14
Q.
Does the router discard the matching packets when the PBR-based forwarding fails?
A.
No. If the PBR-based forwarding fails because of nonexistent next hop, the router forwards the
matching packets based on the IP routing table.
Q.
What is the compatibility between routing protocols and the GR, NSR, FRR, and BFD features?
A.
The following matrix shows the GR, NSR, FRR, and BFD features and routing protocol compatibility:
Routing
protocol
GR
NSR
FRR
BFD
IPv4 static route
N/A
N/A
Yes
Yes
IPv6 static route
N/A
N/A
N/A
Yes
RIP
Yes
Yes
Yes
Yes
RIPng
Yes
Yes
Yes
No
OSPF
Yes
Yes
Yes
Yes
OSPFv3
Yes
Yes
Yes
Yes
IS-IS
Yes
Yes
Yes
Yes
IPv6 IS-IS
Yes
Yes
Yes
Yes
BGP
Yes
Yes
Yes
Yes
IPv6 BGP
Yes
Yes
Yes
Yes
MPLS
This section contains the most frequently asked questions about MPLS.
Q.
Which MPLS features are supported by the router?
A.
The router supports the following MPLS features:
•
MPLS data forwarding, LSP, and LDP.
•
Acting as an ingress, egress, or a transit LSR.
•
MPLS TE and RSVP-TE.
•
MPLS L2VPN and VPLS.
•
MPLS L3VPN.
•
MPLS L2VPN access to L3VPN.
IP multicast
This section contains the most frequently asked questions about IP multicast.
