how to open a tcp port on cisco router

[Sihanu N]

Hi,

How can I open a tcp/udp  port on cisco router for listering alarm from public ip at the exact port which i opened.

Thans &Regards

Siahanu N

[Julio Carvajal]

Hello,

Can you ask the question one more time being a little bit more clear.

I would be more than glad to help.

Julio

[Sihanu N]

Thanks for your  responds.

Our branch offices survillance system was installed.The DVR send alrams to our public ip at specific port.public ip is configured on our cisco router 2621 router.How can I monitor that alarm.there are 1500 branches which send alarm to a common public ip with uniqe tcp port .

Example:

Branch 1:

Alarm  port 5555

Alarm host ip  124.124.55.33

Branch 2:

Alarm port:5556

Alarm host ip :124.124.55.33

.

.

.

.

Branch 1500:

Alarm port:6500

Alarm host ip :124.124.55.33

I think u understand the isse.Please help me.

Thanks & Regards

Sihanu N