On-Site Installation And Setup; Typical Configuration - Sierra Wireless AirLink ES440 Hardware User's Manual

3: On-site Installation and Setup

Network Operations Center
Wireless backup
AirLink ES440
(serial to console port)
Wi-Fi AP
Rev 1 Oct.13
This chapter shows you how to communicate with and configure the
Sierra Wireless AirLink ES440.

Typical Configuration

The ES440 is a purpose built 4G LTE Gateway and Terminal Server.
When deployed with an enterprise router, ES440 supports best in
class business continuity strategy by enabling out of band
management (OOBM) capability to network operations, while
leveraging the router's instant failover, routing, and firewall features.
Headquarters (Inventory, Operations)
Internet
Wireline Gateway
OOBM
Enterprise-grade router/firewall
Switch PoS Inventory
Figure 3-1: Network for Distributed Enterprise Business Continuity Model
Figure 3-1 shows the typical connections to the ES440:
• An Ethernet connection to the enterprise router WAN port for
failover with a wireline gateway.
Payment Processor
(Secure Credit and Debit, PCI Compliance)
Remote enterprise locations
Primary
VoIP phone
3
27