Datasheet Switches
AT-8948
MultiIayer IPv4 and IPv6 Switch
AT-8948
4 x
48 x
Industry-leading Features
The
Policy-Based Quality of Service
Comprehensive, low latency QoS features operating at
IPv6 Capability
The
Key Features
•Huge capabilities and flexibility compressed into 1RU form factor
•Front to back cooling for optimum rack/cabinet airflow
•Operating temperature to 50°C (122°F)
•Internal dual
•Layer 2 and 3 IPv4 and IPv6 routing all at
•Built from a 37.6 Gbps switch fabric yielding 13.1 Million packets per second performance
•Provides 256K Layer 3 IPv4 address table entries 2
•Supports full 4096 VLANS with VLAN double tagging
•Private VLANs
•Supports 4096 Layer 3 interfaces
•Fixed ports: 48 x 10/100T on the front panel
•4 x SFP (Small Form Pluggable) gigabit uplinks on the front panel
•A Compact Flash port, accessible via the front panel, which enables configurations and other files to be saved or transferred between switches
•Asynchronous management port available via the front panel for ease of access
•SFP uplink ports will support any combination of
•Full environmental monitoring, with alerts to network manager in case of failure of any PSU or FAN
•Extensive
•
•Min / max bandwidth control with bandwidth slice resolution down to 1Kbps
•Buffered max bandwidth control at egress on all ports, and on each of 8 egress queues per port
•Three drop precedence (green, yellow and red) per priority queue on egress for improved
•SNMP MIB available for monitoring QoS traffic counters
•Low latency for voice and
•SNMPv3 with extensive MIB support
•Advanced routing protocols OSPF,
PIM-DM
•Support for equal cost multi path (ECMP) routing in hardware
•Multiple Spanning Tree Protocol (MSTP) (802.1s)
•Management stacking
•Port trunking
•Port mirroring
•
•Secure SSH capability on management and access
•802.1x support
•DHCP Snooping
•DHCP Option 82
•EPSR
1An optional accelerator card is required to expand the IPv6 capability to
2For 256K Layer 3 IPv4 address table entries either the 256 MB SDRAM or 512MB SDRAM must be fitted.
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