New answers tagged telnet
Prior to posting my question I spent several days troubleshooting and called my network people at the ISP 4 times asking about: Antivirus interfering with port 25 traffic. Several posts online about this. Firewall port blockages. The obvious thing but ruled out because I could connect via telnet just the commands didn't work Packet inspection The answer ...
It's your firewall. Check Cisco ASA rewriting SMTP traffic to prevent mail sending yourfirewall# show running-config policy-map yourfirewall# configure terminal yourfirewall(config)# policy-map global_policy yourfirewall(config-pmap)# class inspection_default yourfirewall(config-pmap-c)# no inspect esmtp
Uhhh, I might just be misreading your question but your comment: "IF I run ss -tnlp I just see listening on ports for SSH and VNC" explains why can't connect to ports 80 and/or 443: there is simply nothing there to accept an incoming connection... Either start a webserver or enable a simple listener with [sudo] nc -l -p 80 or openssl s_server ...
The solution worked for me is CTRL $ Then after when you will be in telnet invite type quit then enter to exit from telnet and return to your DOS invite
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