Since i was using plcsimadvanced i had to use "no security" in opc server with command opcplc.exe --ut
Updated client interface according to previous. Now server gives following error:
[09:52:24 INF] ChannelId 1: Token #1 activated. CreatedAt=07:52:24.113. Lifetime=3600000.[09:52:24 INF] ChannelId 1: in Open state.[09:52:24 INF] ChannelId 2: in Connecting state.[09:52:24 INF] TCPSERVERCHANNEL SOCKET ATTACHED: 0110EE0B, ChannelId=2[09:52:24 ERR] TCPSERVERCHANNEL ForceChannelFault Socket=0110EE0B, ChannelId=0, TokenId=0, Reason=BadConnectionClosed 'Remote side closed connection'[09:52:24 INF] ChannelId 2: in Faulted state.[09:52:24 INF] TCPSERVERCHANNEL ProcessCloseSecureChannelRequest success, ChannelId=1, TokenId=1, Socket=02E408D2[09:52:24 INF] ChannelId 1: in Closed state.[09:52:24 INF] ChannelId 3: in Connecting state.[09:52:24 INF] TCPSERVERCHANNEL SOCKET ATTACHED: 03068426, ChannelId=3[09:52:24 INF] ChannelId 3: in Opening state.[09:52:24 INF] ChannelId 4: in Connecting state.[09:52:24 INF] Security Policy: http://opcfoundation.org/UA/SecurityPolicy#None[09:52:24 INF] TCPSERVERCHANNEL SOCKET ATTACHED: 01DA1D7B, ChannelId=4[09:52:24 INF] Sender Certificate: (none)[09:52:24 ERR] TCPSERVERCHANNEL ForceChannelFault Socket=01DA1D7B, ChannelId=0, TokenId=0, Reason=BadConnectionClosed 'Remote side closed connection'