Delete Remote Servers
Use the DROP SERVER statement to delete a remote server from the ISYSSERVER system table.
Alter Remote Servers
Use the ALTER SERVER statement to modify the attributes of a server. These changes do not take effect until the next connection to the remote server.
Remote server capabilities
The sp_servercaps system procedure displays information about a remote server's capabilities. SAP Sybase IQ uses this capability information to determine how much of a SQL statement can be passed to a remote server.