Articles tagged with router

1. How To Diagnose Bad Wi-Fi Before Buying a New Router

   Posted on July 29, 2026 in Networking

   Use a repeatable Wi-Fi diagnosis sequence to identify coverage, contention, wired, DNS, or latency problems before spending money on a new router.

2. Cisco 7600: Packets Not Reaching SAMI Card

   Posted on August 12, 2010 in Networking

   The situation: A Cisco 7604 with SAMI card is able to send packets from the individual IOS instances running on the SAMI PPCs, but is unable to receive packets.

   The hardware: The table below describes the hardware involved.

   Part Number	Description
   CISCO7604	Cisco 7604 Router
   SUP32-GE-3B	Cisco Catalyst 6500 Series …

3. Routers and Switches

   Posted on September 21, 2009 in Networking

   Although routers and switches are often located near each other in a network environment, the two devices offer very different functionality. Routers are network devices that send data packets to distinct network segments. A router examines incoming packets and makes routing decisions based on the destination address in the packet …

4. Command Logging is Vital to System Administration

   Posted on April 14, 2007 in System Administration

   If you're like me, it probably seems obvious that command logging is an important part of system administration. Any change I make, whether it's on a router or server, is logged somewhere. Although folks give plenty of reasons why they don't use tools like sudo for super-user functions (inconvenience and …