![How to Restrict Cisco IOS Router VPN Client to Layer-4 (TCP, UDP) Services - Applying IP, TCP & UDP Access Lists How to Restrict Cisco IOS Router VPN Client to Layer-4 (TCP, UDP) Services - Applying IP, TCP & UDP Access Lists](https://www.firewall.cx/images/stories/cisco-routers-vpn-client-layer4-acl-1.png)
How to Restrict Cisco IOS Router VPN Client to Layer-4 (TCP, UDP) Services - Applying IP, TCP & UDP Access Lists
![IP Addressing: IPv4 Addressing Configuration Guide, Cisco IOS XE Everest 3.18SP (Cisco NCS 4200 Series) - Configuring IPv4 Addresses [Cisco IOS XE 3S] - Cisco IP Addressing: IPv4 Addressing Configuration Guide, Cisco IOS XE Everest 3.18SP (Cisco NCS 4200 Series) - Configuring IPv4 Addresses [Cisco IOS XE 3S] - Cisco](https://www.cisco.com/c/dam/en/us/td/i/100001-200000/180001-190000/186001-187000/186267.eps/_jcr_content/renditions/186267.jpg)
IP Addressing: IPv4 Addressing Configuration Guide, Cisco IOS XE Everest 3.18SP (Cisco NCS 4200 Series) - Configuring IPv4 Addresses [Cisco IOS XE 3S] - Cisco
![IP Addressing: IPv4 Addressing Configuration Guide, Cisco IOS XE Release 3S - Configuring IPv4 Addresses [Support] - Cisco IP Addressing: IPv4 Addressing Configuration Guide, Cisco IOS XE Release 3S - Configuring IPv4 Addresses [Support] - Cisco](https://www.cisco.com/c/dam/en/us/td/i/100001-200000/180001-190000/186001-187000/186269.eps/_jcr_content/renditions/186269.jpg)