1. A method of operating a wireless terminal comprising: receiving an uplink traffic channel segment assignment of a corresponding uplink traffic channel segment to said wireless terminal, said uplink traffic channel segment assignment including a maximum uplink rate option indicator, said maximum uplink rate option indicator including a value which can be used to determine an indicated maximum uplink rate option; determining the indicated maximum uplink rate option from said value included in said maximum uplink rate option indicator and additional information known to said wireless terminal, said value corresponding to multiple possible maximum uplink rate options, said additional information including information indicating which one of a plurality of assignment channels, used to communicate unlink traffic channel segment assignments, said uplink traffic channel segment assignment was received in; and transmitting data in the assigned uplink traffic channel segment in accordance with one of a plurality of rate options corresponding to said indicated maximum uplink rate option.