F1080 sflow无法配置

[F1080-EXFW]sflow agent ip 10.254.0.4 

Operation failed.

<F1080-EXFW>dis version

H3C Comware Software, Version 7.1.064, Release 9313P18

Copyright (c) 2004-2017 New H3C Technologies Co., Ltd. All rights reserved.

H3C SecPath F1080 uptime is 13 weeks, 3 days, 7 hours, 51 minutes

Last reboot reason: User reboot

Boot image: flash:/f1000fw-cmw710-boot-R9313P18.bin

Boot image version: 7.1.064, Release 9313P18

  Compiled Jul 11 2017 16:00:00

System image: flash:/f1000fw-cmw710-system-R9313P18.bin

System image version: 7.1.064, Release 9313P18

  Compiled Jul 11 2017 16:00:00

SLOT 1

CPU type: Multi-core CPU

DDR3 SDRAM Memory      16382M bytes 

Board PCB        Version:Ver.A

CPLD_A           Version:  1.0

CPLD_B           Version:  1.0

Basic  BootWare  Version: 1.07

Extend BootWare  Version: 1.07

Board PFC        Version:Ver.A

NandFlash PCB    Version:Ver.A

HD PCB           Version:Ver.A

[SubSlot 0]16GE+8SFP+2XGE  (Hardware)Ver.A, (Driver)1.0, (Cpld)1.0

SLOT 2

CPU type: Multi-core CPU

DDR3 SDRAM Memory      16382M bytes 

Board PCB        Version:Ver.A

CPLD_A           Version:  1.0

CPLD_B           Version:  1.0

Basic  BootWare  Version: 1.07

Extend BootWare  Version: 1.07

Board PFC        Version:Ver.A

NandFlash PCB    Version:Ver.A

HD PCB           Version:Ver.A

[SubSlot 0]16GE+8SFP+2XGE  (Hardware)Ver.A, (Driver)1.0, (Cpld)1.0