source address


Also found in: Acronyms.

source address

[′sȯrs ′ad‚res]
(computer science)
The first address of a two-address instruction (the sound address is known as the destination address).
References in periodicals archive ?
Thus, the IP layer and upper layers use the home address as the Source Address.
The emulator modifiers change packet header fields, including source address, destination address, ToS, DSCP, TTL, protocol, transport checksum, network checksum, source port and destination port.
Assessing a security-services vendor requires delving into a number of areas that quickly reveal the extent of the security provided, including network address translation, source address hiding, automated intrusion detection and URL filtering.
Simply dragging this content to the softphone client and dropping on a buddy or contact generates an MMS message uploaded from the PC to the network over the PC broadband link and sent to a mobile phone, with the source address of the MobileSTICK user's mobile phone number.
IIJ, NASDAQ: IIJI, TSE Mothers: 3774), one of Japan's leading Internet access and comprehensive network solutions providers, announced today that it will begin implementing source address validation ("SAV") to verify the source IP addresses of traffic on all corporate and individual connectivity services.
Because both corporate and personal computers, such as botnet, can be the source of attack, and because the attacker often fakes the source address, it appears that the traffic is coming from all over the world, making it very difficult to quickly identify the origin of the attack.