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M9000-AI-E8(ADE板卡)配置SNAT地址池时提示“IPV4地址个数不够”问题
M9000-AI-E8(ADE板卡)配置SNAT地址池时提示“IPV4地址个数不够,还缺XX个”问题
日志:
%Apr 17 22:52:12:964 2023 LB-1 LB/4/LB_SNATADDR_NOTENOUGH: SNAT pool snat-public does not have enough IPv4 addresses. A minimum of 12 new IPv4 addresses are required.
现场为RBM结合VRRP主备组网,每框6块业务板卡,如下:
===============display device verbose===============
Slot No. Brd Type Brd Status Subslot Sft Ver Patch Ver
0 NSQM5MBSHA1 Normal 0 M9000-AI-E8-9001P300402 None
NS-C600-CGQ6A1 1 NONE
C300-QG4TG16A1 2 NONE
1 NSQM5MBSHA1 Normal 0 M9000-AI-E8-9001P300402 None
NS-ADEEMPA0(CPU1)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU2)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU3)Normal 2 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU4)Normal 2 M9000-AI-E8-9001P300402
2 NSQM5MBSHA1 Normal 0 M9000-AI-E8-9001P300402 None
NS-ADEEMPA0(CPU1)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU2)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU3)Normal 2 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU4)Normal 2 M9000-AI-E8-9001P300402
3 NSQM5MBSHA1 Normal 0 M9000-AI-E8-9001P300402 None
NS-ADEEMPA0(CPU1)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU2)Normal 1 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU3)Normal 2 M9000-AI-E8-9001P300402
NS-ADEEMPA0(CPU4)Normal 2 M9000-AI-E8-9001P300402
4 NSQM5SUP08A1 Master 0 M9000-AI-E8-9001P300402 None
5 NONE Absent 0 NONE None
6 NSQM5FAB08A1 Normal 0 NONE None
7 NSQM5FAB08A1 Normal 0 NONE None
现场业务板卡为子母卡组合,NSQM5MBSHA1为母版,一个母版内可以插两个子卡,一个子卡有两个CPU。
单框总共12个CPU,理论上地址池的地址个数为12个。但是系统却提示还缺少12个地址。
查看现场配置发现,现场SNAT地址池已被server-farm调用。但是server-farm没有调用在虚服务下。
#
loadbalance snat-pool snat-public
ip range start 10.221.118.81 end 10.221.118.92
#
server-farm csdesk-9007
predictor hash address source
snat-pool snat-public
probe csdesk-scan
success-criteria at-least 1
real-server csdesk_minio_1 port 9007
success-criteria at-least 1
real-server csdesk_minio_2 port 9007
success-criteria at-least 1
real-server csdesk_minio_3 port 9007
success-criteria at-least 1
real-server csdesk_minio_4 port 9007
success-criteria at-least 1
#
ADE板卡地址池地址的分配是基于CPU来的。SNAT地址池未在绑定了vrid的 虚服务VS 应用时,SNAT地址分配是按照两框的CPU分别分配的,也就是说需要24个地址。地址拆分的顺序为1框,2框,1框,2框... 如此。
如果SNAT地址池被server-farm引用,server-farm被虚服务VS引用,虚服务绑定了vrid,SSNAT地址池地址分配就是单边分配,只分给主框的各个板卡。
小tips:
可以使用该命令查看地址池的分配情况:
RBM_P[E8-1-probe]display system internal loadbalance snat-pool snat1 slot 0 c
pu 1
Slot 0 CPU 1:
IPv4 Running configuration:
Local:
Start address End address
1.1.1.1 1.1.1.1
IPv6 Running configuration:
Start address End address
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