I had 12416 router with Modular SPA Interface Card (10G) card

on one of its port it shows flow control off and on other it shows on. How can I make it off

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CHD-ISP-COR-RTR-22#sh int gigabitEthernet 4/0/2

GigabitEthernet4/0/2 is up, line protocol is up

Hardware is GigabitEthernet, address is 0019.2f42.6202 (bia 0019.2f42.6202)

MTU 1500 bytes, BW 110592 Kbit, DLY 10 usec, rely 255/255, load 226/255

Encapsulation ARPA, loopback not set

Keepalive set (10 sec)

Full Duplex, 1000Mbps, link type is autonegotiation, media type is SX

output flow-control is off, input flow-control is off

CHD-ISP-COR-RTR-22#sh int gigabitEthernet 4/0/3

GigabitEthernet4/0/3 is down, line protocol is down

Hardware is GigabitEthernet, address is 0019.2f42.6203 (bia 0019.2f42.6203)

MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec, rely 255/255, load 1/255

Encapsulation ARPA, loopback not set

Keepalive set (10 sec)

Full Duplex, 1000Mbps, link type is autonegotiation, media type is SX

output flow-control is on, input flow-control is on

Pl. suggest

Mahesh