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今天不能播放时在网关上抓到的包,用(服务器IP)和(客户端IP)替换了实际的IP
tcpdump -i eth1 | grep 1755
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth1, link-type EN10MB (Ethernet), capture size 96 bytes
12:15:33.639393 IP (服务器IP).1755 > (客户端IP).1801: F 3476006060:3476006060(0) ack 3289962653 win 65535
12:15:35.622281 IP (客户端IP).1857 > (服务器IP).1755: S 581001804:581001804(0) win 65535 <mss 1414,nop,nop,sackOK>
12:15:35.622504 IP (服务器IP).1755 > (客户端IP).1857: S 2756587824:2756587824(0) ack 581001805 win 65535 <mss 1460,sackOK,eol>
12:15:35.725351 IP (客户端IP).1857 > (服务器IP).1755: . ack 1 win 65535
12:15:53.117546 IP (服务器IP).1755 > (客户端IP).1805: F 2412225657:2412225657(0) ack 90686407 win 65535
12:16:13.469657 IP (服务器IP).1755 > (客户端IP).1794: F 604413288:604413288(0) ack 3354290555 win 65535
12:16:17.869463 IP (服务器IP).1755 > (客户端IP).1801: F 0:0(0) ack 1 win 65535
12:16:37.347627 IP (服务器IP).1755 > (客户端IP).1805: F 0:0(0) ack 1 win 65535
12:16:57.699717 IP (服务器IP).1755 > (客户端IP).1794: R 1:1(0) ack 1 win 65535
12:17:02.099544 IP (服务器IP).1755 > (客户端IP).1801: F 0:0(0) ack 1 win 65535
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在Freebsd服务器上抓得包
20:26:51.591832 IP (客户端IP).2047 > (freebsd的IP).1755: S 3989581806:3989581806(0) win 65535 <mss 1414,nop,nop,sackOK>
20:26:51.591937 IP (freebsd的IP).1755 > (客户端IP).2047: S 4204720502:4204720502(0) ack 3989581807 win 65535 <mss 1460,sackOK,eol>
20:26:51.719196 IP (客户端IP).2047 > (freebsd的IP).1755: . ack 1 win 65535
20:29:50.003567 IP (客户端IP).2053 > (freebsd的IP).1755: S 1488607227:1488607227(0) win 65535 <mss 1414,nop,nop,sackOK>
20:29:50.003672 IP (freebsd的IP).1755 > (客户端IP).2053: S 3891257382:3891257382(0) ack 1488607228 win 65535 <mss 1460,sackOK,eol>
20:29:50.135327 IP (客户端IP).2053 > (freebsd的IP).1755: . ack 1 win 65535
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在模拟环境下,能正常播放的情况, 192.168.0.206为服务器IP, 192.168.0.7为客户端IP
04:00:52.944606 IP 192.168.0.7.1689 > 192.168.0.206.1755: S 1028289189:1028289189(0) win 65535 <
04:00:52.944738 IP 192.168.0.206.1755 > 192.168.0.7.1689: S 2278810972:2278810972(0) ack 1028289p,sackOK>
04:00:52.944878 IP 192.168.0.7.1689 > 192.168.0.206.1755: . ack 1 win 65535
04:00:52.951055 IP 192.168.0.7.1689 > 192.168.0.206.1755: P 1:177(176) ack 1 win 65535
04:00:52.951203 IP 192.168.0.206.1755 > 192.168.0.7.1689: . ack 177 win 6432
04:00:52.967664 IP 192.168.0.206.1755 > 192.168.0.7.1689: P 1:121(120) ack 177 win 6432
04:00:52.968415 IP 192.168.0.7.1689 > 192.168.0.206.1755: P 177:225(4 ack 121 win 65415 |
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