1001 604 http://www.nbl.org.tw/ 24 (10/100Mbps) + 2 (Gigabits Ethernet) port (Layer 2Layer 3 Small and Medium Enterprise Switch) Layer 3 (Catalyst 3550-24 EMI) (DES-)(FastIron Edge 2402 Premium)()Layer 2 3COM (SuperStack Switch 4400-24) (Catalyst 2950G-24EI) (DES-3226S)HP(Procurve 2524) (6824M) (Functionality) (Performance) (Interoperability) 12 (Management Function) Layer 2Layer3 Multicast (Security Functions) (Redundancy and Other Functions) (Value-to-Price)Layer 2 (Layer 2 Performance)Layer 3 (Layer 3 Performance) (Multicast Performance) Spanning Tree RIP(Routing Information Protocol) OSPF(Open Path Shortest First) wire-speed Layer 2 SME switch ( ) Catalyst 2950G-24EI 3226S Layer 3 SME switch ( ) FastIron 2402 Premium Catalyst 3550-24EMI Layer 2 SME switch 3226S Layer 3 SME switch 1
(Layer 2 SME switch) (a) Layer 2 (Bridge) (flooding) router (b) (a) flooding router port router (c) (Layer 3 SME switch) Layer 2 bridge Layer 3 routing bridge (a)layer 2 switch ; (b) router (c)layer 3 switch switch (ex: SNMPv3SSHSSL) port security switch port MAC address switch port RADIUS TACAS+ switch 2
switch Access Control List switch traffic switch (1) (2) (3)Layer 2Layer3 Multicast (4) (5) (6) (Value to Price) (Layer 2Layer 3 SME Switch) (1)Layer 2 (2)Layer 3 (3)Multicast (1)Spanning Tree(2)RIP (3)OSPF 24 (10/100Mbps) + 2 (Gigabits Ethernet) port Layer 2 Layer 3 SME Switch 3COM SuperStack Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 Gigabits Modules 1000BaseT module *2(3C17220) NT 66,000 3COM Taiwan 2 ports Gigabits 1000BaseSX GBIC *2(WS-5484) NT 174,750 1000BaseT module*1(2 port per module) NT 44,500 1000BaseT module*2 (J4834A) NT 72,000 1000BaseT NT 43,000 6824M* module*2(em3626a-1gt-rj45) *6824M 3
Catalyst 3550-24 EMI FastIron 2402 Premium Gigabits Modules 1000BaseSX GBIC *2 (WS-5484) NT299,500 2 ports Gigabits 1000BaseT module*1(2 ports per NT 61,000 module) Built-in 1000BaseT Gigabits port NT178,000 Taiwan 1000BaseT module*2(em3626a-1gt-rj45) NT55800 switch fabric 24 (10/100Mbps) + 2 (Gigabits Ethernet) port 8.8Gbps(full duplex) Wire-speed 8.8Gbps switch fabric 3COM Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M Catalyst Firm ware versio n 12.1(1 1)EA1 Firmware Version Port (10/100Mbps+G igabits port) Switch Fabric 3.02 24+2 8.8 Gbps 12.1(11r)E 24+2 8.8 A1 Gbps 3.00-B15 24+2 8.8 Gbps F.05.09 24+2 9.6 Gbps* 2.0.1.3 24+2 8.8 Gbps Port (10/100Mbps+Gi gabit s port) MAC Table Size RAM Buffer Size and Weight (H x W x D) 8K 32MB RAM 2.6 x 17.3 x 12 in 12 lb 8K 16MB SDRAM 1.72 x17.5 x9.52in 8MB FLASH RAM 6.5lb 8K 8MB RAM 2.6 x 17.36 x 15.28 in. 13.23 lb 4K 6MB share packet buffer 1.8x17.4 x 8.0 in. 26MB RAM, 2MB Flash 6.0lbs 8K 32MB RAM 1.73x 17.3x18.14 in. 10.58lb Layer 2 SME switch Switch Fabric 24+2(GBIC slot) 8.8 Gbps Throughput MAC Table Size IP Routing Table Size 6.6Mbps 8K 16000 unicast routes 2000 multicast routes RAM Buffer 16MB Flash RAM 64MB DRAM Size and Weight (H x W x D) 1.75 x 17.5 x 14.4 in. 4
3550-24 EMI 11lb 3.00-B 15 24+2 8.8 Gbps 6.6Mpps 8K 2000 16MB 1.7x17.3 x 5.3 in. 6.2lb FastIron 2402 Premium 01.0.0 0Tc3 0.0.4.1 4 24+2(Rj45)+2(min igbic slot) 38.4 Gbps 24+2 8.8 Gbps 6.6Mbps 64K 200000 IP routes 8192 multicast routes 512 KB boot flash memory 16384 KB code flash memory 128 MB DRAM 2.63 x 17.5 x 19.6 in. 17.5lb 6.6Mpps 8K 2047 64MB RAM 1.73x 17.3x18.14 in Layer 3 SME switch Spirent SmartBits 6000BAgilent Routerer 900 Spirent SmartBits 6000B 1.SmartBits 6000B(Chassis) 2.LAN3101A (6ports 10/100Mbps module) 3.LAN3301A (2ports 10/100/1000Mbps module) 1.ASTver2.10.017 (Layer 2 ) 2.SmartWindow ver7.40 (Layer 2 ) 2.SmartFlow ver1.52 (Layer 3 ) 3.SmartMulticastIP1.26(Multicast ) Agilent Router er 900 1.E7900A(4 slots chassis) 2.E7906A (16 ports 10/100Mbps module) Router Teser and QA Robat release 5.1 Spirent SmartBits 6000BAgilent Router er 900 (1) (2) (3)Layer 2Layer3 Multicast (4) (5) (6) (Value to Price) 5
Web SNMP(Simple Network Management Protocol)RMON(Remote Monitoring) NTP(Network Time Protocol) port mirroring firmware update Web SNMP RMON port mirroring port Web CLI(Command Line Interface) HP SNMP SNMP v3 SNMPv1v2 (authentication) proprietary 3COM Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M Proprietary Tools Serial port TelnetWeb 3COM Network Supervisor accompanying with switch Serial port Support TelnetWeb Works Serial port D-View TelnetWeb Serial port HP TopTools TelnetWeb accompanying with switch Serial port EliteView TelnetWeb SNMP RMON Firmware Update SNMP v1v2 SNMP v1v2v3 SNMP v1v2v3 SNMP v1v2 SNMP v1v2 Group 1,2,3,9 Group 1,2,3,9 Group 1,2,3,9 Group 1,2,3,9 Group 1,2,3,9 Network Time Protocol Port Mirroring TFTP No (Roving Analysis) TFTP NTP (SPAN) TFTP No TFTP No TFTP No (a)layer 2 SME Switch Catalyst 3550-24 EMI FastIron 2402 Premium Proprietary Tools Serial port TelnetWeb Serial port TelnetWeb Serial port TelnetWeb Serial port TelnetWeb Support Works software D-View No EliteView SNMP RMON Firmware Update SNMP v1v2v3 SNMP v1v2v3 SNMP v1v2v3 SNMP v1v2 6 Group 1,2,3,9 Group 1,2,3,9 Group 1,2,3,9 Group 1,2,3,9 Network Time Protocol TFTP NTP TFTP No TFTP NTP TFTP SNTP Port Mirroring (b)layer 3 SME Switch 802.1p QoS IP address MAC addressapplication port traffic switch (Rate-Limiting) Layer 2 switch Catalyst 29503COM 4400 3226S
802.1p QoS 802.1p QoS Catalyst 2950 3226S 6824M Layer 3 switch 802.1p 3550 FastIron2402 3COM Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M 802.1p hareware queues per port 802.1p QoS configuration Rate-limiting 4 TOS, DSCP, Source/destination IP/MAC No or Layer 4 port 4 TOS, DSCP, Source/destination IP/MAC or Layer 4 port 4 TOS, DSCP, Source/destination IP/MAC or Layer 4 port 4 802.1p No TOS, DSCP 4 802.1p TOS, DSCP* * said to support full configurations of 802.1p QoS function in the next release. (a)layer 2 switch Catalyst 3550-24 EMI FastIron 2402 Premium 802.1p hareware queues per port 802.1p QoS configuration 4 TOS, DSCP, Source/destination IP/MAC or Layer 4 port 4 TOS, DSCP, Source/destination IP/MAC or Layer 4 port 4 TOS, DSCP, Source/destination IP/MAC or Layer 4 port 4 TOS,DSCP Source/destination IP/MAC or Layer 4 port Ratelimiting Rate-limiting configuration Based on source/destination IP/MAC or Layer 4 port or any combination of these fields using QoS ACLS, class maps and policy maps Input/Output rate-limiting on each port Based on source/destination IP/MAC or Layer 4 port or any combination of these fields using ACLS Input/Output rate-limiting on each port (b)layer 3 switch Layer 2Layer 3 multicast Layer 2 Layer 3 multicast (a) Layer 2 SME switch VLAN Catalyst 2950 multicast link aggregation 3COM Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 VLAN Link aggregation Support 60 VLANs 4 aggregate groups maximum 8 ports per aggregate group 250 VLANs 6 aggregate groups maximum 8 ports per aggregate group 63 VLANs 6 aggregate groups 255VLANs (GVRP ) maximum 8 ports per group 30 VLANs 1 aggregate group maximum 4 port per group Multicast IGMP snooping IGMP filtering IGMP snooping IGMP filtering IGMP snooping IGMP filtering 7
6824M 256VLANs 6 aggregate group maximum 4 port per group IGMP snooping (a)layer 2 switch Layer multicast (b) Layer 3 SME switch protocol BGP VLAN Catalyst 3550-24 EMI FastIron 2402 Premium VLAN support 1005 Active VLANs, 128 spanning tree per switch 63VLANs 255 VLAN (GVRP) 1024 Active L3 VLANs, 4063 Active L2 VLANs, 128 spanning switch per switch Link aggregate support 12 aggregate groups, maximum 8 ports per aggregate group 6 aggregate groups, maxium 8 ports per aggregate group 4 aggregate groups, maximum 4 ports per aggregate group 256 active VLANs 6 aggregate groups, maximum 4 ports per aggregate group L3 protocol support RIPv1v2, IGRP, EIGRP, OSPF, BGP,IPX AppleTalk RIPv1v2, OSPF RIPv1v2, OSPF, BGP IPX, AppleTalk RIPV1v2 OSPF Multicast IGMP, DVMRP, PIM-DM, PIM-SM IGMP DVMRP PIM-DM IGMP, DVMRP, PIM-DM, PIM-SM IGMP DVMRP PIM-DM Other CDP, VRRP, HSRP, GVRP GVRP VRRP, FSRP, GVRP GVRP (b)layer 3 switch Layer 2Layer3multicast switch 802.1x TACAS+RADIUS server port security switch port MAC address switch port Access Control List traffic Layer 3 SME switch Layer 2 SME switch Catalyst 2950D-link 3226S3COM 4400 Access Control List Catalyst 2950 Catalyst 3550 Access Control List TACAS+ RADIUS Port Security Management Data Security 3COM No No Switch 4400-24 SSHSNMPv3 Catalyst 2950G-24-EI No SNMPv3 3226S HP SSH No Procurve 2524 6824M No No* * said to support access control list function in the next release. 8 Access Control List (a)layer 2 SME switch TACACS+ RADIUS Port Security Management Data Security Access Control List
Catalyst 3550-24 EMI FastIron 2402 Premium SSHKerberosSNMPv3 SSL No SNMPv3 SSHSNMPv3 No No No (b)layer 3 SME switch Layer 2 SME switch (a) 3COM 4400 Catalyst 29506824M redundant power (b) Layer 3 SME switch DHCP server Catalyst 3550 FastIron 2402 VRRP/HSRP 3COM SuperStack Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M 802.1w RSTP redundant power No No Catalyst 3550-24 EMI FastIron 2402 Premium DNS relay DHCP server DHCP relay 802.1w RSTP HSRP/VRRP Redundant power No No No No No No No (1)Layer 2 (2)Layer 3 (3)Multicast Layer 2 Layer 2 (1)address learning 9
C A 789101112 123456 7x 1x 10/100 Ethernet SmartMetrics MiniModule 1 2 3 4 5 6 8x 2x 1 1 9x 3x A 2 1 10x 4x 3 11x 5x 1 12x 4 6x 1 5 7x 1x 1 6 8x 2x 1 9x 3x B LAN-3101A 10x 4x 11x 5x 12x 6x (2)address caching(3)layer 2 forwarding (4)layer 2 broadcasting (1) Address Learning port MAC(Media Access Control) MAC Table 4000 ASTver. 2.10.017AST Ethernet MAC Address Learning Address Learning MAC address aging time 10000 MAC address table AST learning rate AST 4000 MAC Addresses learning rate learning rate learning rate MAC address table wire-speed 4000 MAC addresses 10
MAC address learning port MAC address learning Smart Windows ver. 7.40SmartWindows Frame size 60 bytes (without 4 bytes CRC) Utilization (frame sending rate) 1% (1488 frame per second) Cycle count Cache MAC addresses Sending port configuration Source MAC address incremental( byte Destination MAC address static( ) byte 1) Receiving port configuration Source MAC address static( Destination MAC address byte 1) incremental( byte ) Address Caching MAC address aging time 10000 MAC address table Smart Windows cycle countmac Smart Windows frame 1488 fps Smart Windows MAC Address cycle count cycle count cycle count MAC address table 64000 MAC address Catalyst 3550 5088 MAC Address ( MAC) Layer 2 Address Caching 11
(3) Layer 2 Forwarding layer2 wire-speed forwarding SmartBits Router er 24(10/100Mbps)+2(Gigabits Ethernet ) port loading wire-speed SmartBits ASTver. 2.10.017AST Router er GUI full mesh traffic Layer 2 Forwarding Layer 2 Forwarding wire-speed latency 3550 Latency Latency Layer 2 Forwarding 12
Layer 2 Forwarding Latency (4) Broadcast Performance broadcast traffic wire speed forwarding SmartBits AST 2.10.017 AST Broadcast wire-speed Latency Catalyst 3550 Layer 2 Broadcast 13
Layer 2 Broadcast Latency Layer 3 Layer 3 SmartBits6000B Router er 900 subnet subnet Layer 3 port (64 bytes128 bytes 256 bytes512 bytes1024 bytes1280 byetes 1518 bytes) (zero-loss maximum throughput)latency SmartFlow binary search zero-loss throughput port IP address wire-speed layer 3 Fast Ethernet port Catalyst3550 switch latency 14
Layer 3 Forwarding Layer 3 Forwarding Latency Multicast Multicast IGMP DVMRP mulitcast SmartMulticastIP SmartBits port multicast (64 bytes128 bytes256 bytes512 bytes 1024 bytes1280 bytes 1518 bytes) ports Unicast 64 bytes unicast multicast (zero-loss maximum throughput)latency SmartFlow binary search zero-loss port VLAN multicast 15
Multicast switch multicast unicast traffic wire-speed Multicast Mixed Class Throughput switch multicast traffic 10% latency latency multicast 10% latency size Catalyst 3550 latency latency Multicast Forwarding Latency 16
multicast throughput Catalyst3550 latency SpanningTree Protocol RIPOSPF Spanning Tree Protocol Spanning Tree Protocol Spanning Tree Protocol Spanning Tree Protocol ping ping Spanning Tree Protocol ping spanning tree protocol Spanning Tree 3COM 4400 Catalyst 2950 HP Procurve 2524 6824M Catalyst 3550 FastIron 2402 3COM 4400 Catalyst 2950 HP Procurve 2524 17
6824M Catalyst 2950 FastIron 2402 spanning tree protocol RIP RIP RIP ping RIP RIP Catalyst 2950 FastIron 2402 Catalyst 2950 FastIron 2402 RIP OSPF OSPF OSPF ping 18
OSPF OSPF Catalyst 2950 FastIron 2402 Catalyst 2950 FastIron 2402 OSPF 1/6(Layer 3 switch) 1/5(Layer 2 switch) 24+2 port 8.8Gbps traffic protocol Layer 2 SME switch ( ) Catalyst 2950G-24EI 3226S Layer 3 SME switch ( ) FastIron 2402 Premium Catalyst 3550-24EMI Layer 2 SME switch 3226S Layer 3 SME switch 3COM SuperStack Layer 2 layer3 multicast 19
Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M Catalyst 3550-24 EMI FastIron 2402 Premium 3COM SuperStack Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M Catalyst 3550-24 EMI FastIron 2402 Premium Layer 2 Layer 3 Multicast Spanning Tree Protocol RIP OSPF 3COM SuperStack Switch 4400-24 Catalyst 2950G-24-EI 3226S HP Procurve 2524 6824M Catalyst 3550-24 EMI FastIron 2402 Premium 20
Device Under 3COM SuperStack Switch 4400-24 Catalyst 2950G-24EI 3226S HP Procurve 2524 41 45 42.5 38.5 41 (49 49 52.5 44.5 51 ) 6824M Layer 2 SME switch Device Under Catalyst 3550-24EMI FastIron 2402 Premium 53 50 53.5 49.5 55 60 57.5 59.5 Layer 3 SME switch [1] 3COM, http://www.3com.com [2], http://www.cisco.com [3], http://www.dlink.com.tw [4], http://www.foundrynet.com [5] HP, http://www.hp.com/ [6], http://www.smc.com/ [7] SmartBits, http://www.netcomsystems.com [8] AST, http://www.netcomsystems.com [9] SmartFlow, http://www.netcomsystems.com [10] SmartWindow, http://www.netcomsystems.com [11] SmartMulticastIP, http://www.netcomsystems.com [12] RFC Documents, http://www.ietf.org/rfc.html 21
3COM (3COM Taiwan) 3Com 1979 3Com 100 SuperStack 3 Switch 3300s 10/100 LAN 3Com 24-port SuperStack 3 Switch 4400 Layer 2 Layer 4 QoS 3Com 3Com 10/100 Layer 3 Switch Edge, Gigabit,! SuperStack3 4400 V3.0, IEEE 802.3ad,IEEE 802.1x RADIUS,Backup & Restore,3Com Price/Performance, 3Com! (3Com Justin_Lin@3Com.com) ( ) Access Layer Switch per port cost QoS ( Network Access Management Solution ) L2 or L3 switch ( Taiwan) FastIron (FES),.,.,FastIron., Layer3,, 1000Base-T Uplink,.96-.FastIron,,,. FastIron. (02) 8712-7271 www.foundrunetworks.com 22
HP ( ) HP Procurve HP Toptools for Hubs & Switchs Web : mail mail HP Procurve 9300 HP Procurve Switch 25242512 L2 HP Port secruity 802.1xRADIUSTACACS+ HP Procurve Switch 25242512 ( ) Performance 23