Monitoring the Net and SYN Floods

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Posted by Gerald Jones on March 31, 1997 at 11:52:10:

Monitoring the Net and SYN Floods

The following URL's allow monitoring of the
current status of the Net. Information
on the architecture of the Net, backbones,
NAP's (Network Access Points), NSP (National
Service Providers), etc.

[This list was published originally in the
Mar/Apr '97 edition of WebApps magazine.]

Internet Weather Report

MIDS Internet Weather Report

MIDS World Map of Internet and Matrix

CerfNET Map of US Network Service Providers

CerfNET discussion of backbone infrastructure

MAE West Connection Map

MAE West 5-day throughput chart

Pacific Bell NAP Statistics

NetNow graphs of packet loss across various ISP's

Routing Arbiter Statistics from IPMA


Denial-of-service attacks on ISP's have been increasing.
Hackers send a flood of bogus connection request messages
using the TCP SYN to overwhelm the server.

CERT Advisory on SYN Flooding

News coverage of SYN Flooding

Patches to TCP/IP to harden against SYN floods

Sun Microsystems technical bulletin on SYN floods

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