Signaling issues New Objects Generalized Label object Upstream Label object Restart Cap object Admin Status object Recovery Label object Notify Request object IF_ID object Suggested Label object Label Set object Others (ex. P&R) Fundamental issue LABEL and GENERALIZED_LABEL Upstream_Label for bi-directionality Some objects may be useful to add advanced features in MPLS. Some objects may be unnecessary in MPLS. Some MPLS mechanisms may be useful in GMPLS (ex. p2mp) |