Is the DHCPv6 server's shared-network-name meant for a whole organization?

If it’s just the name for the pool how big is that pool [of pools]?

In the docs there’s this example:

set service dhcpv6-server shared-network-name 'NET' interface 'eth1'
set service dhcpv6-server shared-network-name 'NET1' subnet 2001:db8::/64 range 1 start 2001:db8::100
set service dhcpv6-server shared-network-name 'NET1' subnet 2001:db8::/64 range 1 stop 2001:db8::199
set service dhcpv6-server shared-network-name 'NET1' subnet 2001:db8::/64 option name-server 2001:db8::ffff
set service dhcpv6-server shared-network-name 'NET1' subnet 2001:db8::/64 subnet-id 1

I more or less understand why are there [various] ranges; a single server in a single bcast domain can serve a number of coexisting subnets.

Where it gets confusing is the subnet-id (1. because in IPv6 you can hint servers for the subnet you want, though I think it only works for /64s), but (2) more than anything it’s the name itself “shared-network-name” and (3) the fact that if you continue down the CLI tree, there’s another interface below the specification of a subnet, e.g;

set service dhcpv6-server shared-network-name 'NET1' subnet 2001:db8::/64 interface 'eth1'

It gives the impression that shared-network-name could be like the the bigger summarized thing encompassing a maybe the whole network (meaning the organization’s/premises network, for instance: a /48) then divided into smaller subnets (e.g./64s from that /48) under it; hence another interface selection, this is all speculation of mine, of course, but it does seem plausible. The ’NET1’ after ’NET1’ seems like it could be a subordinate but given the syntax it’s just a minor typo. I still can’t explain subnet-id. It kind of looks like it could be used for that network hinting thing, or maybe something related to RADIUS–a selector of sorts, but definitely something that says “lots of networks can be crammed in here” (…and 4.)

Could you explain please? At least the second interface definitinion down the line, that’s the most intriguing.

Thanks !

Almost forgot: if you go higher…

set service dhcpv6-server listen-interface eth1

This is going to drive me insane !

Please refer to our documentation which briefs about the available options:

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