Cisco Embedded-Service-Engine configuration and tips
First of all, the Embedded Service Engine has minimum memory requirement. 1GB for Cisco 2911 and 2921 1.5GB for Cisco 2951 2GB for Cisco 3925…
Cisco Unified CME 9.5 Supported Firmware, Platforms and etc
Here is link for Cisco Unified CME 9.5 Supported Firmware, Platforms, Memory, and Voice Products
Hiding Cisco logging/warning messages by supressing
I got an old Cisco 2811 from ebay with cheap price. Out of box, I got below warning message. *Sep 10 01:29:05.887: %ENVMON-4-FAN_LOW_RPM: Fan 1 service…
Howto Configure Cisco Unified Communication Express in GNS3
How to create Cisco VoIP lab with Cisco Unified Communication Express in GNS3 1. Brief GNS3 version : 0.8.7 Cisco Router IOS :…
Public NTP server IP addresses
Here is popular list of public NTP server IP address time-a.nist.gov (129.6.15.28) time-b.nist.gov (129.6.15.29) time-b.nist.gov (129.6.15.30) time.windows.com (207.46.232.182) ntp.asql.co.uk (82.68.206.125) chronos.csr.net (194.35.252.5) time.nist.gov (192.43.244.18) https://tf.nist.gov/tf-cgi/servers.cgi…
How to configure DHCP reservation on Cisco 3750
Here is steps to configure DHCP reservation with MAC address on Cisco Catalyst 3750 IP Pool : 10.10.10.0/24 MAC#1 : 1111.2222.3333 MAC#2 : 4444.5555.6666…
Avaya ERS 5500 switch SNMP OIDs
Here is some SNMP OID for Avaya ERS switches. envFans: 1.3.6.1.4.1.45.1.6.3.3.1.1.10.6 envTemp: 1.3.6.1.4.1.45.1.6.3.7.1.1.5.5 cpuLast10Seconds: 1.3.6.1.4.1.45.1.6.3.8.1.1.11.3 cpuLast1Minute: 1.3.6.1.4.1.45.1.6.3.8.1.1.5.3 cpuLast10Minutes: 1.3.6.1.4.1.45.1.6.3.8.1.1.6.3 cpuLast1Hour: 1.3.6.1.4.1.45.1.6.3.8.1.1.7.3 cpuLast24Hours: 1.3.6.1.4.1.45.1.6.3.8.1.1.8.3 cpuTotal: 1.3.6.1.4.1.45.1.6.3.8.1.1.4.3…
Syslog configuration in best practice
Avaya ERS switches logging buffered 64000 logging monitor informational aaa authentication login default group radius local log config logging enable logging size…
How to change IP address of vCenter Appliance 5.5 in console mode
When you installed VMware vCenter Appliance 5.5 from OVA file, often forgot to enable network port. Here is how to enable and add/change IP address…
VoIP QoS tips and configuration in best practice
VoIP QoS tips and configuration in best practice Remember "QoS is ONLY happening, when congestion on the circuit". In general QoS is more useful…
Multiple links between Avaya ERS 5500 and Cisco switch
Multiple links between Avaya ERS 5500 and Cisco switch
How to factory reset Cisco CP-7911G VoIP phone
How to factory reset Cisco CP-7911G VoIP phone A. Factory reset 1. Power off 2. Hold " # " button + power on. 3….
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