Hi. I have domain controller domain controller bdomain.dm. IP address for this domain controller is 10.10.1.15. My computer IP is 10.10.1.192. I can join to bdomain.dm domain in my wokrplase. Our company have branch. In this branch IP address is 10.10.4.4. head officce and branchec conectted with routers. One router ip 10.10.1.1 and second 10.10.4.1. When i pinged from 10.10.1.15 to 10.10.4.4 (one of the computer in brench) all is right. on router all ports and all services open. When i try join branch computer to bdomain.dm domain the computer cannot find domain server. I get this error

Note: This information is intended for a network administrator.  If you are not your network's administrator, notify the administrator that you received this information, which has been recorded in the file C:WINDOWSdebugdcdiag.txt.

The following error occurred when DNS was queried for the service location (SRV) resource record used to locate a domain controller for domain embawood.dm:

The error was: "DNS name does not exist." (error code 0x0000232B RCODE_NAME_ERROR)

The query was for the SRV record for _ldap._tcp.dc._msdcs.bdomain.dm

Common causes of this error include the following:

- The DNS SRV record is not registered in DNS.

- One or more of the following zones do not include delegation to its child zone:

bdomain.dm dm . (the root zone)

For information about correcting this problem, click Help. 

I can not solve this problem. What is theproblem. If the problem on DNS server why i can join this domain controller in head office?.

Pleace help me



Software/Hardware used:
Routers; windows 2003 server;