GPON
(Access)
ROADM
(Core)
Commodity Servers, Storage, Switches, and I/O
CORD – Hardware Architecture
PON
OLT
MACs
Leaf-Spine
Fabric
PON
OLT
MACs
48-port, 1RU, I/O Board
1-‐4
5-‐8
9-‐12
13-‐16
17-‐20
21-‐24
25-‐28
29-‐32
33-‐36
37-‐40
41-‐44
45-‐48
Optical
10
GbE
(Active)
1-‐12
Optical
10
GbE
(Standby)
1-‐12
Back
Panel
Front
Panel