A typical User Datagram Protocol/Internet Protocol (UDP/IP) header contains 20 bytes of IP header and eight bytes of UDP header. While UDP headers contain source and destination UDP port addresses, ...

The current IP address scheme of 32-bit words is fast becoming inadequate. It would appear that 2 32 = 4 294 967 296 combinations of addresses should be enough for everybody, but in practice this is ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Computer engineers learn early on that a core set of protocols are critical to networks. Some of ...

I'm reading Comer's TCP/IP book, where (page 107 of the 4th edition, if you're interested) he states: <BR><BLOCKQUOTE class="ip_ubbcode_quote"><font size="-1">quote ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you look at the many fields in a typical IP packet, you ...

This excerpt is from CCIE Voice Exam Quick Reference Sheets (Digital Short Cut), by Mark Lewis and published by Cisco Press. ISBN-10: 1-58705-333-0 Read Mark Lewis’ blog for Cisco Subnet here. More ...

Network Address Translation (NAT) is a technology that has, in a small way, revolutionized Internet communications. NAT allows multiple computers on a LAN to share a single public IP address for ...

Voice over IP (VoIP) is the descriptor for the technology used to carry digitised voice over an IP data network. VoIP requires two classes of protocols: a signaling protocol such as SIP, H.323 or MGCP ...