Chat gateway: logon

CHAT

The text handshake that logged a telnet user or gateway bot into chat. Every line ends with CR LF.

#ClientServerWhat happensConfidence
1 0x03 Protocol byte: chat gateway follows. No reply. Verified
2 0x04 Followed by CR LF. Starts the logon. ⚠️ Single source
3 Enter your login name and password. ⚠️ Single source
4 ⚠️ Single source
5 Username: ⚠️ Single source
6 Plain text. The server lowercases it before checking. ⚠️ Single source
7 Password: Nothing follows the colon, not even a space. ⚠️ Single source
If the name or password is wrong
8 Incorrect username/password. The client starts again from the account name, without resending 0x04. ⚠️ Single source
When logon succeeds
9 Connection from [
]
The client's address as the server sees it. ⚠️ Single source
10 2010 NAME ⚠️ Single source
11 1007 CHANNEL "" ⚠️ Single source
12 1001 USER [CHAT] One for each user in the channel. ⚠️ Single source
13 1018 INFO "" Welcome and channel information. ⚠️ Single source

Remarks

After this the client simply sends lines of text. See Chat gateway (telnet) for every message the server can send.

Sources and credits

This page is written in our own words. BNETDocs is credited for its research; none of its text is copied. See Credits.

Last edited September 16, 2026 by John Leighow.
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