ADTRAN 5000 Series - Manual (Page 815)

Command Reference Guide HDLC Command Set
61200990L1-35E Copyright © 2005 ADTRAN 815
Usage Examples
The following example forwards all DNS broadcast traffic to the DNS server with IP address 192.33.5.99:
(config)#ip forward-protocol udp domain
(config)#interface hdlc 1
(config-hdlc 1)#ip helper-address 192.33.5.99