Tunnels inoperative in Russia

Recently Tunnels became entirely inoprtative in Russia. I have a server there that I use Tunnels to access. I found a very small group of other people with the same issue on Russian censorship circumvention forums; presumably Tunnels are not that popular. This started happening at the beginning of the month, and slowly got worse and worse until it could simply not connect anymore.

Logs below.

GermanOP•4/25/25, 6:07 AM

HTTP/2, Tunnel errors (1033), no further logs:

апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF GOOS: linux, GOVersion: go1.22.10, GoArch: amd64
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Settings: map[no-autoupdate:true p:http2 protocol:http2 token:*****]
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Generated Connector ID: [snip]
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Initial protocol http2
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Starting metrics server on 127.0.0.1:20241/metrics
~

апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF GOOS: linux, GOVersion: go1.22.10, GoArch: amd64
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Settings: map[no-autoupdate:true p:http2 protocol:http2 token:*****]
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Generated Connector ID: [snip]
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Initial protocol http2
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6
апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Starting metrics server on 127.0.0.1:20241/metrics
~

GermanOP•4/25/25, 6:08 AM

QUIC, Bad gateway 502 with the Cloudflare plug (although I also experienced timeouts and 1033's). Logs repeating cyclically:

апр 25 10:58:31 server cloudflared[798455]: 2025-04-25T05:58:31Z INF Registered tunnel connection connIndex=1 connection=[snip] event=0 ip=198.41.192.37 location=led01 protocol=quic
апр 25 10:58:32 server cloudflared[798455]: 2025-04-25T05:58:32Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=2 event=0 ip=198.41.192.77
апр 25 10:58:33 server cloudflared[798455]: 2025-04-25T05:58:33Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=3 event=0 ip=198.41.200.63
апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Failed to serve tunnel connection error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73
апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Serve tunnel error error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73
апр 25 10:58:37 server cloudflared[798455]: 2025-04-25T05:58:37Z ERR Failed to serve tunnel connection error="context canceled" connIndex=2 event=0 ip=198.41.192.77

апр 25 10:58:31 server cloudflared[798455]: 2025-04-25T05:58:31Z INF Registered tunnel connection connIndex=1 connection=[snip] event=0 ip=198.41.192.37 location=led01 protocol=quic
апр 25 10:58:32 server cloudflared[798455]: 2025-04-25T05:58:32Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=2 event=0 ip=198.41.192.77
апр 25 10:58:33 server cloudflared[798455]: 2025-04-25T05:58:33Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=3 event=0 ip=198.41.200.63
апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Failed to serve tunnel connection error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73
апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Serve tunnel error error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73
апр 25 10:58:37 server cloudflared[798455]: 2025-04-25T05:58:37Z ERR Failed to serve tunnel connection error="context canceled" connIndex=2 event=0 ip=198.41.192.77

апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF GOOS: linux, GOVersion: go1.22.10, GoArch: amd64 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Settings: map[no-autoupdate:true p:http2 protocol:http2 token:*****] апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Generated Connector ID: [snip] апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Initial protocol http2 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use 192.168.1.5 as source for IPv4 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF ICMP proxy will use [snip] in zone enp4s0 as source for IPv6 апр 25 10:42:11 server cloudflared[792469]: 2025-04-25T05:42:11Z INF Starting metrics server on 127.0.0.1:20241/metrics ~

апр 25 10:58:31 server cloudflared[798455]: 2025-04-25T05:58:31Z INF Registered tunnel connection connIndex=1 connection=[snip] event=0 ip=198.41.192.37 location=led01 protocol=quic апр 25 10:58:32 server cloudflared[798455]: 2025-04-25T05:58:32Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=2 event=0 ip=198.41.192.77 апр 25 10:58:33 server cloudflared[798455]: 2025-04-25T05:58:33Z INF Using [CurveID(4588) CurveID(25497) CurveP256] as curve preferences connIndex=3 event=0 ip=198.41.200.63 апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Failed to serve tunnel connection error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73 апр 25 10:58:36 server cloudflared[798455]: 2025-04-25T05:58:36Z WRN Serve tunnel error error="timeout: no recent network activity" connIndex=0 event=0 ip=198.41.200.73 апр 25 10:58:37 server cloudflared[798455]: 2025-04-25T05:58:37Z ERR Failed to serve tunnel connection error="context canceled" connIndex=2 event=0 ip=198.41.192.77

Tunnels inoperative in Russia

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