1*a71a9546SAutomerger Merge WorkerThis module matches on the bridge port input and output devices enslaved 2*a71a9546SAutomerger Merge Workerto a bridge device. This module is a part of the infrastructure that enables 3*a71a9546SAutomerger Merge Workera transparent bridging IP firewall and is only useful for kernel versions 4*a71a9546SAutomerger Merge Workerabove version 2.5.44. 5*a71a9546SAutomerger Merge Worker.TP 6*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-physdev\-in\fP \fIname\fP 7*a71a9546SAutomerger Merge WorkerName of a bridge port via which a packet is received (only for 8*a71a9546SAutomerger Merge Workerpackets entering the 9*a71a9546SAutomerger Merge Worker.BR INPUT , 10*a71a9546SAutomerger Merge Worker.B FORWARD 11*a71a9546SAutomerger Merge Workerand 12*a71a9546SAutomerger Merge Worker.B PREROUTING 13*a71a9546SAutomerger Merge Workerchains). If the interface name ends in a "+", then any 14*a71a9546SAutomerger Merge Workerinterface which begins with this name will match. If the packet didn't arrive 15*a71a9546SAutomerger Merge Workerthrough a bridge device, this packet won't match this option, unless '!' is used. 16*a71a9546SAutomerger Merge Worker.TP 17*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-physdev\-out\fP \fIname\fP 18*a71a9546SAutomerger Merge WorkerName of a bridge port via which a packet is going to be sent (for bridged packets 19*a71a9546SAutomerger Merge Workerentering the 20*a71a9546SAutomerger Merge Worker.BR FORWARD 21*a71a9546SAutomerger Merge Workerand 22*a71a9546SAutomerger Merge Worker.B POSTROUTING 23*a71a9546SAutomerger Merge Workerchains). If the interface name ends in a "+", then any 24*a71a9546SAutomerger Merge Workerinterface which begins with this name will match. 25*a71a9546SAutomerger Merge Worker.TP 26*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-physdev\-is\-in\fP 27*a71a9546SAutomerger Merge WorkerMatches if the packet has entered through a bridge interface. 28*a71a9546SAutomerger Merge Worker.TP 29*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-physdev\-is\-out\fP 30*a71a9546SAutomerger Merge WorkerMatches if the packet will leave through a bridge interface. 31*a71a9546SAutomerger Merge Worker.TP 32*a71a9546SAutomerger Merge Worker[\fB!\fP] \fB\-\-physdev\-is\-bridged\fP 33*a71a9546SAutomerger Merge WorkerMatches if the packet is being bridged and therefore is not being routed. 34*a71a9546SAutomerger Merge WorkerThis is only useful in the FORWARD and POSTROUTING chains. 35