About rvidrascu

rvidrascu · 08-29-2011

Hi all,I have some problems with my Cisco 1921 router when trying to forward UDP ports. There are 2 network interfaces: - gi0/0 [connected to the internet] - gi0/1 [connected to the private network]The router is suposed to do NAT and to forward TCP ...

rvidrascu · 07-11-2014

Problem fixed running 2 commands:- no ip nat service ras- no ip nat service H225

rvidrascu · 09-01-2011

Alain, that 49309 port is the source port, it is never the destination port and it is not changed during translation. The destination ip is the only one that should be translated. I compared the traces in the successful case and in the failure case a...

rvidrascu · 08-30-2011

Hi Alain,There is no problem with the 49309 port number. That is a random port chosen at the client side.The format of the NAT debug trace for packets received on the "outside" interface is:transport protocol: udp(source ip address of the packet, sou...

rvidrascu · 08-30-2011

Looks like this is IOS version related issue.This is what I did this morning:1. I replaced the 1921 router with one 2600 router running C2600-IS-M 12.1(22a) release2. Applied the modified config using "ip nat inside" and "ip nat outside" as per Fabio...

rvidrascu · 08-29-2011

Hi Fabio,When I initially configured the 892 router, when I issued the command "ip nat outside" I noticed that NVI0 became available. At that moment I started to read about the new way of configuring NAT on Cisco routers by default and about the NVI ...

Member Since	‎08-29-2011 03:58 AM
Date Last Visited	‎08-18-2017 03:54 AM
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UDP Port Forward Problem on Cisco 1921

Problem fixed running 2

Re: UDP Port Forward Problem on Cisco 1921

UDP Port Forward Problem on Cisco 1921

Re: UDP Port Forward Problem on Cisco 1921

Re: UDP Port Forward Problem on Cisco 1921