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Questions tagged [ipv6]

The Internet Protocol is one of the fundamental protocols used for the Internet. IPv6 is the next generation Internet Protocol, as opposed to the currently common Internet Protocol known as IPv4.

Primarily IPv6 increases the number of available addresses to allow continued expansion of the Internet once all of the addresses are allocated. There are a number of other noticeable changes over , which are based on the lessons learned from the evolution of .

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IPv6 perspectives

I'm working on p2p application, all these NAT-PMP and UPNP NAT traversal scenarios are so unpleasant to deal with. Any thoughts on when IPv6 will become commonly used?
Lu4
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Cant get port when accept with sockaddr_storage - ipv6

I can not get port number when i accept with sockaddr_storage in ipv6. Here is my v4 code: peersockfd = accept(xtcpsock_fd,(struct sockaddr*)&addr,(socklen_t*)&len); ..... sprintf(szSocket,"%s:%d",inet_ntoa(addr.sin_addr),ntohs(addr.sin_port)); I…
Brknl
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Creating an IPv6 SocketServer on Android device on a cellular network

I'm trying to connect from a host (PC or other) to a mobile cellular Android device on the Verizon/AT&T cellular network. This device uses only the 3G network and has its Wi-Fi turned off. The Android device has a listening socket and I need the…
S.K.
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‘sockaddr_in6_t’ undeclared error even after inclusing the header files

I have following simple piece of code, which is a part of ipv6 handling module in a big project. #include #include #include #include #include #include #include…
Amit S
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Convert byte[] array to IPv4 or IPv6 string in C#

I am stuck at converting a byte array to IPv4 or IPv6. Dot for IPv4 and Dot or Colon formatted for IPv6 strings should be the end result. Greatly appreciate if someone uses LINQ to do this, thanks!!!
user349026
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what does a forward slash denote in ipv6 addressing system TCP/IP

ipv6 is of 128 bit address, we define our address fe088::/32. What does /32, /64 denote in the address for example 2001:420::**/64** ?
anish
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INET6 does not work with [::1]

perl INET6 does not work with [::1]:port , where port is the 4 digit port number. it works with 5 digit port number. Any suggestions/work arounds?
Nikole
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Using IPv6/IPv4 tunneling to send a query to a DNS server - valid or not

I was wondering what exactly the standards say about using IPv6/IPv4 tunneling to send a DNS query to a DNS server. Is this a valid thing to do? Does anyone know the RFCs (and sections if possible) that talk about this? Thanks.
His
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How do I create a multicast stream socket over IPv6 in Python?

I need some help in implementing Multicast Streaming server over IPv6 preferably in Python. I am able to do so with Datagram servers but since I need to send large amounts of data (images and videos) over the connection, I get an error stating ,…
KapilGarg
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How to build ICMPv6 packet with libnet?

Is it possible to build ICMPv6 packet with libnet? The only functions I see are concerning ICMPv4 ( libnet_build_icmpv4_xxxxx() ). Thank you.
samuelg0rd0n
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IPv6 and Traffic Tracking

I have been reading up about IPv6 and given that the number of available addresses in in the trillions upon trillions for each household on the internet, could we get to the stage where each computer in a household would have an IP that is unique to…
topherg
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Query on IPv6 subnetting

Supposing two IPv6 addresses ip1 (abc::1/64), ip2 (abc::2/64) are given, what's the algorithm to determine if they're part of the same subnet or not? For IPv4, each octet in one address is masked with the subnet octet and the result compared with…
user983356
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error when using mlflow on ipv6: '' is not a valid port number

I'm trying to deploy MLFlow server on Kubernetes, which requires using IPv6. Previously I was successfully using it in an IPv4 environment. In my existing deployment on IPv4, I use this startup command which works: mlflow server --host 0.0.0.0…
nnn
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Cannot communicate to public IPV6 on the 2nd Network Interface Card of Azure Linux VM

There is a new Azure Linux VM (Ubuntu 22.04 LTS x64), with the following two network interface cards (NICs): eth0 Mac Address: 00:22:48:8f:ba:bf Private IPV4 Address: 10.0.0.4 Public IPV4 Address: 20.25.226.73 Private IPV6 Address:…
Edward Zhou
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Is there any way to test bacnet using IPv6 with node

Has anyone used node to test bacnet over ipv6. I'm able to use node-bacnet to verify it via IPv4 with no issues but it does not seem to handle IPv6. I don't see any other packages that will work with IPv6 but maybe I'm missing something.
B Geaney
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