Figure 3-10 Fusion Tandem Connections; Figure 3-11 Maximum Number Of Ports Between Nodes - NEC NEAX 2400 IPX Manual

Condition 2: A maximum of four (4) Non ACD nodes can be connected as tandem nodes with 1D
channel.
• 64k (1D-channel) will support 4 nodes
• 128k (2D-channels) will support 5 nodes
• 256k (4D-channels) will support 6 nodes
See Figure 3-10.
FCCS
Node A
Condition 3: The available connection-route number ranges from 1 to 1023.
Condition 4: The available connection-trunk number of each route ranges from 1 to 4095.
See Figure 3-11.
IPX/IMX
D T I
ca rd
: :
: :
D TI D T I
c a rd ca rd
Max 4095 trunks per connection-route

Figure 3-11 Maximum Number of Ports between Nodes

maximum 4 Non ACD nodes
FCCS
Node B
Tandem Connection over FCCS links

Figure 3-10 Fusion Tandem Connections

IPX/IMX
T1
D TI
ca rd
: :
: :
T1
D T I
ca rd
C_RT
B ch
D ch
D ch
NDA-24299
SYSTEM CONFIGURATION
FCCS
Node C
T1
D T I
ca rd
: :
: :
T1
D T I
ca rd
A maximum of 4095 ports can be assigned on a
connection-route basis between nodes.
D ch: Data Link
B ch: Connection Trunk
System Considerations
Node D
IPX/IMX
D T I
ca rd
: :
: :
D T I
ca rd
CHAPTER 3
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