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Bugfix: Fix the SecureNAT connection problem with ignoring TCP ECN bit enabled packets

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This commit is contained in:
Daiyuu Nobori 2020-01-01 17:51:38 +09:00
parent f083c59905
commit a4f87565ae
1 changed files with 1 additions and 1 deletions
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2
src/Cedar/Virtual.c
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@ -1446,7 +1446,7 @@ void NnTcpRecvForInternet(VH *v, UINT src_ip, UINT src_port, UINT dest_ip, UINT
// Create a new session because there is no existing one // Create a new session because there is no existing one
UINT public_port; UINT public_port;
if (old_tcp->Flag != TCP_SYN) if (((old_tcp->Flag & TCP_SYN) && ((old_tcp->Flag & TCP_ACK) == 0)) == false)
{ {
// If there is no existing session, pass through only for SYN packet // If there is no existing session, pass through only for SYN packet
return; return;