Hello Susanne, Unfortunately, the DHCP relay/helper functionality is brokenin IOS-XR version 3.4. The bug CSCsl48947 fixes this in 3.4.3, 3.5.3, 3.6 and 3.7. Thanks,Colin

Hello Igor, Line protocol down simply means that the L2 protocol (cisco hdlc by default) cannot communicate for some reason. You'll want to verify the configuration on both sides of the link first. Then investigate the transmission path. This is...

Well, I can try. consider the following:1.1.1.1--- A -----10.1.1.1 |---Router---|1.1.1.2--- B -----11.1.1.1We have two hosts on the same LAN (1.1.1.1 and 1.1.1.2). The default routing table says all routes destined ...

Are you saying you learn some routes, but not all routes? We'll need much more information than this. You'll need to provide:show ip route x.x.x.x on side that has the routeshow ip route x.x.x.x on side that has no routeshow ip ospf neighshow ip os...

Hello, I'm not quite clear on your question. Router by definition forward traffic based on destination IP address. To bypass the default routing table and forward traffic using the source address (or source *and* destination), you need to use poli...