3Com Switches - Manual (Page 22)

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SuperStack II 10/100 SuperStack II SuperStack II SuperStack II SuperStack II SuperStack II
Product name Baseline Switch Switch 610 Switch 2200 Switch 2700 Switch 1100 Switch 3300/33
Switching technology N/A 10/100 Mbps Ethernet/ Ethernet/FDDI/ Ethernet/ATM/ 10/100 Mbps Ethernet/ 10/100 Mbps Et
Fast Ethernet Fast Ethernet ATM/Gigabit Ethernet Fast Ethernet/ATM/ Fast Ethernet/AT
Gigabit Ethernet Gigabit Ethernet
Ethernet ports 24 x 10/100BASE-TX 24 x 10BASE-T 16 x 10BASE-T 12 x 10BASE-T 24 x 10BASE-T 12 x 10/100BAS
(RJ-45 connectors) 12 x 10BASE-T 24 x 10/100BAS
Optional 10 Mbps N/A No No No Yes No
Transceiver Interface
Module
10/100 Mbps Ethernet/ N/A 2 x 10/100BASE-TX N/A N/A 2 x 10/100BASE-TX 24 x 10/100BAS
Fast Ethernet ports 12 x 10/100BASE-TX 2 x 10/100BASE
FDDI connectivity N/A N/A One FDDI (DAS with N/A N/A N/A
two fiber MICs) 5
ATM connectivity N/A N/A N/A One ATM (155 Mbps ATM OC-12c 2 ATM OC-12c 2
OC-3c multimode/ ATM OC-3c ATM OC-3c
single-mode 11 dB SC
connector) one and
DS-3 45 MB
Gigabit Ethernet N/A N/A N/A N/A 1 x 1000BASE-SX 1 x 1000BASE-S
optional per unit optional per uni
Optional extra N/A N/A N/A N/A 100BASE-FX 100BASE-FX
high-speed links 1000BASE-SX 1000BASE-SX
ATM OC-12c 2 ATM OC-12c 2
multimode multimode
Layer 3 switching N/A N/A N/A N/A Optional Layer 3 Optional Layer 3
support module 2 module 2
(RIP, OSP F, DVMRP ) (RIP, OSP F, DVM
Forwarding method 4 S&F CT/S&F/Intelligent S&F CT/S&F 6 CT/S&F/Intelligent S&F
Number of MAC 4,000 6,000 8,192 8,192 6,000 12,000
addresses
RMON support N/A Groups 1-6, 9 Roving Analysis Six groups Groups 1-6, 9 Groups 1-6, 9
Port (four groups)
Switching engine N/A BRASICA 2 ISE ZipChip ™ BRASICA 2 BRASICA 2
Height 4.4 cm/1.7 in 4.4 cm/1.7 in 6.4 cm/2 1/2 in 4.4 cm/1 3/4 in 7 cm/2 3/4 in 7 cm/2 3/4 in
Width 44 cm/12 1/4 in 44 cm/17 1/4 in 44 cm/17 1/4 in 44 cm/17 1/4 in 44 cm/17 1/4 in 44 cm/17 1/4 in
Depth 23.5 cm/9 1/4 in 22.4 cm/8 3/5 in 36.8 cm/14 1/2 in 27.5 cm/11 in 30 cm/12 in/ 30 cm/12 in
Weight 2.6 kg/5 4/5 in 4.4 kg/9 2/3 lb 4.5 kg/10 lb 2.5 kg/5 1/2 lb 4.4 kg/9 2/3 lb 4.4 kg/9 2/3 lb
Performance
Aggregate bandwidth Full wire speed Full wire speed Full wire speed Full wire speed Full wire speed Full wire speed
Forwarding rate 1,330,000 pps 1,200,000 pps 193,440 pps 90,000 pps 1,200,000 pps 1,330,000 pps
(packets per second)
Ethernet latency N/A 7 µs (S&F) 30 µs Ethernet to ATM 7 µs (S&F) N/A
35 (CT) 8 µs (S&F) 35 µs (CT)
54 µs (CT)
High-speed N/A 8 µs (S&F) 10/25 µs 3 (S&F) 130 µs (CT) 8 µs (S&F) 8 µs (S&F)
port latency estimated
Packet buffering 32 K static RX per 8 K static RX per 1 MB total 192 KB 8 K static RX per 32 K static RX pe
10/100 Mbps port 10 Mbps port per port per port 10 Mbps port 10/100 Mbps po
12 port: 1600 K 32 K static RX per 32 K static RX per 12 port: 1600 K
dynamic TX shared 10/100 Mbps port 10/100 Mbps port dynamic TX shar
24 port: 2752 K 1216 K dynamic TX 12 port: 800 K 24 port: 2752 K
dynamic TX shared shared across ports dynamic TX shared dynamic TX shar
24 port: 1216 K
dynamic TX shared
Part number 3C16465A-24 port 3C16954 3C220000A 3C32700A 1 3C16950-24 port 3C16980-24 por
3C16464A-12 port 3C16951-12 port 3C16981-12 por
3C16985-24 por
SuperStack II Switches at a Glance
Stackable, versatile switches—ideal solutions for workgroup management and performance
1 See Ordering Information on page 28.
2 Available Q1CY00.
3 Nontranslational/translational
4 CT = Cut-through, S&F = Store and Forward, ISM = intelligent switching mode
5 Each port is also usable as a SAS connection.
6 See page 26 for a full list of connectors.