Ec1-12 Hosted By Xcvt, Xc10G, Or Xc-Vxc-10G; Ec1-12 Card-Level Indicators; Ec1-12 Faceplate And Block Diagram; Table - Cisco 15454-DS1-14= - 1.544Mbps Expansion Module Reference Manual

3.3.3 EC1-12 Hosted by XCVT, XC10G, or XC-VXC-10G

Figure 3-1
EC1
12
FAIL
ACT/STBY
SF
3.3.3 EC1-12 Hosted by XCVT, XC10G, or XC-VXC-10G
All 12 STS-1 payloads from an EC1-12 card are carried to the XCVT, XC10G, or XC-VXC-10G card
where the payload is further aggregated for efficient transport. XCVT cards can host a maximum of
288 bidirectional STS-1s. The XC10G and XC-VXC-10G cards can host up to 1152 bidirectional
STS-1s.

3.3.4 EC1-12 Card-Level Indicators

Table 3-4

Cisco ONS 15454 Reference Manual, R8.5
3-6

EC1-12 Faceplate and Block Diagram

main STS1
Line
Interface
Unit
protect STS1
describes the three card-level LEDs on the EC1-12 card.
STS-1
STS-12/
Framer
12xSTS-1
Mux/Demux
x12
ASIC
Chapter 3 Electrical Cards
B
a
BTC
c
ASIC
k
p
l
a
n
e
78-18106-01