SprintLink, MPLS, and the Philosophy of Building Large Networks David Meyer Chief Technologist/Senior Scientist dmm@sprint.net * Agenda Philosophy -- How We Build ...
ATT-WORLDNET. CABLE-WIRELESS. LEVEL3. QWEST. UUNET-ALTERNET. SPRINTLINK. peer. 15. Why so many routes? ... processing (computing and cache embedded in the net) ...
traceroute to www.myspace.com (63.208.226.24), 30 hops max, 38 byte packets ... to the interest of the school or adversely affects school discipline or if the ...
Interactive Visualization of Large Graphs and Networks Tamara Munzner Stanford University Computer Science Department Contributions analysis of three software systems ...
To understand Internet structure and design. How ISP router-level ... Next HOP ASs. Specially beneficial for Insiders. Analysis. POP Sizes. All skewed ...
205.168 - 205.171 = Sprint, out of Denver, CO. 144.232 = Sprint, out of Reston, VA ... 13 linx-gw1.UK.EU.net (195.66.224.90) 291.800 ms 213.447 ms 221.377 ms ...
Hardware. Router. IP. Hardware. Router. IP. Hardware ... Hardware. Server. Hop 1. Hop 2. Hop 3. Hop 3. Hop 4. 10 of 139. Mapping the Internet and Intranets ...
Practical Network Coding for the Internet and Wireless Networks Philip A. Chou with thanks to Yunnan Wu, Kamal Jain, Pablo Rodruiguez Rodriguez, Christos Gkantsidis ...
Los Angeles. Los Angeles. Downey. Burbank. Burlingame. Palo Alto ... Las Vegas. Rancho. Cordova. DETROIT. South Bend. Kalazamoo. Grand Rapids. Lansing. Saginaw ...
Implications of Securing Router Infrastructure NANOG 31 May 24, 2004 Ryan McDowell ryanm@sprint.net Control Plane Packet Filters Receive Access-List (rACL) on Cisco ...
Chapter 1: Introduction Our goal: get feel and terminology more depth, detail later in course approach: use Internet as example Overview: what s the Internet?
... a dynamic mapping between an IP address and the corresponding hardware address ... to update their cache if either hardware or IP address has changed recently ...
network of cable and fiber attaches homes to ISP router. homes share access ... Time for last car to propagate from 1st to 2nd toll both: 100km/(100km/hr)= 1 hr ...
WebMail servers (Hotmail, etc.) allow users to access their correspondence from ... often take advantage of freely available hacking tools even though they may not ...
to develop and deploy new Internet applications and technologies ... Chesapeake Bay Simulation. Image courtesy of Old Dominion University. Distributed Computation ...
This article introduces hierarchy into the interdomain routing system. ... number dose not scale adequately in light of the Internet's continued growth. ...
Network byte order calls for the MSByte to be sent first. This is referred to as 'Big Endian' ... headers and data to network byte order before transmission ...
IPv6 stands for 'Internet Protocol Version 6' and is also referred to as IPng ... Two Linux machines: one FreeBSD 4.6/KAME-SNAP (IPv6 router) and one Debian Linux ...
IP address G in the SSM range is delivered to each host socket that ... Hal Sandick, Brad Cain - Nortel Networks. Source Specific Protocol Independent Multicast ...
link utilisation, availability. Common Measurement Tools ... Throughput, link utilisation. Commonly measured with SNMP, RRDtool. Latency, packet loss ...
RIP. 1993 OSU Stillwater Network (15) (21) The Internet. VAST collection of interconnected ... sticks on another IP & TCP header... IP address is router at ...
Under Policies/User Rights, check the users who have admin privileges on that host. ... BellSouth & ISS. Value Proposition. BellSouth. Trusted Business Partner ...
BHM from GSFC was stable at 3.5 mbps from mid January to mid June: Improved to 1-7 mbps in mid June (noisy) Route stable: via MAX, Abilene to NY, GEant, GARR ...
UUNET has the world's largest IP data network (by number of POPs), presence on ... Ascend (Lucent) MAX TNT, which can support up to 720 concurrent callers ...
PacTel telephone directories are planning to include email addresses in white pages ... because of free distribution of inefficient Class B addresses ...
Search for Invariants. Invariant: behavior that holds in a very wide ... Useful for accounting/billing, traffic monitoring, user profiling, data mining, etc. ...
no equivalent of yellow pages (hard to reliably discover a user's email address) ... International Telecommunications Union-Telecommunications Standardization Sector ...
Metadata allows us to forward packets when we want. E.g. letters at a post office headed for main post office. address labels allow us to forward them in batches ...