Technical
Specifications for the Catalyst 4840G
|
Description
|
Specification
|
|
Performance
|
22
Gbps switching fabric
|
|
73,000
(3 packet), 56,000 (6 packet) connections per second setup rate
|
|
240,000
concurrent sessions
|
|
More
than 9 million pps wire-speed forwarding rate for 64-byte packets
|
|
MIPs
RISC CPU-R5000, 16 MB Flash, 128 MB DRAM
|
|
Route
Entries: 24,000 maximum
|
|
12
MB memory architecture shared by all ports
|
|
Packet
forwarding rate for 64-byte packets:
-
14,880
pps for 10-Mbps ports
-
148,800
pps for 100BaseT ports
-
1,488,000
pps for 1000BaseX ports
|
|
Management
|
SNMP
Management Information Base (MIB) II
|
|
Cisco
Server Load-Balancing MIB
|
|
Standards
|
IEEE
802.3x full duplex on 10BaseT, 100BaseTX, and 1000BaseX ports
|
|
IEEE
802.1D Spanning-Tree Protocol
|
|
IEEE
802.1Q VLAN
|
|
IEEE
802.3z 1000BaseX specification
|
|
1000BaseX
(GBIC)
-
1000BaseSX
-
1000BaseLX/LH
-
1000BaseZX
|
|
IEEE
802.3u 100BaseTX specification
|
|
IEEE
802.3 10BaseT specification
|
|
Y2K
|
Y2K
compliant
|
|
Connectors
and Cabling
|
10BaseT
ports: RJ-45 connectors; two-pair Category 3, 4, or 5 unshielded
twisted-pair (UTP) cabling
|
|
100BaseTX
ports: RJ-45 connectors; two-pair Category 5 UTP cabling
|
|
1000BaseX
GBIC ports: SC fiber connectors, single mode or multimode fiber
|
|
Console
and auxiliary port: RJ-45 connectors, RS-232 serial cabling
|
|
Indicators
|
Per-port
status LEDs
|
| Part
Description |
Part
Number |
| Catalyst
4840G Server Load Balancing switch, fixed 40 10/100 FE, 2 1000BaseX
(GBIC) Note: GBIC modules need to be to be ordered separately |
WS-C4840G |
| PCMCIA
Flash Memory Card, 16 MB Option |
MEM-C6K-FLC16M
|
| PCMCIA
Flash Memory Card, 24 MB Option |
MEM-C6K-FLC24M
|
| 1000BaseSX
GBIC module |
WS-G5484
|
| 1000BaseLX/LH
GBIC module |
WS-G5486
|
| 1000BaseZX
(extended reach) GBIC module |
WS-G5487 |
| Gigabit
Ethernet multimode conditioning cable |
CAB-GELX-625
|
| Catalyst
4840 Redundant Power Supply Rack with 1 Power Supply |
C4840-PSRACK-PS=
|
| Catalyst
4840 Redundant Power Supply Rack (NPower Supply) |
C4840-PSRACK=
|
| Catalyst
4840 Redundant Power Supply (requires rack) |
C4840-PS=
|
| SMARTnet
maintenance |
CON-SNT-WS-C4840G
|
| SMARTnet
maintenance |
CON-SNTE-WS-C4840G
|
| SMARTnet
maintenance |
CON-SNTP-WS-C4840G
|
| SMARTnet
maintenance |
CON-OS-WS-C4840G
|
| SMARTnet
maintenance |
CON-OSE-WS-C4840G
|
| SMARTnet
maintenance |
CON-OSP-WS-C4840G
|