Verifying The Flex Lsp Srlg And Exclude Option - Cisco ASR 900 Series Manual

Flex LSP SRLG and Exclude Option for Explicit Path
mpls ip
mpls traffic-eng tunnels
ip rsvp bandwidth 200000 120000 sub-pool 120000
ip rsvp signalling hello graceful-restart
Enable the SRLG on the Flex LSP tunnel:
!
interface Tunnel1
bandwidth 100000
ip unnumbered Loopback0
tunnel mode mpls traffic-eng
tunnel destination 54.4.4.4
tunnel mpls traffic-eng autoroute announce
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 100000000
tunnel mpls traffic-eng path-option 1 explicit name SRLG
tunnel mpls traffic-eng path-option protect 1 diverse srlg lockdown
tunnel mpls traffic-eng bidirectional association id 1 source-address 52.2.2.2 global-id 1
tunnel mpls traffic-eng bidirectional association type co-routed fault-oam wrap-protection
To enable explicit path SRLG:
ip explicit-path name SRLG enable
exclude-srlg 102.103.1.1

Verifying the Flex LSP SRLG and Exclude Option

To view the SRLG values in the topology:
Router# show mpls traffic-eng topology 52.2.2.2
IGP Id: 52.2.2.2, MPLS TE Id:52.2.2.2 Router Node (ospf 1
link[0]: Broadcast, DR: 102.104.2.2, nbr_node_id:17, gen:54, nbr_p:4640A034
frag_id: 2, Intf Address: 102.104.2.1
TE metric: 1, IGP metric: 1, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 200000 (kbps)
max_reservable_bw_sub: 120000 (kbps)
bw[0]:
bw[1]:
bw[2]:
bw[3]:
bw[4]:
bw[5]:
bw[6]:
bw[7]:
link[1]: Broadcast, DR: 102.103.1.2, nbr_node_id:13, gen:54, nbr_p:4640A36C
frag_id: 1, Intf Address: 102.103.1.1
TE metric: 1, IGP metric: 1, attribute flags: 0x0
SRLGs: 10 20 30 40 50
physical_bw: 1000000 (kbps), max_reservable_bw_global: 200000 (kbps)
max_reservable_bw_sub: 120000 (kbps)
Router# show mpls traffic-eng link-management advertisements
Flooding Status:
Configured Areas:
IGP Area[1] ID::
System Information::
Flooding Protocol:
Header Information::
IGP System ID:
MPLS TE Router ID:
Flooded Links:
Link ID::
Link Subnet Type:
MPLS Basic Configuration Guide, Cisco IOS XE Everest 16.5.1 (Cisco ASR 900 Series)
152
Global Pool
Total Allocated Reservable
BW (kbps) BW (kbps)
--------------- -----------
0 200000
0 200000
0 200000
0 200000
0 200000
0 200000
0 200000
0 200000
ready
1
ospf 1 area 0
OSPF
52.2.2.2
52.2.2.2
2
0 (GigabitEthernet0/3/0)
Broadcast
area 0) id 16
Sub Pool
Reservable
BW (kbps)
----------
120000
120000
120000
120000
120000
120000
120000
120000
Flex LSP Overview