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UDP broadcast forwarding
16 years 4 months ago #26763
by falahdab
UDP broadcast forwarding was created by falahdab
Hi everyone.
I have a question about forwarding and UDP broadcasts.
I have two subnets:
192.168.0.0/24 and 102.172.97.0/24.
One server (192.168.0.140) is broadcasting some information to 192.168.0.255:5018.
I would like to forward this broadcast to 102.172.97.255:5018. (Basically change the destination IP and route the packet...)
I have tried several routing solutions on a computer with two network adapters between both subnets without success. If possible, I would like to stick to open source/free solutions.
Would anyone be kind enough to tell me what are the possible solutions to this problem if any?
Thanks a lot.
Falahdab
I have a question about forwarding and UDP broadcasts.
I have two subnets:
192.168.0.0/24 and 102.172.97.0/24.
One server (192.168.0.140) is broadcasting some information to 192.168.0.255:5018.
I would like to forward this broadcast to 102.172.97.255:5018. (Basically change the destination IP and route the packet...)
I have tried several routing solutions on a computer with two network adapters between both subnets without success. If possible, I would like to stick to open source/free solutions.
Would anyone be kind enough to tell me what are the possible solutions to this problem if any?
Thanks a lot.
Falahdab
16 years 4 months ago #26769
by S0lo
Studying CCNP...
Ammar Muqaddas
Forum Moderator
www.firewall.cx
Replied by S0lo on topic Re: UDP broadcast forwarding
On a cisco router you would be able to do that using the "ip helper-address" command:
www.cisco.com/univercd/cc/td/doc/product...sr83/rpc_r/48383.htm
Check also the "ip forward-protocol" command. If you want to do it on a PC, search for some thing called "Relay Agent" or "DHCP Relay Agent". It's usually used to forward DHCP broadcasts but you might be able to configure it for general usage. I think Windows server has a relay agent too.
www.cisco.com/univercd/cc/td/doc/product...sr83/rpc_r/48383.htm
Check also the "ip forward-protocol" command. If you want to do it on a PC, search for some thing called "Relay Agent" or "DHCP Relay Agent". It's usually used to forward DHCP broadcasts but you might be able to configure it for general usage. I think Windows server has a relay agent too.
Studying CCNP...
Ammar Muqaddas
Forum Moderator
www.firewall.cx
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