MPLS TE - TE Attribute Bandwidth Reservation

This is a control plane reservation carried in the RSVP signaling and accounted for by both RSVP and the TE database.

CSR1
interface Tunnel100
ip unnumbered Loopback0
tunnel mode mpls traffic-eng
tunnel destination 192.0.2.13
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 400
tunnel mpls traffic-eng affinity 0x0 mask 0x1
tunnel mpls traffic-eng path-option 100 dynamic

CSR1#show ip int brief
Interface IP-Address OK? Method Status Protocol
Tunnel100 192.0.2.1 YES TFTP up up
Tunnel101 192.0.2.1 YES TFTP up up
Tunnel103 192.0.2.1 YES TFTP up up
Tunnel104 192.0.2.1 YES TFTP up down

CSR3
CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:45
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 400 749600 0
CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:45
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 400 749600 0
CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:45
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 400 749600 0

interface Tunnel101
ip unnumbered Loopback0
tunnel mode mpls traffic-eng
tunnel destination 192.0.2.13
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 100000
tunnel mpls traffic-eng affinity 0x0 mask 0x1
tunnel mpls traffic-eng path-option 100 dynamic

CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:51
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 100400 649600 0

interface Tunnel103
ip unnumbered Loopback0
tunnel mode mpls traffic-eng
tunnel destination 192.0.2.13
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 250000
tunnel mpls traffic-eng affinity 0x0 mask 0x1
tunnel mpls traffic-eng path-option 100 dynamic

CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:66
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 350400 399600 0

interface Tunnel104
ip unnumbered Loopback0
tunnel mode mpls traffic-eng
tunnel destination 192.0.2.13
tunnel mpls traffic-eng priority 7 7
tunnel mpls traffic-eng bandwidth 250000
tunnel mpls traffic-eng affinity 0x0 mask 0x1
tunnel mpls traffic-eng path-option 100 dynamic

CSR3#show mpls traffic-eng topology igp-id isis 0000.0000.0001.00

IGP Id: 0000.0000.0001.00, MPLS TE Id:192.0.2.1 Router Node (isis level-1) id 24
link[0]: Broadcast, DR: 0000.0000.0003.04, nbr_node_id:22, gen:66
frag_id: 0, Intf Address: 10.1.3.1
TE metric: 10, IGP metric: 10, attribute flags: 0x0
SRLGs: None
physical_bw: 1000000 (kbps), max_reservable_bw_global: 750000 (kbps)
max_reservable_bw_sub: 0 (kbps)

Global Pool Sub Pool
Total Allocated Reservable Reservable
BW (kbps) BW (kbps) BW (kbps)
--------------- ----------- ----------
bw[0]: 0 750000 0
bw[1]: 0 750000 0
bw[2]: 0 750000 0
bw[3]: 0 750000 0
bw[4]: 0 750000 0
bw[5]: 0 750000 0
bw[6]: 0 750000 0
bw[7]: 350400 399600 0

Debug output - debug mpls traffic-eng signalling
TE-SIG-HE: Tunnel104 [0]: Attempting to activate
TE-SIG-HE: Tunnel104: Activation failed, reason: No path that satisfy tunnel constraints