型号:ACG1000
版本:6609P06
某局点反馈之前ACG1000设备使用防共享识别误识别的情况比较少,最近发现新出的小米9和三星的S10手机的误识别的情况比较严重,并且反馈该现象不是必现的,有时候半天都不会出现,有时候半天出现好几次,尤其是小米9被误识别的很多
建议出现了误识别可以查看终端共享具体被什么机制识别为多终端
# display user-share check-info ip +误识别客户端地址
debug user-share可以查看共享识别过程
# debug user-share
在出现误识别的时候可以查看对应ip地址被哪些机制阻断,阻断的时候看看识别情况
然后再出现问题时候收集的信息,看到识别为多终端的IP地址均为时间戳机制识别。
通过分析误识别终端172.22.80.207,发现该终端确实存在多个时间戳的流量,防共享机制通过时间戳机制识别为多终端。
H3C-ACG# display user-share check-info ip 172.22.80.207
=======================================================================
TCP timestamp count ctime uptime duration
=======================================================================
1286754487 27 582170 583365 1195
877343929 7 583065 583280 215
1607391846 20 583091 583354 263
2547949377 6 583100 583364 264
3925089545 58 583104 583362 258
953966311 5 583117 583367 250
3810510075 5 583123 583293 170
498054989 4 583189 583368 179
2319694132 5 583226 583330 104
2484860600 3 583227 583339 112
435582484 16 583283 583378 95
1370995242 3 583305 583360 55
181816864 1 583336 583336 0
2507662693 7 583344 583378 34
4102153054 1 583370 583370 0
-----------------------------------------------------------------------
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(3925005945), interval abs(3489498449)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(953890968), interval abs(518383472)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(3810510075), interval abs(3375002579)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(497934988), interval abs(62427492)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(2319590040), interval abs(1884082544)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(2484804081), interval abs(2049296585)
<2019-05-25 19:51:53> 172.22.80.207:40242 -> 58.60.9.24:80 TCP len 60 ushare: timestamp(435507496), record timestamp(435507496), interval abs(8196), record_num:4
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(1286647601), interval abs(84292339)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(25988893), interval abs(1344951047)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(588185425), interval abs(782754515)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(2248617997), interval abs(877678057)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(877343929), interval abs(493596011)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(1607308006), interval abs(236368066)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(2547879279), interval abs(1176939339)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(3925005945), interval abs(2554066005)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(953890968), interval abs(417048972)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(3810510075), interval abs(2439570135)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(497934988), interval abs(873004952)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(2319590040), interval abs(948650100)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(2484804081), interval abs(1113864141)
<2019-05-25 19:51:55> 172.22.80.207:39760 -> 101.68.253.157:42052 TCP len 60 ushare: timestamp(1370939940), record timestamp(435507496), interval abs(935432444)
<2019-05-25 19:51:56> 172.22.80.207:37920 -> 121.9.209.132:80 TCP len 60 ushare: timestamp(944520363), record timestamp(1286647601), interval abs(342127238)
<2019-05-25 19:51:56> 172.22.80.207:37920 -> 121.9.209.132:80 TCP len 60 ushare: timestamp(944520363), record timestamp(435507496), interval abs(509012867)
<2019-05-25 19:51:56> 172.22.80.207:37920 -> 121.9.209.132:80 TCP len 60 ushare: timestamp(944520363), record timestamp(1370939940), interval abs(426419577)
<2019-05-25 19:51:58> 172.22.80.207:46200 -> 47.102.147.81:80 TCP len 60 ushare: timestamp(497994993), record timestamp(953890968), interval abs(455895975)
<2019-05-25 19:51:58> 172.22.80.207:46200 -> 47.102.147.81:80 TCP len 60 ushare: timestamp(497994993), record timestamp(3810510075), interval abs(3312515082)
<2019-05-25 19:51:58> 172.22.80.207:46200 -> 47.102.147.81:80 TCP len 60 ushare: timestamp(497994993), record timestamp(497994993), interval abs(60005), record_num:3
现场可以关闭时间戳识别机制,通过其他的共享检测机制识别。
H3C(config)# user-share timestamp off
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