Product Overview
December 2008
© 2008 Foundry Networks, Inc.
2-15
POS Interface Modules
The NetIron MLX routers support the following Packet Over SONET/SDH (POS) interface modules beginning with
release 03.4.00 of Multi-Service IronWare software:
•
Dual speed (OC-48c/STM-16)/(OC-12c/STM-4) – Available with 2, 4, or 8 ports
•
Single speed OC-192C/STM-64 – – Available with 1 or 2 ports
Dual Speed OC-12c and OC-48c
The dual-speed OC-48c/OC-12c POS module is reconfigurable and can be reconfigured through CLI to support
OC-48 or OC-12 speeds.
NOTE:
All POS modules for the NetIron MLX Series support both Packet over Socket and Packet over SDH
Figure 2.10 highlights the following features of the OC-12c/OC-48c POS interface module front panels:
•
2, 4, or 8 ports that can accommodate SFP optics for the OC-12c/OC-48c modules
•
A single LED to indicate if power is being received by the module
•
4 LEDs per port that indicate the following port status: Active/Local Rail, TX Pkt, RX Pkt, and Carrier Rcvd /
Remote Fail
•
2 IN and 2 OUT RJ-48 connectors to provide an BITS external clock source and to propagate a common
clock source (Line or BITS) among POS modules
Table 2.7: Mini RJ-45 Module LEDs
LED
Position
State
Meaning
Link/Active As
shown
in
On (solid)
A link is established with the remote port
(with no traffic).
Blinking
The port is transmitting and receiving
packets.
Off
A link is not established with the remote
port and no traffic is being passed.
