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Valid Routes
The total number of current valid routes that the VPN Concentrator knows about. This number includes
all valid routes, and it may be greater than the number of rows in the routing table, which shows only
the best routes with duplicates removed.
Address
The packet destination IP address that this route applies to. This address is combined with the subnet
mask to determine the destination route. 0.0.0.0 indicates the default gateway.
Mask
The subnet mask for the destination IP address in the Address field. 0.0.0.0 indicates the default
gateway.
Next Hop
For remote routes, the IP address of the next system in the path to the destination. 0.0.0.0 indicates a
local route; i.e., there is no next hop.
Interface
The VPN Concentrator network interface through which traffic moves on this route:
Protocol
The protocol or source of this routing table entry:
VPN 3000 Concentrator Series User Guide
= Ethernet 1 (Private) interface.
1
= Ethernet 2 (Public) interface.
2
= Ethernet 3 (External) interface.
3
or greater = WAN interface.
8
= learned via Routing Information Protocol.
RIP
= learned via Open Shortest Path First protocol.
OSPF
= configured static route.
Static
= local VPN Concentrator interface address.
Local
= learned from an ICMP (Internet Control Message Protocol) redirect message.
ICMP
= the default gateway.
Default
Monitor | Routing Table
15-3
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