152
Field
Description
ISIS(1) IPv4 Level-1 Forwarding Table
IS-IS IPv4 routing information for Level-1.
ISIS(1) IPv4 Level-2 Forwarding Table
IS-IS IPv4 routing information for Level-2.
IPv4 Destination
IPv4 destination address.
IntCost Internal
cost.
ExtCost External
cost.
ExitInterface Exit
interface.
NextHop Next
hop.
Flags
Routing state flag:
•
D
—Direct route.
•
R
—The route has been added into the routing
table.
•
L
—The route has been advertised in an LSP.
•
U
—Penetration flag. Setting it to UP can prevent an
LSP sent from L2 to L1 from being sent back to L2.
# Display detailed IS-IS IPv4 routing information.
<Sysname> display isis route verbose
Route information for ISIS(1)
-----------------------------
Level-1 IPv4 Forwarding Table
-----------------------------
IPV4 Dest : 8.8.8.0/24 Int. Cost : 10 Ext. Cost : NULL
Admin Tag : - Src Count : 2 Flag : D/L/-
NextHop : Interface : ExitIndex :
Direct Vlan12 0x00000000
IPV4 Dest : 9.9.9.0/24 Int. Cost : 20 Ext. Cost : NULL
Admin Tag : - Src Count : 1 Flag : R/L/-
NextHop : Interface : ExitIndex :
8.8.8.5 Vlan12 0x00000003
Flags: D-Direct, R-Added to Rib, L-Advertised in LSPs, U-Up/Down Bit Set
Level-2 IPv4 Forwarding Table
-----------------------------
IPV4 Dest : 8.8.8.0/24 Int. Cost : 10 Ext. Cost : NULL
Admin Tag : - Src Count : 2 Flag : D/L/-
NextHop : Interface : ExitIndex :
Direct Vlan12 0x00000000
IPV4 Dest : 9.9.9.0/24 Int. Cost : 20 Ext. Cost : NULL