The show dhcpd_recv_sock_buf_size displays the current DHCP receive socket buffer size. The default is 1,536 1024 kilobytes. For information about how to set the receive socket buffer size, see set dhcpd_recv_sock_buf_size.
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show dhcpd_recv_sock_buf_size size
This command has no arguments.
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Infoblox > show dhcpd_recv_sock_buf_size DHCP 'dhcpd' UDP receive socket buffer size: 1536 1500 KB