Other connectivity issues can arise, for example when a remote client receives an IP address that matches an IP on the internal network. IPsec Path Maximum Transmission Unit ( IPsec PMTU)Ĭheck Point resolves port filtering issues with Visitor Mode (formally: TCP Tunneling). Issues involving service/port filtering on the enforcement deviceĬheck Point Solution for Connectivity IssuesĬheck Point resolves NAT related connectivity issues with a number of features: Issues involving NAT devices that do not support fragmentation. Under these conditions, a number of connectivity issues can arise: During the morning they may be located within the network of a partner company, the following evening connected to a hotel LAN or behind some type of enforcement or NATing device. Remote clients are, by their nature, mobile. While there are a few connectivity issues regarding VPN between Security Gateways, remote access clients present a special challenge. Resolving Connectivity Issues The Need for Connectivity Resolution Features
