ipv6 gateway not reachable in RHEL 7.1
Recently migrated to RHEL 7.1, however after that IPV6 gateway is not reachable. switch/router side configurations remain the same.
VLAN=yes
DEVICE=eth4.1613
ONBOOT=yes
USERCTL=yes
BOOTPROTO=none
IPV6INIT=yes
IPV6ADDR=2001:0db7:0a01:0b00:0000:0000:0000:00d0/124
IPV6_DEFAULTGW=2001:0db7:0a01:0b00:0000:0000:0000:00df%eth4.1613
]# ping6 2001:0db7:0a01:0b00:0000:0000:0000:00df
PING 2001:0db7:0a01:0b00:0000:0000:0000:00df(2001:db7:a01:b00::df) 56 data bytes
From 2001:db7:a01:b00::d0 icmp_seq=1 Destination unreachable: Address unreachable
From 2001:db7:a01:b00::d0 icmp_seq=2 Destination unreachable: Address unreachable
~]# ping6 2001:0db7:0a01:0b00:0000:0000:0000:00d0
PING 2001:0db7:0a01:0b00:0000:0000:0000:00d0(2001:db7:a01:b00::d0) 56 data bytes
64 bytes from 2001:db7:a01:b00::d0: icmp_seq=1 ttl=64 time=0.011 ms
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