Verify if the tunnel mode GRE encapsulation is enabled.
Router# show int tunnel-ip2
interface tunnel-ip2
ipv4 address 80.80.82.1 255.255.255.0
ipv6 address 2000:80:80:82::1/64
load-interval 30
tunnel mode gre ipv4 encap
tunnel source Loopback4
tunnel destination 11.4.2.2
!
RP/0/RP0/CPU0:PE1_5516#show int tunnel-ip2
tunnel-ip2 is up, line protocol is up
Interface state transitions: 1
Hardware is Tunnel
Internet address is 80.80.82.1/24
MTU 1500 bytes, BW 100 Kbit (Max: 100 Kbit)
reliability 255/255, txload 0/255, rxload 0/255
Encapsulation TUNNEL_IP, loopback not set,
Last link flapped 1d18h
Tunnel TOS 0
Tunnel mode GRE IPV4, encap
Keepalive is disabled.
Tunnel source 11.11.12.1 (Loopback4), destination 11.4.2.2/32
Tunnel TTL 255
Last input never, output never
Last clearing of "show interface" counters 14:53:37
30 second input rate 0 bits/sec, 0 packets/sec
30 second output rate 0 bits/sec, 0 packets/sec
0 packets input, 0 bytes, 0 total input drops
0 drops for unrecognized upper-level protocol
Received 0 broadcast packets, 0 multicast packets
0 packets output, 0 bytes, 0 total output drops
Output 0 broadcast packets, 0 multicast packets
Verify if the recycle of the packets are not done under Recycle VoQ: 48: Router# show tunnel ip ea summary location 0/7/CPU00/RP0/CPU0
Number of tunnel updates to retry: 0
Number of tunnel updates retried: 0
Number of tunnel retries failed: 0
Platform:
Recycle VoQ: 48
ReceivedBytes ReceivedPackets ReceivedKbps
DroppedBytes DroppedPackets DroppedKbps
NPU 0:0 0 0 0
0 0 0
1 0 0 0
0 0 0
2 0 0 0
0 0 0
3 0 0 0
0 0 0
...
NPU 1:0 0 0 0
0 0 0
1 0 0 0
0 0 0
2 0 0 0
0 0 0
3 0 0 0
0 0 0
NPU 2:0 0 0 0
0 0 0
1 0 0 0
0 0 0
2 0 0 0
0 0 0
3 0 0 0
0 0 0
Verify if the tunnel mode GRE encapsulation is enabled. Router# show interfaces tunnel-ip * brief
Thu Sep 7 00:04:39.125 PDT
Intf Intf LineP Encap MTU BW
Name State State Type (byte) (Kbps)
--------------------------------------------------------------------------------
ti30001 down down TUNNEL_IP 1500 100
ti30002 up up TUNNEL_IP 1500 100
Verify the tunnel endpoint route in RIB. Router# show route 10.1.1.1
Routing entry for 10.0.0.0/8
Known via "static", distance 1, metric 0 (connected)
Installed Oct 2 15:50:56.755 for 00:39:24
Routing Descriptor Blocks
directly connected, via tunnel-ip109
Route metric is 0, Wt is 1
No advertising protos.
Verify if the tunnel mode GRE encapsulation is enabled. Router# show tunnel ip ea database tunnel-ip 109 location 0/7/CPU00/RP0/CPU0
----- node0_0_CPU0 -----
tunnel ifhandle 0x80022cc
tunnel source 161.115.1.2
tunnel destination 162.1.1.1/32
tunnel transport vrf table id 0xe0000000
tunnel mode gre ipv4, encap
tunnel bandwidth 100 kbps
tunnel platform id 0x0
tunnel flags 0x40003400
IntfStateUp
BcStateUp
Ipv4Caps
Encap
tunnel mtu 1500
tunnel tos 0
tunnel ttl 255
tunnel adjacency flags 0x1
tunnel o/p interface handle 0x0
tunnel key 0x0, entropy length 0 (mask 0xffffffff)
tunnel QT next 0x0
tunnel platform data (nil)
Platform:
Handle: (nil)
Decap ID: 0
Decap RIF: 0
Decap Recycle Encap ID: 0x00000000
Encap RIF: 0
Encap Recycle Encap ID: 0x00000000
Encap IPv4 Encap ID: 0x4001381b
Encap IPv6 Encap ID: 0x00000000
Encap MPLS Encap ID: 0x00000000
DecFEC DecRcyLIF DecStatsId EncRcyLIF
Verify if the QoS table is updated properly. Router# show controllers npu stats voq base 48 instance all location
0/0/CPU00/RP0/CPU0
Asic Instance = 0
VOQ Base = 48
ReceivedPkts ReceivedBytes DroppedPkts DroppedBytes
-------------------------------------------------------------------
COS0 = 0 0 0 0
COS1 = 0 0 0 0
COS2 = 0 0 0 0
COS3 = 0 0 0 0
Asic Instance = 1
VOQ Base = 48
ReceivedPkts ReceivedBytes DroppedPkts DroppedBytes
-------------------------------------------------------------------
COS0 = 0 0 0 0
COS1 = 0 0 0 0
COS2 = 0 0 0 0
COS3 = 0 0 0 0
Asic Instance = 2
VOQ Base = 48
ReceivedPkts ReceivedBytes DroppedPkts DroppedBytes
-------------------------------------------------------------------
COS0 = 0 0 0 0
COS1 = 0 0 0 0
COS2 = 0 0 0 0
COS3 = 0 0 0 0