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AT -9400 Series
Hardware Specification
Physical characteristics
Dimensions (H x W x D):
AT-9408LC/SP
4.4 cm x 43.8 cm x 22.2 cm
(1.75 in. x 17.25 in. x 8.75 in.)
AT-9424T/GB
4.4 cm x 43.8 cm x 22.2 cm
(1.75 in. x 17.25 in. x 8.75 in.)
AT-9424T/SP
4.4 cm x 43.8 cm x 22.2 cm
(1.75 in. x 17.25 in. x 8.75 in.)
AT-9448Ts/XP
4.4 cm x 43.8 cm x 30.48 cm
(1.75 in. X 17.25 in. x 12.0 in.)
Weight:
AT-9408LC/SP
3.00kg (6.65 lb.)
AT-9424T/GB
3.11kg (6.85 lb.)
AT-9424T/SP
3.11kg (6.85 lb.)
AT-9448Ts/XP
5.04kg (11.20 lb.)
Recommended minimum ventilation on all sides
10cm (4.0 in.)
System Capacity
32MB RAM
16MB Flash Memory
200MHz PowerPC CPU
4096 VLANs
16000 MAC Addresses
8 megabytes file system
Performance
Latency:
<81 microseconds latency between 10 Mbps ports
<11 microseconds latency between 100 Mbps ports
<4 microseconds latency between 1000 Mbps ports
Wire-speed Switching on all Ethernet ports
14,880pps for 10Mbps Ethernet
148,800pps for 100Mbps Fast Ethernet
1,488,000pps for 1000Mbps Gigabit
Ethernet Throughput:
35.7 Mpps (64-byte packets)
Chipset switching capacity:
AT-9424TSP/GB
48Gbps (Full Duplex)
AT-9424TSP/SP
48Gbps (Full Duplex)
AT-9408LC/SP
24Gbps (Full Duplex)
AT-9448Ts/XP
96Gbps (Full Duplex)
Auto MDI/MDI-X
Software Specification
Interface Standards
802.3
10Base-T & 10Base-FL
802.3u
100Base-TX & 100Base-FX
802.3z
1000Base-SX
802.3ab
1000Base-T
General Standards
802.1d
Bridging
802.3ac
VLAN Tag Frame Extension
802.3x
BackPressure/ Flow control
Head of Line Blocking
Eight Egress Queues per Port
Allied Telesis
| Managed Gigabit Ethernet Switches with Enhanced Security
Redundancy
802.1D
802.1w
802.1s
802.3ad
Static port trunk
Router Redundancy Protocol (RRP) snooping
Quality of Services (QoS)
Layer 2, 3 and 4 criteria
Flow Groups, Traffic Classes and Policies
DSCP Replacement
802.1q Priority Replacement
Type of Service Replacement
Type of Service to 802.1q Priority Replacement
802.1q Priority to Type of Service Replacement
Maximum bandwidth Control
Burst Size Control
Support for ingress and Egress ports
IEEE 802.1p Class of Service with Strict and Weighted
Round Robin Scheduling
VLANs
IEEE 802.1Q
Port-based VLANs
Compliant and non-Compliant 802.1Q VLAN Modes
Protected port VLAN
MAC address-based VLANs (AT-9448Ts/XP only)
Selectable Management VLAN
GARP VLAN Registration Protocol (GVRP)
Multicast
RFC 1112
RFC 2236
RFC 3376
RFC 2710
RFC 3810
Management and Monitoring
RFC 1157
RFC 1901
RFC 3411
RFC 1213
RFC 1215
RFC 1493
RFC 2863
RFC 1643
RFC 1757
RFC 2674
AlliedTelesis
RFC 1866
RFC 2068
RFC 2616
RFC 854
RFC 1350
Spanning Tree Protocol
Rapid Spanning Tree
Multiple Spanning Tree
(compatible with PVST+)
LACP Link Aggregation
(with three trunk groups and
up to eight port in a trunk)
VLAN Tagging
IGMP Snooping (v1)
IGMP Snooping (v2)
IGMP Snooping (v3)
Multicast Listener Discovery
(MLD) snooping (v1)
Multicast Listener Discovery
(MLD) snooping (v 2)
SNMPv1
SNMPv2
SNMP v3
MIB-II
TRAP MIB
Bridge MIB
Interfaces Group MIB
Ethernet-like MIB
RMON 4 groups:
Stats, History, Alarms & Events
802.1Q MIB
Private MIB
HTML
HTTP
HTTPS
Telnet Server
TFTP Client
IP address allocation:
RFC 951 / RFC1542 BOOTP Client
RFC 2131 DHCP Client
Manual
RFC 2030 SNTP, Simple Network Time Protocol
Syslog client
Dual Software Images, Dual Configuration Files
Two event logs:
4,000 event capacity in temporary memory
2,000 event capacity in permanent memory
Management Access Methods
Enhanced Stacking™
(AT-9408LC/SP, AT-9424T/SP, AT-9424T/GB)
Stacking with AT-STACKXG stacking module
(AT-9448Ts/XP)
Stack up to eight switches
Two 10Gbps full duplex stacking port per port
Single IP address for management
Resilient bi directional ring architecture
Out of Band Management (Serial Port)
In-Band Management (over the network) using Telnet,
web browser or SNMP
Management Interfaces
Menus
Command Line
Web Browser
SNMP v1/ v2/ v3
Security
RFC 1492
TACACS+
RFC 2865
RADIUS Client
RFC 2866
RADIUS Accounting
IEEE802.1x
Port-Based Network Access Control
with Multiple Supplicants per Port
Ingress and Egress Control of Broadcast, Multicast
and Unknown Unicast Traffic
Ingress Rate Limiting
MAC Address Security/Lockdown
Layer 2/3/4/ Access Control Lists (ACLs)
SSHv2 for Telnet mgmt
SSLv3 for Web mgmt
Management Access Control List
Fault Protection
DoS Attack Protection
Smurf
SYN Flood
Teardrop
Land
IP Option
Ping of Death
SNMP Attack
Bad Cable Detection
Broadcast Storm Control
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