Processing Core; Ipv6 Accelerator Card; At-8948 And X900-48Fe Switches; X900-48Fs Switch - Allied Telesis x900-48FE Hardware Reference Manual

Hardware Reference

Processing core

IPv6 accelerator card

AT-8948 and
x900-48FE switches
x900-48FE front panel
1 2
Advanced L3 Switch
PSU 1 PSU 2 FAULT CF
RESET
ASYN0/CONS
L/A 49 50 51 52 SFP
PORTS 49-52 L/A L/A

x900-48FS switch

x900-48FS front panel
ASYN0/CONS
C613-03092-00 REV J
350 MHz RISC Processor
■
32 MBytes of on-board flash
■
256 MBytes of Synchronous DRAM, expandable to 512 MBytes with DIMM
■
CompactFlash slot for hot-swappable expansion of flash memory
■
512 kBytes of SRAM
■
32/66 PCI bus for 32-bit/33 MHz
■
Silicon ID chip stores serial number, board ID, and MAC address
■
AT-8948 switches have a slot for an optional AT-ACC01 network processor
accelerator card to provide accelerated unicast and multicast routing in
hardware:
4096 Layer 3 IPv6 multicast entries
■
1000 accelerator hardware filters
■
128 MBytes Synchronous DRAM giving 64 K IPv6 routes
■
Key features are:
Autonegotiating, multi-layer Fast Ethernet switch
■
48 x 10BASE-T/100BASE-TX ports (RJ-45 connectors), auto MDI/MDI-X,
■
full or half duplex
4 x 1000BASE-X SFP uplink port, 1000 Mbps, full duplex
■
Hot-swappable, load sharing PSUs
■
NEBS compliant model x900-48FE-N available
■
Optional AT-ACC01 network processor accelerator card for the AT-8948
■
switch
3 4 5 6 7 8 9 10 11 12 13 14 15 16
LINK ACT SFP ENABLED FAULT
Key features are:
Multi-layer Fast Ethernet switch
■
48 x 100BASE-X SFP ports, 100 Mbps, full or half duplex
■
4 x 1000BASE-X SFP uplink ports, 1000 Mbps, full duplex
■
Support for hot-swappable SFP modules
■
Hot-swappable, load sharing PSUs
■
17 18 19 20 21 22 23 24 25 26 27 28 29 30
L/A D/C PORTS 1-48 L/A L/A L/A LINK 100M ACT LINK 10M ACT D/C FULL DUP
31 32 33 34 35 36 37 38 39 40 41 42 43
HALF DUP COL
7
44 45 46 47 48