Category Archive: Tips

Oct 13

MLS QoS On Cisco Switches

MLS QoS is disabled by default on a 6500 series switch which means that any packeting entering or leaving the switch is not remarked or changed for DSCP values. To check if the QoS is enabled or not use following command

6509# sh mls qos

It will show if MLS QoS is enabled or not. …

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Jul 05

Configures the ISDN PRI interface for Call Selection

The default behaviour of the ISDN  interface to start from bottom of the channel list for incoming calls. To set the default behaviour for outgoing calls following command should be used which starts using channels from the top.

  isdn bchan-number-order {ascending |descending}

 

Example:

 

Router(config-if)# isdn bchan-number-order descending   Ref: http://www.cisco.com/en/US/docs/ios/12_3/vvf_c/cisco_ios_isdn_voice_configuration_guide/isdn10.html

 

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Jul 05

How to busy out the B-channel on an ISDN PRI in IOS gateways – Cisco Support Community

Use 'sh isdn status' command to know which serial interface is being used by PRI and then use 'isdn service b_channel 2 state 2' to set a channel state.

How to busy out the B-channel on an ISDN PRI in IOS gateways – Cisco Support Community

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May 18

Recurring Command Execution Using Telent on Cisco Switch/Router

I always wanted some software which can be used to execute a recurrent command on a remote device after a given interval. Now, luckly found one which can be used to execute a recurrent command using a telent session.  The output will be logged to a file. Also we need to use following commands …

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May 09

Rancid Installation and Configuration

I. I have Rancid ver 2.3.1 on Linux Fedora 8. I have previously tried installing on Fedora 9 but it was giving all sort of errors and I am not linux expert so came back to ver 8 where it works perfectly. With addition of one command in the start which installs compiler support …

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May 09

WinAgents Router Tweek

Me and my collegue were looking for a smart software which can helpus delivering configuration commands to multiple devices at the same time. Following is little info about the program at softplatz.com

"WinAgents RouterTweak is a specialized terminal shell making it easier to control the configuration of routers, switches and firewalls from the Cisco …

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May 09

Macbook VPN Autoconnect on Wireless

Problem Scope: I had been working to find some solution for overcome machine authentication issue faced by MAC OS X machines. To connect to my wireless network currently machines must need to authenticate themselves before they can get access to resources on the Active Directory. The machines that fails authentication have limited access on …

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