Entries by Web Master

Creating DHCP Split Scopes in Nectus IPAM

Creating DHCP Split Scopes in Nectus IPAM Nectus IPAM offers extensive DHCP integration features with one of the most important is ability to create and manage DHCP Scopes split across multiple DHCP Servers. To create a new DHCP Split-Scope go to “Inventory → IPAM Subnets and Reservations” Select “IPv4 DHCP Subnets” Tab and press “Add Subnets” […]

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Using Graphs in Custom Dashboards

Using Graphs in Custom Dashboards Nectus offers extensive capabilities of visualizing different aspects of network performance and presenting it in custom dashboards. This article guides you through the basic step of process of adding graphs to custom dashboards. Step 1. Prepare Graphs for the Dashboard. Generate the graph you’d like to include in a dashboard. […]

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Using Custom SNMP Trackers in Nectus

Using Custom SNMP Trackers in Nectus Nectus offers extensive SNMP based network monitoring capabilities that allow users to track any metrics accessible via SNMP. In addition to standard metrics, such as CPU, RAM or TCAM utilization, Nectus offers a new feature called “Custom SNMP Tracker” that allows you to monitor virtually any metrics accessible via […]

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Monitoring Cisco IPSec VPN Tunnels with Nectus

Monitoring Cisco IPSec VPN Tunnels with Nectus One of the key features introduced in Nectus 1.2.51 is ability to automatically discover and monitor Cisco IPSec VPN Tunnels terminated on ASA Firewalls and regular IOS routers. Tunnel Discovery As part of regular scheduled network discovery Nectus attempts to detect existing VPN tunnels on all routers and firewalls […]

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Nectus Installation Procedure

Nectus Installation Procedure Server Requirements:   Windows Server 2012 or newer.  8GB of RAM. 1. File Preparation You start with downloading Nectus Distribution File from www.nectus5.com Download the ZIP file called Nectus 1.2.51.zip and extract it to a temporary folder. In the folder you will find two files:   Keep the htdocs.zip file compressed. Start installation […]

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Configuring Network Device Configuration Backup in Nectus 1.2.51

Network Device Configuration Backup Nectus version 1.2.51 introduced several enhancements for Network Device Configuration backup procedure. User can now use different backup credentials and fully customizable backup scripts for different Device Views. This allows user to create different backup scripts for different vendors or different product lines with different CLI. User can control what configuration […]

Initial IPv4 IPAM Configuration

Initial IPv4 IPAM Configuration Step 1. Define your IPv4 Address Space. Very first step in setting up your Nectus IPAM is to define your IPv4 Address Space. Address Space is list of major subnets that represent all your address space that you planning to use for IP address allocation. Good examples of subnets that you […]

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SNMP Device Status Color Codes

SNMP Device Status Color Codes Nectus uses different colors to encode SNMP Device Status in Dashboards, Trees and Status Panels. There are three main color codes: Green, Red and Orange. Green Color represent SNMP Device status when it is reachable by ICMP Probe and don’t have any critical interfaces Down. Red Color represent SNMP Device […]

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How to collect Interface-VLAN membership info from Cisco Switch via SNMP (CISCO-VLAN-MEMBERSHIP-MIB)

How to collect Interface-VLAN membership info from Cisco Switch via SNMP (CISCO-VLAN-MEMBERSHIP-MIB)   CISCO-VLAN-MEMBERSHIP-MIB contain several usefull OIDs for collecting Interface VLAN membership information from Cisco Swithes 1.3.6.1.4.1.9.9.68.1.2.2.1.1 (vmVlanType) 1.3.6.1.4.1.9.9.68.1.2.2.1.2 (vmVlan) 1.3.6.1.4.1.9.9.68.1.2.2.1.3 (vmPortStatus) 1.3.6.1.4.1.9.9.68.1.2.2.1.4 (vmVlans) 1.3.6.1.4.1.9.9.68.1.2.2.1.5 (vmVlans2k) 1.3.6.1.4.1.9.9.68.1.2.2.1.6 (vmVlans3k) 1.3.6.1.4.1.9.9.68.1.2.2.1.7 (vmVlans4k)   Lets see what our LAB switch reports on these for Interface with ifIndex […]

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How to collect list of VLANs from Cisco Switch via SNMP (CISCO-VTP-MIB)

How to collect list of VLANs from Cisco Switch via SNMP (CISCO-VTP-MIB) CISCO-VTP-MIB contain several useful OID for collecting VLAN information from Cisco Switches   1.    1.3.6.1.4.1.9.9.46.1.3.1.1.1 (vtpVlanIndex) 2.    1.3.6.1.4.1.9.9.46.1.3.1.1.2 (vtpVlanState) 3.    1.3.6.1.4.1.9.9.46.1.3.1.1.3 (vtpVlanType) 4.    1.3.6.1.4.1.9.9.46.1.3.1.1.4 (vtpVlanName) 5.    1.3.6.1.4.1.9.9.46.1.3.1.1.5 (vtpVlanMtu) 6.    1.3.6.1.4.1.9.9.46.1.3.1.1.6 (vtpVlanDot10Said) 7.    1.3.6.1.4.1.9.9.46.1.3.1.1.7 (vtpVlanRingNumber) 8.    […]

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How to collect list of MAC addresses from Cisco Switch via SNMP (dot1dTpFdbEntry)

How to collect list of MAC addresses from Cisco Switch via SNMP (dot1dTpFdbEntry) One of the ways to get list of MAC addresses from the forwarding table of Cisco switch is via SNMP MIB: dot1dTpFdbEntry This MIB branch contain three OIDs: 1.3.6.1.2.1.17.4.3.1.1 (dot1dTpFdbAddress) 1.3.6.1.2.1.17.4.3.1.2 (dot1dTpFdbPort) 1.3.6.1.2.1.17.4.3.1.3 (dot1dTpFdbStatus) 1.3.6.1.2.1.17.4.3.1.1 (dot1dTpFdbAddress) contain list of MAC addresses in […]

WMI System Variables for Email Alerts

This is the list of WMI System Variables that  can be used in Email and SMS Alerts “%metric_name%” “%metric_value%” “%process_name%” “%service_name%” “%unit_name%” “%wmi_server_ipv4%” “%wmi_server_hostname%” “%wmi_server_group%” “%device_name%” “%device_id%” “%filter_name%” “%event_log_file%” “%event_type_name%” “%event_text%” “%event_source%” “%event_id%” “%event_category%” “%current_time%” “%time%”

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Manual Network Discovery Operation

Manual Network Discovery Operation Starting from Version 1.2.49 Nectus implements new and enhanced user interface for manually starting and stopping of Network Discovery. To manually start network discovery, go to Tools → Manual Discovery Start Where you will be presented with two options: Full Discovery and Partial Discovery Full Discovery will perform ICMP/SNMP Scan on […]

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Monitoring Windows Server Storage Utilization with Nectus

Monitoring Windows Server Storage Utilization with Nectus In this chapter, you’ll learn how to use WMI to monitor Windows Server Storage Utilization. Nectus lets you create Profiles that specify which Servers to monitor with WMI and to send Alerts related to them. It also provides graphs of Server Utilization over time. The specific topics we […]

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List of system variables that can be used in Alert emails for SNMP Devices and Interfaces

List of system variables that can be used in Alert emails for SNMP Devices and Interfaces  (Version 2.48,  January 2019). More system variables will be added in next releases.   Device Hostname:                %dev_hostname% Device IPv4 Address:          %dev_ipv4_address% Device IPv6 Address:          […]

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How to Configure Nectus Syslog Collector to use Local Storage

How to Configure Nectus Syslog Collector to use Local Storage To configure Nectus Syslog collector storage settings go to Main Menu Settings → General Settings → Syslog Settings Configure Storage parameters according to this example: “Syslog Remote Server DB Root Password” should be taken from this file: C:\Program Files\Nectus\Web\Apache24\htdocs\protected\config\database.ini After Configuration is finished press “Test […]