© 2009 Extreme Networks, Inc. All rights reserved.
Summit X250e Series—Page 8
Extreme Networks Data Sheet
Technical Specifications
Summit X250e-24t
General Specifications
Performance
• 48.8 Gbps switch fabric bandwidth
• 36.3 Mpps frame forwarding rate
• 9,216 Byte maximum packet size (Jumbo
Frame)
• 128 load sharing trunks, up to 8 members
per trunk
• 8 QoS queues/port
• 4,094 VLANs (Port, Protocol, IEEE 802.1Q)
• 1,024 centralized ACL rules per switch
Forwarding Tables
• Layer 2/MAC Addresses: 8K
• IPv4 LPM Entries: 512
• IPv6 LPM Entries: 256
Rate Limiting
• Ingress bandwidth policing/rate limiting per
flow
• Egress bandwidth rate limiting per egress
queue
• Rate Limiting Granularity: 64Kbps
• Available Rate Limiters: 1,024 per switch
Indicators
• Per port status LED
• System Status LEDs: management, fan and
power
Ports
• 24 ports 10/100BASE-T with auto-speed and
auto-polarity
• 2 ports Gigabit Ethernet (100/1000BASE-X
SFP, shared PHY with 2 10/100/1000BASE-T
ports)
• 2 SummitStack stacking interfaces
• 1 port Serial (control port)
• 1 10/100BASE-T out-of-band management
port
External Power Supply Support
• EPS-160 with EPS-T
Physical Specifications
Dimensions and Weight
• Height: 1.73 Inches/4.4 Cm
• Width: 17.35 Inches/44.1 Cm
• Depth: 12.13 Inches/30.8 Cm
• Weight: 10.47 Lbs/4.76 Kg
Operating Specifications
Temperature
Power & Acoustic Sound
• Voltage Input Range: 90 – 264V Nominal
Input Ratings: 100 – 240V~, 50/60Hz, 1.0A
• Input Current: 0.5A @ 115V~ (lowline) 0.25A
@ 230V~ (high-line)
• Maximum In-Rush Current: 30A @115V, 60A
@ 230V
• Efficiency: 83% with 60% – 100% load
• Line Frequency Range: 47 – 63 Hz
• Power Supply Input Socket: IEC 320 C14
• Power Cord Input Plug: IEC 320 C13
• Heat Dissipation: 36W (123 BTU/h)
• Power Consumption: 36W (123 BTU/h)
• Acoustic Noise (Low FAN Speed): 37 dBA per
ISO 7779
• Acoustic Noise (High FAN Speed): 45 dBA per
ISO 7779
IPv6 Host Requirements
• RFC 2460, Internet Protocol, Version 6 (IPv6)
Specification
• RFC 2461, Neighbor Discovery for IP Version
6, (IPv6)
• RFC 2463, Internet Control Message
Protocol (ICMPv6) for the IPv6 Specification
• RFC 2464, Transmission of IPv6 Packets
over Ethernet Networks
• RFC 2465, IPv6 MIB, General Group and
Textual Conventions
• RFC 2466, MIB for ICMPv6
• RFC 2462, IPv6 Stateless Address Auto
configuration – Host Requirements
• RFC 1981, Path MTU Discovery for IPv6,
August 1996 – Host requirements
• RFC 3513, Internet Protocol Version 6 (IPv6)
Addressing Architecture
• RFC 3587, Global Unicast Address Format
• Telnet server over IPv6 transport
• SSH-2 server over IPv6 transport
• Ping over IPv6 transport
• Traceroute over IPv6 transport
IPv6 Interworking and Migration
• RFC 2893, Configured Tunnels
• RFC 3056, 6to4
IPv6 Router Requirements – Requires Edge
License or above
• RFC 2462, IPv6 Stateless Address Auto
configuration – Router Requirements
• RFC 1981, Path MTU Discovery for IPv6,
August 1996 – Router requirements
• RFC 2710, IPv6 Multicast Listener Discovery
v1 (MLDv1) Protocol
• RFC 3810, IPv6 Multicast Listener Discovery
v2 (MLDv2) Protocol
• Static Unicast routes for IPv6
• RFC 2080, RIPng
• Static ECMP
QoS and VLAN Services
Quality of Service and Policies
• IEEE 802.1D – 1998 (802.1p) Packet Priority
• RFC 2474 DiffServ Precedence, including 8
queues/port
• RFC 2598 DiffServ Expedited Forwarding (EF)
• RFC 2597 DiffServ Assured Forwarding (AF)
• RFC 2475 DiffServ Core and Edge Router
Functions
VLAN Services: VLANs, vMANs
• IEEE 802.1Q VLAN Tagging
• IEEE 802.1v: VLAN classification by Protocol
and Port
• Port-based VLANs
• Protocol-based VLANs
• MAC-based VLANs
• Multiple STP domains per VLAN
• Upstream Forwarding Only/Disable Flooding
• draft-sanjib-private-vlan-09.txt Private VLANs
• VLAN Translation
• IEEE 802.1ad Provider Bridge Network, virtual
MANs (vMANs)
• vMAN Ethertype Translation/Secondary vMAN
Ethertype
• Multicast Support for PVLAN
• Multicast Support for VLAN Aggregation
• VLAN Aggregation (not applicable to Summit
X150 and Summit X350)
