vserver services access-check dns srv-lookup
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Perform DNS lookup for SRV records
Availability: This command is available to cluster administrators at the advanced privilege level.
Description
The vserver services access-check dns srv-lookup returns the IP addresses of a host that is providing the specified service in the network, based on the SRV record lookup done on the Vserver's DNS server.
Parameters
[-node {<nodename>|local}]- Node (privilege: advanced)-
This specifies the name of the node on which the command is executed.
-vserver <vserver>- Vserver (privilege: advanced)-
This specifies the name of the Vserver.
[-name-servers <IP Address>,…]- Name Servers (privilege: advanced)-
This specifies the DNS servers in which the hostname lookup needs to be done.
-lookup-string <text>- Name to Lookup For (privilege: advanced)-
This specifies the complete string for which SRV record needs to be looked up on the DNS server.
[-lookup-type {ipv4|ipv6|all}]- Lookup Type (default: all) (privilege: advanced)-
This specifies the type of IP address to be looked up on the DNS server. If you specify "all", it looks up both IPv4 and IPv6 addresses. The lookup string must be in the form “service.protocol.domain”.
Examples
The following example returns the IPv6 addresses of the host providing "http" service on "tcp" protcocol in Vserver "vs1" from the node "node2".
cluster1::vserver services access-check*> dns srv-lookup -vserver vs1 -node node2 -lookup-string _http._tcp.nw7.na -lookup-type ipv6 9ffe::1 5ffe::1