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| author | lijia <[email protected]> | 2018-10-24 09:36:45 +0800 |
|---|---|---|
| committer | lijia <[email protected]> | 2018-10-24 09:36:45 +0800 |
| commit | 86a43b4d325ddc850fa9dc4711670880f35b11e8 (patch) | |
| tree | 8356a056ac9bfb8cf14fcf57f113dd306b4277d1 /bin/flowood_keepalive.py | |
create new project.
Diffstat (limited to 'bin/flowood_keepalive.py')
| -rw-r--r-- | bin/flowood_keepalive.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/bin/flowood_keepalive.py b/bin/flowood_keepalive.py new file mode 100644 index 0000000..9fbf312 --- /dev/null +++ b/bin/flowood_keepalive.py @@ -0,0 +1,19 @@ +#!/usr/bin/python
+# 因某些NAT, 外网出口源端口会变化, 即便绑定了客户端的源端口也不行
+# 所以使用一个脚本, 让数据包源源不断的发送, 就可以维持住NAT的连接表,
+#
+from scapy import *
+from scapy.all import *
+import random
+
+while 1:
+ ip_pkt = IP(dst='47.75.205.197',src='192.168.10.214')
+ udp_pkt = UDP(dport=64789,sport=64789)
+ #dns_pkt = DNS(id=1,qr=0,opcode=0,tc=0,rd=1,qdcount=1,ancount=0,nscount=0,arcount=0)
+ #dns_pkt.qd=DNSQR(qname='www.keepalive.com',qtype=255,qclass=1)
+ #send_pkt = ip_pkt/udp_pkt/dns_pkt
+ payload = 'test';
+ send_pkt = ip_pkt/udp_pkt/payload
+ send(send_pkt)
+ time.sleep(0.33)
+pass
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