CALAMP WIRELESS NETWORKS INC. 1409123000 ユーザーズマニュアル
CONFIGURATION
001-9193-001 Version 2
Page 30 of 52
Sentry 4G
TM
User
Manual
Figure 12 - Sentry 4G Router WiFi Modes: Access Point (A); Client Mode (B)
In access point mode, the Sentry 4G router offers wireless tether. It forwards local WiFi
traffic to application servers over the broadband 802.16-2005 network and works in parallel
with Ethernet connection, providing for simultaneous WiFi and Ethernet connections (see
Figure 12A).
traffic to application servers over the broadband 802.16-2005 network and works in parallel
with Ethernet connection, providing for simultaneous WiFi and Ethernet connections (see
Figure 12A).
In client mode the Sentry 4G unit can automatically switch between broadband 802.16-2005
and WiFi connections providing for seamless handover when coupled with modern
and WiFi connections providing for seamless handover when coupled with modern
applications (see Figure 12B).
5.5.1
WiFi (WLAN)Wireless Settings (Client)
The user can configure up to 20 access points.
Note: All access points must run a DHCP server.
In wireless client mode, the Sentry 4G unit will try to connect to the Access Point with the strongest
signal on the list. When the Sentry 4G
signal on the list. When the Sentry 4G
unit connects to an access point, it starts a DHCP client
service. The DHCP server running on the access point must provide an IP address, netmask, and
gateway to the Sentry 4G unit. When the WiFi client is connected to a WiFi access point, the default
gateway to the Sentry 4G unit. When the WiFi client is connected to a WiFi access point, the default
route is set to point to the gateway address obtained by the DHCP client.