Data Sheet
© 2008 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information. Page 3 of 5
Stack operation
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Up to 192 ports in a stack
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Hot insertion and removal
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Ring and chain stacking options
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Master and backup master for resilient stack control
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Auto-numbering or manual configuration of units in stack
Layer 2
MAC table size 8000
Number of VLANs 256 active VLANs (4096 range)
VLAN Port-based and 802.1Q tag-based VLANs, protocol-based VLAN, management VLAN,
multicast TV VLAN, PVE, GVRP
Head-of-line (HOL) blocking HOL blocking prevention
Layer 3
Layer 3 options Static routing; classless interdomain routing (CIDR); 60 static routes; IPv4 and IPv6;
forwarding in silicon - wire-speed forwarding of Layer 3 traffic
IPv6
IPv6 options IPv6 over Ethernet, dual stack, IPv6 over IPv4 network with Intra-Site Automatic Tunnel
Addressing Protocol (ISATAP) tunnel, IPv6 neighbor discovery, stateless address
configuration, maximum transmission unit (MTU) discovery, WEB, SSL, Telnet, Ping,
Traceroute, Simple Network Time Protocol (SNTP), Trivial File Transfer Protocol (TFTP),
SNMP, RADIUS, ACLs, QoS, protocol-based VLANs
Management
Web user interface Built-in web user interface for easy browser-based configuration (HTTP/HTTPS)
SNMP SNMP versions 1, 2c, and 3 with support for traps
SNMP MIBs
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RFC1213 MIB-2,
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RFC2863 interface MIB
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RFC2665 Ether-like MIB
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RFC1493 bridge MIB
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RFC2674 extended bridge MIB (P-bridge, Q-bridge)
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RFC2819 RMON MIB (groups 1, 2, 3, and 9 only)
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RFC2737 entity MIB
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RFC 2618 RADIUS client MIB,
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RFC 1215 traps
RMON Embedded RMON software agent supports 4 RMON groups (history, statistics, alarms, and
events) for enhanced traffic management, monitoring, and analysis)
Firmware upgrade
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Web browser upgrade (HTTP/HTTPS) and TFTP
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Dual images for resilient firmware upgrades
Port mirroring Traffic on a port can be mirrored to another port for analysis with a network analyzer or
RMON probe.
Other management Traceroute, single IP management, SSL security for web user interface, SSH, RADIUS,
port mirroring, TFTP upgrade, Dynamic Host Configuration Protocol (DHCP) client,
BOOTP, SNTP, Xmodem upgrade, cable diagnostics, Ping, syslog, Telnet client (SSH
secure support)
Security
IEEE 802.1X 802.1X RADIUS authentication, MD5 hash; guest VLAN; single/multiple host mode
ACLs
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Drop or rate limit based on source and destination MAC or IP address, protocol, port,
VLAN, differentiated services code point (DSCP)/IP precedence, TCP/ User Datagram
Protocol (UDP) source and destination ports, 802.1p priority, Ethernet type, Internet
Control Message Protocol (ICMP) packets, Internet Group Management Protocol
(IGMP) packets, DHCP snooping, Address Resolution Protocol (ARP) inspection, and
IP source address guard
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Up to 1018 rules
Availability
Link aggregation Using IEEE 802.3ad LACP, up to 8 ports in up to 8 groups
Storm control Broadcast, multicast, and unknown unicast
DoS prevention DoS attack prevention
(23 pages)
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