU/CSU for circuit protection. A single RJ-48C connector for T1 connectivity. A single RJ-48C connector for DSX-1. A single RJ-45 connector activated when an optional Dial Backup Interface Module (DIM) is installed. Industry-leading five-year North American warranty.

ProStart Sunday/Holiday Remote telephone support of customer ProStart of TA 916 924 NetVanta 6330 16FXS NetVanta 6330 16FXS+8FXO NetVanta 6330 24FXS NetVanta 6360 16FXS NetVanta 6360 16FXS+8FXO NetVanta 6360 24FXS NetVanta 644 NetVanta 6240 16FXS NetVanta 6240 24FXS NetVanta 6250 16 FXS NetVanta 6250 16 FXS with Lifeline NetVanta 6250 24 FXS NetVanta 6250 16 FXS with Lifeline NetVanta 6250 16 FXS + 9 FXO.