Allied Telesis AT-VIEW PLUS 3.1 DEVICE MANAGEMENT - Manual (Page 268)

Allied Telesyn AT-VIEW PLUS
DEVICE MANAGEMENT
Port Interface Cards
This section describes the following Port Interface Cards supported in AT-View Plus Device
Manager :
AT-AR020 •
• AT-AR021
• AT-AR022
• AT-AR023
• AT-AR024
• AT-AR026
• AT-AR027
If one of these PICs is installed in a PIC bay of a Router (AT-AR400 series or AT-AR700
series), or in a
Network Service Module (NSM) of a Router or Layer 3 Switch (Rapier series), it
is displayed in the PIC bay of the device in the main window. The operations available for the
main device include the ports in any of these PICs.
AT-AR020
Device Manager LEDs for AT-AR020
LED State Description
B Data Green
Gray
HDLC packets are being exchanged between the switch or
router and another end system device (normally another switch
or router) over any of the B (data) channels.
No packet transmission over B channel.
AT-AR021
Device Manager LEDs for AT-AR021(S) and AT-AR021(U)
PN 613-50665-00 Rev B Page 268 of 277