This extension is loaded if `\-\-protocol ipv6\-mh' or `\-\-protocol mh' is specified. It provides the following option: .TP [\fB!\fP] \fB\-\-mh\-type\fP \fItype\fP[\fB:\fP\fItype\fP] This allows specification of the Mobility Header(MH) type, which can be a numeric MH .IR type , .IR type or one of the MH type names shown by the command .nf ip6tables \-p ipv6\-mh \-h .fi