# Table of contents:

# Introduction

GTC is a command introduced with MSNP2.

It is a Notification Server command, without either a request or response payload.

It modifies whenever your client handles new users in your Reverse List (RL).

# Client/Request

GTC TrID [ A | N ]

# Server/Response

GTC TrID {list-version} [ A | N ]

Where list-version is the new List Version. Removed since MSNP10 in ABCHMigrated: 1 mode.

# Examples

# Setting to A (Ask before adding to AL/BL) 

C: GTC 1 A
S: GTC 1 256 A

# Setting to N (Automatically add to AL) 

C: GTC 2 N
S: GTC 2 257 N

# Already in that mode 

C: GTC 3 A
S: GTC 3 258 A
C: GTC 4 A
S: 218 4

# Invalid argument

NOTE: This is an assumption. The actual error code here is unknown. It may also lead to an Instant Disconnection. 

C: GTC 5 B
S: 201 5

# Known changes