Questions & Answers

Are 6in4/SIT tunnels always 1 to 1?

Started by helpdeskaleer

Replies: 1
Views: 13,087

December 05, 2025, 02:08:14 PM
by kcochran

Ongoing Support for IPv6 Tunnel with Outgoing SMTP

Started by evantkh

Replies: 0
Views: 9,647

December 29, 2025, 05:41:31 AM
by evantkh

Azure filtering IPv6 requests?

Started by humeipv6

Replies: 2
Views: 14,584

January 05, 2026, 10:08:13 AM
by jon47

Move tunnel to another computer

Started by Parodper

Replies: 3
Views: 12,956

January 16, 2026, 07:32:25 AM
by evantkh

rwhois.he.net:4321 is down; could this be the cause for wrong geoip?

Started by idealneck

Replies: 3
Views: 23,049

January 29, 2026, 10:25:32 AM
by idealneck

IPv6 tunnel and GeoIP

Started by jelockwood

Replies: 12
Views: 52,663

April 15, 2026, 06:59:24 AM
by supergvozd

Tunnel auto deletion / expiry rules

Started by paver

Replies: 2
Views: 7,822

April 16, 2026, 09:47:27 AM
by kcochran

SMTP in Tunnnel

Started by Agouros

Replies: 1
Views: 6,351

May 02, 2026, 07:53:39 PM
by evantkh

Maximum /48 alocation

Started by leandroneves

Replies: 0
Views: 4,001

May 04, 2026, 09:43:47 AM
by leandroneves

Japan tunnel server with high latency in recent days

Started by 98118

Replies: 1
Views: 826

May 31, 2026, 12:55:47 PM
by snarked

/48 ?

Started by pronetla

Replies: 0
Views: 734

June 09, 2026, 11:07:51 AM
by pronetla

The IP address under AS4134 displays "This network is restricted"

Started by HerobrineWhite

Replies: 1
Views: 1,123

July 02, 2026, 02:11:23 AM
by agehall

Need help with SMTP unblock

Started by mitkait

Replies: 0
Views: 936

July 14, 2026, 06:49:35 PM
by mitkait

Unoptimal route between a VPS and tunnel server in Amsterdam in one direction

Started by m1doroshin

Replies: 0
Views: 440

August 17, 2026, 03:32:32 PM
by m1doroshin

Dealing CGNAT to using Tunnelbroker with Wireguard

Started by rifqisugoi

Replies: 3
Views: 16,938

August 18, 2026, 03:22:38 PM
by brianjmurrell

YouTube previews in Signal don't render, unable to play YT videos from reddit

Started by mlindgren

Replies: 1
Views: 990

August 28, 2026, 07:14:23 PM
by pdesveaux

unblock port 25

Started by himanshu77

Replies: 0
Views: 615

September 16, 2026, 09:06:50 PM
by himanshu77