ICMP


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ICMP

ICMP

(Internet Control Message Protocol) A TCP/IP protocol used to send error and control messages. For example, a router uses ICMP to notify the sender that its destination node is not available. A ping utility sends ICMP echo requests to verify the existence of an IP address. See Ping of Death and smurf attack.
References in periodicals archive ?
Connectivity existed in theory, but it was important for us to integrate it within the ICMP and to make it solid on the ground.
The ICMP has been drawn up to enable developers at Al Reem Island to complete their own master plans.
We are very positive about our enhanced ICMP solution for Dynamic Data Offload and are already engaged with some of the world's largest 3G operators," added Lee.
During his visit the Libyan minister met with ICMP experts from different fields relevant to the search and identification process, including forensic archeologists, anthropologists, IT specialists and geneticists.
Protocols included in the evaluation package are TCP, UDP, IP, ICMP, ARP and BSD v4.
Ethernet/Serial Device Connectivity - provides bi-directional communication with any open-protocol system or device via Ethernet (TCP, UDP, Telnet and ICMP protocols) or a serial port (RS-232, RS-422, RS485).
Protocol anomaly detection utilizes stateful pattern matching which looks for conditions that violate normal behavior in protocols including IP, TCP, UDP, ICMP, and HTTP.
Other features in the Permeo Base5 update include high availability support for active failover between Permeo Base5 gateways, coverage for Firefox support and support of both ActiveX and Java for on demand delivery of Permeo's patent-pending Connector technology, advanced Log Query features and ICMP support to isolate potential security incidents and improve problem determination for debug of connectivity issues, and simplified backup and recovery capabilities for both security policy and gateway images to assist in disaster recovery or gateway relocation scenarios.
ICMP throttling automatically reduces denial of service attacks from affecting network availability, and ECMP improves network redundancy, both of which build security and resiliency into the network edge.