Making iptables rules to forward DNS packets

Solution Unverified - Updated -

Issue

  • ServerA has eth0:10.159.74.4 and eth1:192.168.1.2
  • eth1 is a GW for ServerB:IP:192.168.1.3
  • SeverB sends out DNS query from 192.168.1.3 to A.xxx-intra.net
  • ServerB to ServerA eth1 -> eth0 -> A.xxx-intra.net >>> working
  • No DNS answers received on Server B

Environment

  • Red Hat Enterprise Linux 5.7

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content