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Old 05-09-2013, 04:26 AM   #1
gswapna
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Registered: May 2013
Location: Hyderabad
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Question unable to ping with ipv6 address


hi,
Iam new to linux platfom,
have two liux system ,let say
systemA ipv4 address: 172.16.11.237
ipv6 address: fe80::21b:b9ff:fe90:959f
systemB ipv4 address: 202.53.13.248
ipv6 address: fe80::224:8cff:fecb:ac3d
Iam not able to ping by using ipv6 addresses. but by using ipv4 iam able to ping.

and from windows systemC
from this system able to ping SystemA by using either ipv4 or ipv6 addresses, but not able to ping SystemB by using its ipv6.

thanks in advance
 
Old 05-09-2013, 07:02 PM   #2
gdizzle
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IPv6 Link local addresses are addresses that are automatically generated for each "link" or lan, that are only relevant to that relevant lan segment.
In the IPv4 world they are in 169.254.0.0/16. In IPv6 they are fe80::/10.
https://wiki.xkyle.com/IPv6_Link_Local_Addresses

Next when your ping an ipv6 address, make sure you use the ping6 command:
http://www.cyberciti.biz/faq/howto-t...ping6-command/
 
Old 05-09-2013, 11:11 PM   #3
gswapna
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Location: Hyderabad
Distribution: centos
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Quote:
Originally Posted by gdizzle View Post
IPv6 Link local addresses are addresses that are automatically generated for each "link" or lan, that are only relevant to that relevant lan segment.
In the IPv4 world they are in 169.254.0.0/16. In IPv6 they are fe80::/10.
https://wiki.xkyle.com/IPv6_Link_Local_Addresses

Next when your ping an ipv6 address, make sure you use the ping6 command:
http://www.cyberciti.biz/faq/howto-t...ping6-command/
hi,

i tried with ping6 command only from linux..that time also it giving 'From fe80::21b:b9ff:fe90:959f icmp_seq=0 Destination unreachable: Address unreachable' this type thing.
from windows Iam using ping command not ping6 .from windows it giving 'Destination host unreachable' failure message.
 
Old 05-09-2013, 11:14 PM   #4
gswapna
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Registered: May 2013
Location: Hyderabad
Distribution: centos
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if we consider this problem may be with firewall or network,ping will not be work any system right ?
but able to pinging to some systems but unable to some other systems.
 
  


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