Archive for the ‘IPsec’ Category
December 22nd, 2008 by Grega Modrijan
As part of NIL’s customer support division, my colleagues and I face customers’ networking problems daily. Trying to solve these problems quickly and efficiently – and get the maximum benefit out of available resources (time, engineers, etc.) – requires us to stay open to new techniques and tools that might ...
Posted in IPsec, Technical | No Comments »
December 1st, 2008 by Marjan Bradesko
Site-to-site VPNs using IPsec can be implemented with the crypto maps or, when routed interface is needed, by GRE-tunnels. Virtual Tunnel Interfaces (VTIs) are a relatively late addition to Cisco IOS and eliminates the need for additional GRE overhead, while still providing the logical interface.
Boštjan Šuštar, the Internetworking Expert at ...
Posted in IP Corner Technical Articles, IPsec, VPN | No Comments »
October 1st, 2008 by Marjan Bradesko
Crypto maps - used as one of the oldest Cisco IOS implementation options for IPsec – have a downside - they do not provide for a routable logical interface. When migrating from a traditional WAN or upgrading an existing WAN to use cryptography, it may be beneficial to reuse the ...
Posted in IP Corner Technical Articles, IPsec, VPN | No Comments »