BUG-CSCuq55508

Posted on by Admin

Hi Guys, While working with CUCM 9.1.XXX i faced some rare issues when performing normal tasks , we start getting below errors  and while working with Cisco TAC  they informed it a BUG and they provided a customized image UCSInstall_UCOS_9.1.2.13055-1.sgn.iso  to fix it permanently:   Symptom: -Slow web access and dbreplcation issues -Database Communications Errors -Unmapped Exception java.sql Exception : Memory Allocation failed during query processing -Unmapped exception java.sqlException: Cannot initiate sort -Error occured while retriveing…

Read More

Spanning Tree Design Notes

Posted on by Admin

Spanning Tree Design Notes     BPDU Filter Spanning tree port fast  –> Always use BPDU Filter BPDU Filter will filter [ NOT SEND Or Receive ]  BPDUs on the that port , usually recommended on the Port fast connected to END Hosts. BPDU Guard====> Trunk ports —> Always  use BPDU Guard on the ROOT SWITCH doing down to the other Switch , This is to save the Root switch , instead of getting another…

Read More

Spanning tree article by iNE Petr Lapukhov

Posted on by Admin

Hi Guys , Below is one of the Spanning tree article which is one of my favorite and i used it when designing and implementing Spanning tree. Its written by iNE Petr Lapukhov, CCIE #16379. Original Link # http://blog.ine.com/wp-content/uploads/2010/04/understanding-stp-rstp-convergence.pdf Advanced STP IETF Link # http://lab.cipi.unige.it/Repository/IPI/VLAN/802.1D-2004.pdf

Read More

How to Manage File and Folder Permissions in Linux

Posted on by Admin

For many users of Linux, getting used to file permissions and ownership can be a bit of a challenge. It is commonly assumed, to get into this level of usage, the command line is a must. Although there is always far more power and flexibility to be had, running seemingly complicated command isn’t alwaysa necessity. With the help of some of the most user-friendly desktop interfaces available, you can get away with little to no command…

Read More

HP Acronyms Vs Cisco in Data Center

Posted on by Admin

Original Link # http://packetpushers.net/show-212-hp-networking-data-centre-sponsored/ isten to Mp3 broadcast # http://media.blubrry.com/packetpushers/p/content.blubrry.com/packetpushers/Show_211-HP_Data_Center_Networking.mp3 In today’s sponsored podcast, HP Networking looks to educate network engineers about HP’s data center portfolio and technologies that make it a formidable choice for architecting today’s data center networks.  Tune in to learn how HP is helping customers develop Data Center solutions that deal with today and tomorrow’s challenges. HP Acronyms EVI=Ethernet Virtual Interconnect MDC=Multi-tenant Device Context IRF=Intelligent Resilient Framework/fabric CS=ConvergedSystem DVR=Distributed Virtual Router…

Read More

CME End-End for beginners

Posted on by Admin

CME-Topic 1: CME Overview Introduction Cisco CME is a feature embedded into Cisco IOS which provides call processing for Cisco IP Phones. CME provides a cost-effective, highly reliable, IP communications solution for the small office It provides solution which is easy to deploy, administer and maintain It enables Cisco High End Multi Service Access routers to provides low end PBX features which are more cost effective, reliable and feature rich CME is an optional component…

Read More
Posted in CME

CME Configuration Example: SIP Trunks to Viatalk and VoIP.ms

Posted on by Admin

CME Configuration Example: SIP Trunks to Viatalk and VoIP.ms I thought I’d drop this in tonight to help those out who are trying to make this happen. This configuration is not complete nor is it as clean as I’d like – I’ll be playing around with it for weeks to come, I’m sure. But it is working – here’s the high points of what this example shows: 1. Configuring CME to work with multiple SIP…

Read More

SIP Phone registration – CME Configuration

Posted on by Admin

SIP Phone registration – CME Configuration voice service voip sip bind control source-interface Vlan400 bind media source-interface Vlan400 registrar server expires max 600 min 60 ! voice register global mode cme source-address 192.168.7.250 port 5060 max-dn 2 max-pool 2 load 7961 SIP41.9-1-1SR1S authenticate register tftp-path flash: create profile sync 0005418156304922 ! voice register dn  1 number 3005 ! voice register pool  1 id mac 0018.18EE.8E0F type 7941 number 1 dn 1 dtmf-relay rtp-nte username 3005…

Read More
Posted in CME

CUE Voicemail + VPIM networking (CUE to unity)

Posted on by Admin

CUE Voicemail + VPIM networking (CUE to unity) in 10 minutes     Scenario# CUE ip = 192.168.20.253 CME ip = 192.168.20.254 NTP server; 2.2.2.2   SITEC phone#1 = 5001 SITEC phone#2 = 5002 HQ phone#1 = 3001 CME to CUE VM pilot = 4444 ———————————————-   CME Config; ======== I am assuming youv’e alredy created a SIP voip dialpeer cme to CUE. Also created 2 MWI-on/off DNs on CME, incoming called number of mwi-on/off…

Read More
1 … 3,532 3,533 3,534 3,535 3,536 … 3,546