"see" link in xymon alert mails shows internal ip

hi, i have two ips for xymon. server one is internal (172.29.2.227) which is in bb-hosts file and all hosts sends info on the same ip.But while accessing on browser,an external ip is given to it and page is browsed using external ip. now for my alert mails setp,"see" link is giving the url which has link to test with problem. the problem is that,"see" is giving the internal ipadress and not the external one from where i ble to get the browsing.How shoulld i go about it so that on link click,i should be able to see link Pankaj V. Dorlikar