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How to forward range of ports in Cisco ASA

Here are example to open ports from 10000 to 20000 using command lines.

Enable

Conf t

access-list outside_access_in extended permit udp any host 75.x.x.x range 10000 20000
static (inside,outside) 75.x.x.x 10.0.0.10 netmask 255.255.255.255
access-group outside_access_in in interface outside

Note: 75.x.x.x is public IP address.

You can use ASDM to open the range of ports.

1. In the Security Policy, add a policy to add service range between 10000 to 20000.

2. In the NAT, add a NAT

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