05-13-2015
IPV6 ip getting deleted after ping
Hi,
IPV6 ip is getting deleted after ping,
PHP Code:
[root@mindlanf-6 ~]# ifconfig eth4 add 7878:12::10/64 up
[root@mindlanf-6 ~]# ifconfig eth4
eth4 Link encap:Ethernet HWaddr 00:07:43:05:AA:29
inet6 addr: fe80::207:43ff:fe05:aa29/64 Scope:Link
inet6 addr: 7878:12::10/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:9000 Metric:1
RX packets:24031645 errors:166 dropped:8087 overruns:0 frame:166
TX packets:33924594 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:9531309570 (8.8 GiB) TX bytes:31712244556 (29.5 GiB)
Interrupt:56 Memory:fb881000-fb881fff
=======================================
[root@mindnic-02 ~]# ifconfig eth4 add 7878:12::100/64 up
[root@mindnic-02 ~]# ifconfig eth4
eth4 Link encap:Ethernet HWaddr 00:07:43:05:9F:7B
inet6 addr: 7878:12::100/64 Scope:Global
inet6 addr: fe80::207:43ff:fe05:9f7b/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:9937950108 errors:169919 dropped:0 overruns:0 frame:169919
TX packets:17023336684 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1016781713179 (946.9 GiB) TX bytes:23062364317367 (20.9 TiB)
Interrupt:169 Memory:e8801000-e8801fff
[root@mindnic-02 ~]#
=========================================
[root@mindnic-02 ~]# ping6 7878:12::10
PING 7878:12::10(7878:12::10) 56 data bytes
64 bytes from 7878:12::10: icmp_seq=0 ttl=64 time=0.118 ms
64 bytes from 7878:12::10: icmp_seq=1 ttl=64 time=0.198 ms
64 bytes from 7878:12::10: icmp_seq=2 ttl=64 time=0.193 ms
64 bytes from 7878:12::10: icmp_seq=3 ttl=64 time=0.134 ms
64 bytes from 7878:12::10: icmp_seq=4 ttl=64 time=0.176 ms
64 bytes from 7878:12::10: icmp_seq=5 ttl=64 time=0.193 ms
64 bytes from 7878:12::10: icmp_seq=6 ttl=64 time=0.164 ms
64 bytes from 7878:12::10: icmp_seq=7 ttl=64 time=0.175 ms
64 bytes from 7878:12::10: icmp_seq=8 ttl=64 time=0.165 ms
64 bytes from 7878:12::10: icmp_seq=9 ttl=64 time=0.145 ms
64 bytes from 7878:12::10: icmp_seq=10 ttl=64 time=0.141 ms
==========================================
[root@mindlanf-6 ~]# ping6 7878:12::100
PING 7878:12::100(7878:12::100) 56 data bytes
64 bytes from 7878:12::100: icmp_seq=1 ttl=64 time=0.139 ms
64 bytes from 7878:12::100: icmp_seq=2 ttl=64 time=0.137 ms
64 bytes from 7878:12::100: icmp_seq=3 ttl=64 time=0.131 ms
64 bytes from 7878:12::100: icmp_seq=4 ttl=64 time=0.151 ms
64 bytes from 7878:12::100: icmp_seq=5 ttl=64 time=0.135 ms
64 bytes from 7878:12::100: icmp_seq=6 ttl=64 time=0.124 ms
64 bytes from 7878:12::100: icmp_seq=7 ttl=64 time=0.139 ms
64 bytes from 7878:12::100: icmp_seq=8 ttl=64 time=0.137 ms
64 bytes from 7878:12::100: icmp_seq=9 ttl=64 time=0.155 ms
64 bytes from 7878:12::100: icmp_seq=10 ttl=64 time=0.142 ms
64 bytes from 7878:12::100: icmp_seq=11 ttl=64 time=0.130 ms
==============================================
[root@mindlanf-6 ~]# ethtool eth4
Settings for eth4:
Supported ports: [ AUI FIBRE ]
Supported link modes: 10000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: No
Advertised link modes: Not reported
Advertised pause frame use: No
Advertised auto-negotiation: No
Speed: 10000Mb/s
Duplex: Full
Port: FIBRE
PHYAD: 0
Transceiver: external
Auto-negotiation: off
Supports Wake-on: d
Wake-on: d
Current message level: 0x000000ff (255)
drv probe link timer ifdown ifup rx_err tx_err
Link detected: yes
[root@mindlanf-6 ~]# ifconfig eth4
eth4 Link encap:Ethernet HWaddr 00:07:43:05:AA:29
inet6 addr: fe80::207:43ff:fe05:aa29/64 Scope:Link
inet6 addr: 7878:12::10/64 Scope:Global
UP BROADCAST RUNNING MULTICAST MTU:9000 Metric:1
RX packets:24032308 errors:166 dropped:8087 overruns:0 frame:166
TX packets:33924696 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:9531366714 (8.8 GiB) TX bytes:31712256832 (29.5 GiB)
Interrupt:56 Memory:fb881000-fb881fff
now IPV6 ip got erased and ping will stop
PHP Code:
[root@mindlanf-6 ~]# ifconfig eth4
eth4 Link encap:Ethernet HWaddr 00:07:43:05:AA:29
inet6 addr: fe80::207:43ff:fe05:aa29/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:9000 Metric:1
RX packets:24032426 errors:166 dropped:8087 overruns:0 frame:166
TX packets:33924717 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:9531376502 (8.8 GiB) TX bytes:31712259478 (29.5 GiB)
Interrupt:56 Memory:fb881000-fb881fff
[root@mindlanf-6 ~]#
============================================
[root@mindnic-02 ~]# ping6 7878:12::10
PING 7878:12::10(7878:12::10) 56 data bytes
64 bytes from 7878:12::10: icmp_seq=0 ttl=64 time=0.118 ms
64 bytes from 7878:12::10: icmp_seq=1 ttl=64 time=0.198 ms
64 bytes from 7878:12::10: icmp_seq=2 ttl=64 time=0.193 ms
64 bytes from 7878:12::10: icmp_seq=3 ttl=64 time=0.134 ms
64 bytes from 7878:12::10: icmp_seq=4 ttl=64 time=0.176 ms
64 bytes from 7878:12::10: icmp_seq=5 ttl=64 time=0.193 ms
64 bytes from 7878:12::10: icmp_seq=6 ttl=64 time=0.164 ms
64 bytes from 7878:12::10: icmp_seq=7 ttl=64 time=0.175 ms
64 bytes from 7878:12::10: icmp_seq=8 ttl=64 time=0.165 ms
64 bytes from 7878:12::10: icmp_seq=9 ttl=64 time=0.145 ms
64 bytes from 7878:12::10: icmp_seq=10 ttl=64 time=0.141 ms
64 bytes from 7878:12::10: icmp_seq=11 ttl=64 time=0.212 ms
64 bytes from 7878:12::10: icmp_seq=12 ttl=64 time=0.111 ms
64 bytes from 7878:12::10: icmp_seq=13 ttl=64 time=0.158 ms
64 bytes from 7878:12::10: icmp_seq=14 ttl=64 time=0.246 ms
64 bytes from 7878:12::10: icmp_seq=15 ttl=64 time=0.163 ms
64 bytes from 7878:12::10: icmp_seq=16 ttl=64 time=0.195 ms
64 bytes from 7878:12::10: icmp_seq=17 ttl=64 time=0.203 ms
64 bytes from 7878:12::10: icmp_seq=18 ttl=64 time=0.196 ms
64 bytes from 7878:12::10: icmp_seq=19 ttl=64 time=0.236 ms
64 bytes from 7878:12::10: icmp_seq=20 ttl=64 time=0.199 ms
64 bytes from 7878:12::10: icmp_seq=21 ttl=64 time=0.182 ms
64 bytes from 7878:12::10: icmp_seq=22 ttl=64 time=0.171 ms
64 bytes from 7878:12::10: icmp_seq=23 ttl=64 time=0.213 ms
64 bytes from 7878:12::10: icmp_seq=24 ttl=64 time=0.137 ms
64 bytes from 7878:12::10: icmp_seq=25 ttl=64 time=0.203 ms
64 bytes from 7878:12::10: icmp_seq=26 ttl=64 time=0.170 ms
64 bytes from 7878:12::10: icmp_seq=27 ttl=64 time=0.159 ms
64 bytes from 7878:12::10: icmp_seq=28 ttl=64 time=0.145 ms
64 bytes from 7878:12::10: icmp_seq=29 ttl=64 time=0.154 ms
64 bytes from 7878:12::10: icmp_seq=30 ttl=64 time=0.200 ms
64 bytes from 7878:12::10: icmp_seq=31 ttl=64 time=0.140 ms
64 bytes from 7878:12::10: icmp_seq=32 ttl=64 time=0.147 ms
64 bytes from 7878:12::10: icmp_seq=33 ttl=64 time=0.205 ms
64 bytes from 7878:12::10: icmp_seq=34 ttl=64 time=0.134 ms
64 bytes from 7878:12::10: icmp_seq=35 ttl=64 time=0.142 ms
64 bytes from 7878:12::10: icmp_seq=36 ttl=64 time=0.178 ms
64 bytes from 7878:12::10: icmp_seq=37 ttl=64 time=0.214 ms
64 bytes from 7878:12::10: icmp_seq=38 ttl=64 time=0.201 ms
--- 7878:12::10 ping statistics ---
50 packets transmitted, 39 received, 22% packet loss, time 49005ms
rtt min/avg/max/mdev = 0.111/0.174/0.246/0.035 ms, pipe 2
what could be the reason for this, please help me resolve this issue.
Thanks,
Muzaffar
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