60.10.21.195为LB G1/0/1的地址,172.30.0.1为G1/0/2的地址
LB带源172.30.0.1可以ping通60.10.21.193,同网段pc无法访问
60.10.21.193,但是可以访问
60.10.21.195
收集debug信息,匹配源
172.30.0.2和目地
60.10.21.193
从信息中可以看到数据包已经到达LB设备
然后收集会话信息,从会话信息中看到设备已经将数据包发送出去,但是交换机回包时目地地址为111.12.1.195,推测可能是路由或者策略有问题,收集LB配置信息
loadbalance link-group lg-cmcc
predictor hash address source
transparent enable
probe link_icmp
success-criteria at-least 1
#
loadbalance link-group lg-cnc
predictor hash address source
transparent enable
probe link_icmp
success-criteria at-least 1
#
loadbalance class lc-cmcc type link-generic
match 1 isp cmcc
#
loadbalance class lc-cnc type link-generic
match 1 isp cnc
#
loadbalance action ##defaultactionforllbipv4##%%autocreatedbyweb%% type link-generic
link-group lg-cmcc
#
loadbalance action ob$action$#for#lc-cmcc type link-generic
link-group lg-cmcc
fallback-action continue
#
loadbalance action ob$action$#for#lc-cnc type link-generic
link-group lg-cnc
fallback-action continue
#
loadbalance policy ##defaultpolicyforllbipv4##%%autocreatedbyweb%% type link-generic
class lc-cmcc action ob$action$#for#lc-cmcc
class lc-cnc action ob$action$#for#lc-cnc
default-class action ##defaultactionforllbipv4##%%autocreatedbyweb%%
#
virtual-server ##defaultvsforllbipv4##%%autocreatedbyweb%% type link-ip
virtual ip address 0.0.0.0 0
lb-policy ##defaultpolicyforllbipv4##%%autocreatedbyweb%%
service enable
bandwidth busy-protection enable
bandwidth interface statistics enable
#
virtual-server vs type link-ip
service enable
#
loadbalance isp file lbispinfo.tp
#
loadbalance link lg-cmcc
router ip 111.12.1.193
link-group lg-cmcc
success-criteria at-least 1
#
loadbalance link lg-cnc
router ip 60.10.21.193
link-group lg-cnc
success-criteria at-least 1
#
loadbalance log enable bandwidth-busy
从配置信息中发现设备配置了出方向负载均衡,导致访问 60.10.21.193时从 111.12.1.195转发出去
方法1、去掉负载均衡配置,使设备从路由表转发
方法2、连接两台交换机,配置互访路由,使交换机可以正常回包
该案例暂时没有网友评论
✖
案例意见反馈
亲~登录后才可以操作哦!
确定你的邮箱还未认证,请认证邮箱或绑定手机后进行当前操作