Datasheet

IFB-244 Series
2
Operation Mode Power Source Optical Trafc Route
NormalMode Power on IFB-244forwardspacketsbetweentworemotenetworkswitchesandthelocalswitch
BypassMode Power loss IFB244directlyforwardspacketsbetweentworemotenetworkswitchesandbypassthelocalswitch
Optical Fiber Ethernet Connection with Optical Bypass Switch
P1 P2 Fault
Normal
Remote Network
Local Switch
IFB-244-SLC
TX RX
A
TX RX
B
TX RX
A
TX RX
B
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
Switch A
Link good
Power good
Power good
Link good
Link good
Switch C
Switch B
IFB-244 Series
Optical Bypass Switch
Power
P1 P2 Fault
Normal
Remote Network
Local Switch
IFB-244-SLC
TX RX
A
TX RX
B
TX RX
A
TX RX
B
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
P1 P2 FAULT
Ring
RESET
115200,N,8,1
1000
LNK/ACT
R.O.
6
5
4
3
2
1
100
LNK/ACT
10/100
LNK/ACT
1000
LNK/ACT
Switch A
Link good
Power failed
Power failed
Link failed
Link failed
Switch C
Switch B
IFB-244 Series
Optical Bypass Switch
Link good
Power
1
2
3
Link good
4
1
2
Once system power fails, the IFB-244 series
directly forwards Ethernet packet between two remote switches.