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2.6. TCP Listeners

A TCP listener is an IP address that will receive DNS queries.

Navigate to: DNS ›› Delivery : Listeners : Listener List

../../_images/router01_create_virtual_flyout.png

https://router01.branch01.example.com/tmui/Control/jspmap/tmui/dns/listener/list.jsp

Create two TCP listeners according to the table below:

Setting Value
Name DC01_tcp_53_virtual
Destination 10.1.70.200
Service Port DNS 53
VLAN and Tunnel Traffic -> Enabled on.. branch01_vlan
Protocol TCP
Protocol Profile (Client) example.com_tcp-dns_profile
DNS Profile example.com_dns_profile
Pool branch01_dns_pool
Setting Value
Name DC02_tcp_53_virtual
Destination 10.1.70.210
Service Port DNS 53
VLAN and Tunnel Traffic -> Enabled on.. branch01_vlan
Protocol TCP
Protocol Profile (Client) example.com_tcp-dns_profile
DNS Profile example.com_dns_profile
Pool branch01_dns_pool
../../_images/router01_create_virtual_tcp_properties.png

https://router01.branch01.example.com/tmui/Control/jspmap/tmui/dns/listener/create.jsp

TMSH

tmsh create gtm listener DC01_tcp_virtual address 10.1.70.200 port 53 ip-protocol tcp pool branch01_dns_pool profiles add { example.com_dns_profile example.com_tcp-dns_profile } vlans add { branch01_vlan } vlans-enabled

TMSH

tmsh create gtm listener DC02_tcp_virtual address 10.1.70.210 port 53 ip-protocol tcp pool branch01_dns_pool profiles add { example.com_dns_profile example.com_tcp-dns_profile } vlans add { branch01_vlan } vlans-enabled

https://support.f5.com/kb/en-us/products/big-ip_ltm/manuals/product/bigip-dns-cache-implementations-11-3-0/2.html