Configuration is complete. Check the service state and nodes availability:
*Tunnel configuration*
ESR2# sh tunnels configuration gre 1
State:                                             Enabled
Description:                                       --
Mode:                                              ip
Bridge group:                                      --
VRF:                                               --
Local address:                                     192.0.2.2
Remote address:                                    192.0.2.1
Calculates checksums for outgoing GRE packets:     No
Requires that all input GRE packets were checksum: No
key:                                               60
TTL:                                               64
DSCP:                                              Inherit
MTU:                                               1458
Path MTU discovery:                                Enabled
Don't fragment bit suppression:                    Disabled
Security zone:                                     --
Multipoint mode:                                   Disabled
Keepalive:                                         
    State:                                             Disabled
    Timeout:                                           10
    Retries:                                           6
    Destination address:                               --
*Service status and selected tags*
sh mpls l2vpn p2p 
P2P: EoMPLS
    gigabitethernet 1/0/2:
        MTU:    1500
        Status: Up
    PW ID 100, Neighbor 10.100.0.1:
        MTU:         1500
        Status TLV:  Enable
        Last change: 00:14:27
        Status:      Up
ESR2# sh mpls forwarding-table 
Local    Outgoing Prefix                                      Outgoing    Next Hop                 
label    label    or tunnel ID                                Interface                            
-------- -------- ------------------------------------------- ----------- -----------
17       imp-null 10.100.0.1/32                               gre 1 10.0.0.1  
16 16       PW ID 100                                   --          10.100.0.1  
*Availability*CE1# ping 10.100.0.2 detailed 
PING 10.100.0.2 (10.100.0.2) 56 bytes of data.
64 bytes from 10.100.0.2: icmp_seq=1 ttl=0 time=1.38 ms
64 bytes from 10.100.0.2: icmp_seq=2 ttl=0 time=1.22 ms
64 bytes from 10.100.0.2: icmp_seq=3 ttl=0 time=1.33 ms
64 bytes from 10.100.0.2: icmp_seq=4 ttl=0 time=1.26 ms
64 bytes from 10.100.0.2: icmp_seq=5 ttl=0 time=1.17 ms