Re: IPv6 routing issue with Telegram

2024-01-11 Thread borissh1983
Hi, Can you check the offered cipher using openssl s_client ? It could be that there is no suggested cipher or changing suggested cipher between ipv4 vs ipv6, (something that can happen with some farms and other load balancing systems) . On Thursday, 11 January 2024 12:18:24 IST Rabin

Re: IPv6 routing issue with Telegram

2024-01-11 Thread Rabin Yasharzadehe
Nice catch, IPv4 works, as the moment I remove the address from my interface, I can connect to the site. >From what I can see, it does able to complete the TLS handshake, and I can see the certificate. And I see the same behavior from inside a container. Ping to the address seems to be working,

Re: IPv6 routing issue with Telegram

2024-01-09 Thread Lior Okman
Looking at the curl output, it manages to connect using IPv6 and is timing out on the SSL negotiation. Few things to check: - Does this work for you with IPv4? - Can you use "openssl s_client" to see if your environment manages to finish the SSL handshake? - Can you try to connect from

Re: IPv6 routing issue with Telegram

2024-01-09 Thread Omer Zak
I tried both: curl --connect-timeout 3 -ipv6 https://web.telegram.org/ curl --connect-timeout 3 -Iv6 https://web.telegram.org/ In both cases, the response was prompt. I am connected to the Internet via Bezeq (as infrastructure provider) and Partner (as ISP). I got IPv6 from Partner

IPv6 routing issue with Telegram

2024-01-09 Thread Rabin Yasharzadehe
Hi list, Can you please help me identify if the issue, is in my end / ISP (Bezeq) and not the service it self. When I try to load telegram web, with IPv6 address, the connection will hang for me. ❯ curl --connect-timeout 3 -Iv6 https://web.telegram.org/ * processing: https://web.telegram.org/ *