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Allied Telesis

www.alliedtelesis.com

AT-iMG626MOD

| Outdoor Ethernet intelligent Multiservice Gateway 

Firewall Capability

The AT-iMG626MOD has an integral Stateful
Inspection Firewall with Network Addess
Translation (NAT), Denial of Service (DoS) and
an Intrusion Detection System (IDS) with
blocking to protect end-customer networks.

Reducing Operational Cost

Value,Versatility, and Validation

The AT-iMG626MOD will support many
different types of deployments senarios. Using
the Allied

View

NMS, the iMG can be auto-

configured during its initial power on sequence,
further reducing the need to ‘touch’ the device
during service provisioning and therefore
reducing the service provider’s operational
expenditure (Opex).

With a modular HPNA LAN interface, the iMG
can provide connectivity via existing customer
premises (inside) wiring, reducing the costly and
time consuming rewiring jobs.

A modular WAN interface, enables the service
provider to use the same system and configure
it for different access networks. Further
extending its value and reducing the service
provider’s opex, the AT-iMG626MOD offers
testing and fault-isolation on the Ethernet,
HPNA and POTS ports, that assist the service
technician to quickly pinpoint the solution when
troubleshooting a problem.

Management

Easy to Deploy and Manage

With the AT-iMG626MOD customer premises
deployment has never been easier. The 
AT-EN646MOD Outside Plant Enclosure may
be pre-installed. It accommodates fiber
termination and grounding for the iMG. When
services are ordered, the AT-iMG626MOD
electronics chassis mounts easily into the
enclosure, and terminates in-home wiring and
power connection.

Allied

View

NMS 

The AT-iMG626-MOD is designed to be easy
to deploy and manage. With the Allied

View

NMS software platform, the AT-iMG626MOD
can be automatically provisioned and managed
remotely.The NMS provide secure
authentication and registration with intelligent,
automatic configuration of remote iMG units,
and seamless integration via XML/SOAP with
service providers’ existing OSS platforms.

Specifications

User’s Ports

6 x 10/100TX (RJ-45) 
2 x VoIP FXS ports (RJ-11) 
HPNA LAN (F-connector) requires HPNA end-point

WAN Ports

100BX single-fiber (BX, SC/UPC)
TX 1310 nm, RX 1550 nm
Range

15km

Power budget

17 dB

GEPON (available 2H07)

Layer 2 Operation

Layer 2 wirespeed packet switching IGMP v1/v2 multicast  

support 

Tag-based IEEE 802.1Q VLANs (16 max.) 
IEEE 802.1p prioritization 
IEEE 802.1Q tag insertion and stripping programmable 

rate limiting ingress/egress (32,000 steps) 

Port mirroring ingress/egress traffic 
Input /egress QoS queue on each port 
Port speed selection 10, 100 or 10/100 1,000 MAC addresses 

Layer 3 Operation

NAT 
PPPoE 
Stateful Inspection Firewall 
Intrusion detection and blocking system 
IPSec/VPN passthrough 
Virtual server 
Global IP address pool 
Dynamic port opening 
DHCP client, server and relay 
DNS proxy 
PAP/CHAP authentication 
Static and dynamic IP address assignment 
RIPv1/v2 

VoIP Protocols

H.323 

3.0

SIP 

2.0

MGCP/NCS 

1.0

VoIP Ports

G.711 a-law and µ-law 64kbps G.723 (optional) 
G.726 16/24/32/40kbps 
G.729 8kbps 
G.168 LEC 8-32m/sec 
T.38 fax relay 
Automatic fax/modem detection 
Voice Activity Detection (VAD) 
Comfort Noise Generation (CNG) 
Error mitigation/bad frame 
Interpolation 
Adaptive jitter buffer 
REN: 5 per FXS port 
RTP voice packet encapsulation 

Class 5 Services

Call transfer
Call waiting
Call hold
Message waiting
Caller ID

LED Status Indicators

Power
System
POTS

Use/ready/ringing

WAN

Link/activity

LAN

Link/activity

Network Management

AlliedView NMS 
Local console port 
Telnet 
Remote software upgrade 
DHCP 

Technical Specifications

Power Characteristics

External power supply 
Input 12vDC, 1.5A 
Power consumption 10W (typical) 18W (maximum) 

Environmental Specifications

Operating temperature 

-40ºC to +60ºC 

Storage temperature 

-40ºC to +80ºC 

Operating humidity 

5% to 95% RH 

Physical Characteristics

AT-EN646MOD Enclosure

Dimensions 

41.75cm x 29.25cm x 11.75cm

(H x W x D) 

16.7” x 11.7” x 4.7”

Weight 

3.6 lbs 

AT-iMG626MOD 

Dimensions 

30cm x 21.75cm x 3cm

(H x W x D) 

12” x 8.7” x 1.2”

Weight 2.65 

lbs 

Protocols and Standards

IPv4 RFC 

791 

TCP, UDP RFC 

1144 

IGMP (v1/v2) 

RFC 1112, 2236 

PPPoE RFC 

2516 

PAP RFC 

1334 

CHAP 

RFC 1994 

NAT

RFC 1631 

DHCP RFC 

2131 

VLAN 

IEEE 802.1p/Q, IEEE 802.1d,
IEEE 802.2, IEEE 802.3x 

SNMP v1,v2,v3 
RTP/RTCP 
TFTP RFC 

1350 

Telnet RFC 

318 

ARP RFC 

826 

H.323 

4.0 

SIP 2.0 

RFC 3261 

MGCP/NCS 

1.0 

Codecs G.711, G.726, G.729 

Approvals

CE Marking 
Saftey

EN60950-1 (TUV), EN60825-1,
UL 60950-1 (cULus),
CSA C22.2 No. 60950-1 

Emission 

FCC Part 15 Class B 
EN 55022 Class B 

Immunity 

EN 55024 

Softswitch Interoperability

Cirpack, Net Centrex, Sonus Networks, Marconi, Siemens,
Alcatel, Audiocodes, Mediatrix, Arelnet, HotSIP, Iptel, Italtel,
Lucent, Netmeeting, Nuera, OKI, Open H.323

Warranty

Two years

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