Patent ID: 7712006

Claim:
A system for conveying information, comprising: a signal transport device, comprising: a set of links operable to convey a first set of information signals from a first computer module to a second computer module; a first link operable to convey a first transaction request credit signal associated with the first set of information signals in response to a number of extended transaction request credits being less than a threshold value, the first transaction request credit signal indicating whether at least a portion of a transaction request message can be sent using the first set of information signals; a set of links operable to convey a second set of information signals in the opposite direction of the first set of information signals; and a second link operable to convey a second transaction request credit signal associated with the second set of information signals in response to a number of extended transaction request credits being less than a threshold value, the second transaction request credit signal indicating whether at least a portion of a transaction request message can be sent using the second set of information signals.