[Bug] Connection on Mobile Browser Failing

[levmi]

User reports attempting to connect via LNC on a mobile browser. Clean, new pairing phrase. Consistently does not work. Slack chat: https://lightningcommunity.slack.com/archives/C01A2MGARV0/p1698035238721209

Logs:

_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.533 [DBG] GRPC: [core] [Channel #1] Channel created
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.539 [DBG] GRPC: [core] [Channel #1] original dial target is: "mailbox.terminal.lightning.today:443"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.546 [DBG] GRPC: [core] [Channel #1] parsed dial target is: {Scheme:mailbox.terminal.lightning.today Authority: URL:{Scheme:mailbox.terminal.lightning.today Opaque:443 User: Host: Path: RawPath: OmitHost:false ForceQuery:false RawQuery: Fragment: RawFragment:}}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.550 [DBG] GRPC: [core] [Channel #1] fallback to scheme "passthrough"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.555 [DBG] GRPC: [core] [Channel #1] parsed dial target is: {Scheme:passthrough Authority: URL:{Scheme:passthrough Opaque: User: Host: Path:/mailbox.terminal.lightning.today:443 RawPath: OmitHost:false ForceQuery:false RawQuery: Fragment: RawFragment:}}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.560 [DBG] GRPC: [core] [Channel #1] Channel authority set to "lnd"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.575 [DBG] GRPC: [core] [Channel #1] Resolver state updated: {
  "Addresses": [
    {
      "Addr": "mailbox.terminal.lightning.today:443",
      "ServerName": "",
      "Attributes": null,
      "BalancerAttributes": null,
      "Type": 0,
      "Metadata": null
    }
  ],
  "ServiceConfig": null,
  "Attributes": null
} (resolver returned new addresses)
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.583 [DBG] GRPC: [core] [Channel #1] Channel switches to new LB policy "pick_first"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.588 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel created
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.593 [DBG] GRPC: [core] [Channel #1] Channel Connectivity change to CONNECTING
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.600 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel Connectivity change to CONNECTING
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.604 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel picks a new address "mailbox.terminal.lightning.today:443" to connect
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.613 [DBG] MBOX: Client: Dialing...
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.610 [DBG] GRPC: [core] pickfirstBalancer: UpdateSubConnState: 0x1c0ae70, {CONNECTING <nil>}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.623 [DBG] MBOX: New client conn, read_stream=ca177815664cfd499c4f7dacf15d7efb24d76efedd6571ffb99ad5c961a32df6de94fbb2c60b45fa7cc2bb9a9a7b1c5aec8df15996d1d2d9ccf2eff68bbd9fd0, write_stream=ca177815664cfd499c4f7dacf15d7efb24d76efedd6571ffb99ad5c961a32df6de94fbb2c60b45fa7cc2bb9a9a7b1c5aec8df15996d1d2d9ccf2eff68bbd9fd1
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:16.631 [DBG] MBOX: Client: Attempting to create send socket/stream
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:21.656 [DBG] MBOX: Client: Connected to send socket/stream
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:26.705 [DBG] MBOX: Client: receive mailbox initialized
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:26.836 [DBG] MBOX: Starting client handshake
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.412 [DBG] GRPC: [transport] newClientTransport: aborting due to connectCtx: context deadline exceeded
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.495 [DBG] MBOX: Closing client connection
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.493 [DBG] MBOX: Kicking off client handshake with client_key=03a0932dbaadf0ae52ec231582aa3cead13c7964d10c78ffb8ae489c444b9ca9fb
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.513 [DBG] MBOX: Client: got failure on receive socket/stream, re-trying: failed to read: context canceled
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.539 [DBG] MBOX: closing receive stream/socket
_app-57f2ed93e342eaf0.js:1 [Violation] 'message' handler took 11732ms
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.661 [DBG] MBOX: closing send stream/socket
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.769 [DBG] GRPC: [core] Creating new client transport to "{\n  \"Addr\": \"mailbox.terminal.lightning.today:443\",\n  \"ServerName\": \"lnd\",\n  \"Attributes\": null,\n  \"BalancerAttributes\": null,\n  \"Type\": 0,\n  \"Metadata\": null\n}": connection error: desc = "transport: authentication handshake failed: EOF"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.774 [WRN] GRPC: [core] [Channel #1 SubChannel #2] grpc: addrConn.createTransport failed to connect to {
  "Addr": "mailbox.terminal.lightning.today:443",
  "ServerName": "lnd",
  "Attributes": null,
  "BalancerAttributes": null,
  "Type": 0,
  "Metadata": null
}. Err: connection error: desc = "transport: authentication handshake failed: EOF"
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.778 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel Connectivity change to TRANSIENT_FAILURE
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.784 [DBG] GRPC: [core] pickfirstBalancer: UpdateSubConnState: 0x1c0ae70, {TRANSIENT_FAILURE connection error: desc = "transport: authentication handshake failed: EOF"}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:38.788 [DBG] GRPC: [core] [Channel #1] Channel Connectivity change to TRANSIENT_FAILURE
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.790 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel Connectivity change to IDLE
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.795 [DBG] GRPC: [core] pickfirstBalancer: UpdateSubConnState: 0x1c0ae70, {IDLE connection error: desc = "transport: authentication handshake failed: EOF"}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.803 [DBG] GRPC: [core] [Channel #1] Channel Connectivity change to IDLE
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.810 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel Connectivity change to CONNECTING
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.818 [DBG] GRPC: [core] [Channel #1 SubChannel #2] Subchannel picks a new address "mailbox.terminal.lightning.today:443" to connect
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.823 [DBG] MBOX: Dial: have existing mailbox connection, waiting
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.822 [DBG] GRPC: [core] pickfirstBalancer: UpdateSubConnState: 0x1c0ae70, {CONNECTING <nil>}
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.833 [DBG] GRPC: [core] [Channel #1] Channel Connectivity change to CONNECTING
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.831 [DBG] MBOX: Dial: done with existing conn
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.842 [DBG] MBOX: Client: Dialing...
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.846 [DBG] MBOX: Refreshing client conn, read_stream=ca177815664cfd499c4f7dacf15d7efb24d76efedd6571ffb99ad5c961a32df6de94fbb2c60b45fa7cc2bb9a9a7b1c5aec8df15996d1d2d9ccf2eff68bbd9fd0, write_stream=ca177815664cfd499c4f7dacf15d7efb24d76efedd6571ffb99ad5c961a32df6de94fbb2c60b45fa7cc2bb9a9a7b1c5aec8df15996d1d2d9ccf2eff68bbd9fd1
_app-57f2ed93e342eaf0.js:1 2023-10-23 11:00:39.852 [DBG] MBOX: Client: Attempting to create send socket/stream```