4000 Router Series Layer 3 - IP Routing Command Reference

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<Sysname> display isis route

Route information for ISIS(1)

-----------------------------

Level-1 IPv4 Forwarding Table

-----------------------------

IPv4 Destination IntCost ExtCost ExitInterface NextHop Flags

-------------------------------------------------------------------------------

8.8.8.0/24 10 NULL Eth1/2 Direct D/L/-

9.9.9.0/24 20 NULL Eth1/2 8.8.8.5 R/L/-

Flags: D-Direct, R-Added to Rib, L-Advertised in LSPs, U-Up/Down Bit Set

Level-2 IPv4 Forwarding Table

-----------------------------

IPv4 Destination IntCost ExtCost ExitInterface NextHop Flags

-------------------------------------------------------------------------------

8.8.8.0/24 10 NULL Eth1/2 Direct D/L/-

9.9.9.0/24 20 NULL

Flags: D-Direct, R-Added to Rib, L-Advertised in LSPs, U-Up/Down Bit Set

Table 63 Command output

Field Descri

tion

Route information for ISIS(1) Route information for IS-IS process 1.

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